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SOUTH TEXAS OIL CO

EDGAR

Quarterly report (10-Q) · filed 2009-08-14

29 filing records in this dataset, filed from 2004-05-18 to 2009-08-14. Explore the available filing history and original sources.

Inspect reported changes Compare with another company Historical disclosures Search filings Segments

Watchlist

Latest quarter

Revenue

774 thousand USD

2009-06-30 · USD

Exact inputs and evidence

Revenue: 774231 USD Source

Operating margin

-421.51%

2009-06-30 · %

Exact inputs and evidence

Operating Income: -3263431 USD Source
Revenue: 774231 USD Source

Operating cash flow

-1.13 million USD

2009-06-30 · USD

Exact inputs and evidence

Operating Cash Flow: -1981250 USD Source
Operating Cash Flow: -850515 USD Source

Cash and cash equivalents: 1.44 million USD 2009-06-30 Source
Exact value

1444342 USD
Long-term debt including current maturities: Not available
Shares outstanding: Not available

Trailing twelve months

The four most recent complete quarters added together. This gives a full-year view that includes the latest quarterly results.

Revenue

4.92 million USD

2008-07-01 – 2009-06-30

Exact inputs and evidence

Revenue: 2153255 USD · 2008-07-01 – 2008-09-30 Source
Revenue: 9259130 USD · 2008-01-01 – 2008-12-31 Source
Revenue: 7877500 USD · 2008-01-01 – 2008-09-30 Source
Revenue: 612594 USD · 2009-01-01 – 2009-03-31 Source
Revenue: 774231 USD · 2009-04-01 – 2009-06-30 Source

Net income

-20.2 million USD

2008-07-01 – 2009-06-30

Exact inputs and evidence

Net income: -3948843 USD · 2008-07-01 – 2008-09-30 Source
Net income: -19726431 USD · 2008-01-01 – 2008-12-31 Source
Net income: -14106359 USD · 2008-01-01 – 2008-09-30 Source
Net income: -5787756 USD · 2009-01-01 – 2009-03-31 Source
Net income: -4884411 USD · 2009-04-01 – 2009-06-30 Source

Operating cash flow

-3.51 million USD

2008-07-01 – 2009-06-30

Exact inputs and evidence

Operating cash flow: -911321 USD · 2008-01-01 – 2008-09-30 Source
Operating cash flow: -176408 USD · 2008-01-01 – 2008-06-30 Source
Operating cash flow: -1707144 USD · 2008-01-01 – 2008-12-31 Source
Operating cash flow: -911321 USD · 2008-01-01 – 2008-09-30 Source
Operating cash flow: -850515 USD · 2009-01-01 – 2009-03-31 Source
Operating cash flow: -1981250 USD · 2009-01-01 – 2009-06-30 Source
Operating cash flow: -850515 USD · 2009-01-01 – 2009-03-31 Source

Includes later revisions to earlier periods. Annual charts exclude incomplete years.

Latest filing recorded: 2009-08-14.

Financial data available through: 2008-12-31.

Coverage by financial measure

Revenue: 5 of 11 periods available· newest 2008-12-31
Operating income: 3 of 11 periods available· newest 2008-12-31
Net income: 6 of 11 periods available· newest 2008-12-31
Operating cash flow: 6 of 11 periods available· newest 2008-12-31
Capital expenditure: 5 of 11 periods available· newest 2007-12-31
Total assets: 5 of 11 periods available· newest 2008-12-31
Total liabilities: 3 of 11 periods available· newest 2006-12-31
Current assets: 5 of 11 periods available· newest 2008-12-31
Current liabilities: 5 of 11 periods available· newest 2008-12-31
Cash and cash equivalents: 5 of 11 periods available· newest 2008-12-31
long term debt: No compatible figures in this window
shares outstanding: No compatible figures in this window

Coverage describes values retained in this snapshot. Missing values are not zero; loading limits are reported separately.

What changed year over year

Latest complete year compared with the corresponding period one year earlier. These are measured changes; they do not establish their business causes.

Revenue
+62.6%

Prior period

USD 5.69 million

2007-01-01 – 2007-12-31
Current period

USD 9.26 million

2008-01-01 – 2008-12-31

Exact inputs and evidence

9259130 − 5692907 = 3566223 USD

5692907 USD · 2007-01-01 – 2007-12-31
Inspect prior input Prior source
9259130 USD · 2008-01-01 – 2008-12-31
Inspect current input Current source

Share or cite

Citation for Year-over-year change in Revenue · SOUTH TEXAS OIL CO · 2008-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Year-over-year change in Revenue: 3566223 USD Concept: fundies:Revenue Period: 2008-01-01 to 2008-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#period-changes-title Computed: Current period minus corresponding prior-year period Input fundies:Revenue: 9259130 USD (2008-01-01 to 2008-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#13092 Input fundies:Revenue: 5692907 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#13092
The citation records this snapshot. The page link may show a newer release later.
Net income
−USD 13.13 million

Prior period

−USD 6.6 million

2007-01-01 – 2007-12-31
Current period

−USD 19.73 million

2008-01-01 – 2008-12-31

Exact inputs and evidence

-19726431 − -6601224 = -13125207 USD

-6601224 USD · 2007-01-01 – 2007-12-31
Inspect prior input Prior source
-19726431 USD · 2008-01-01 – 2008-12-31
Inspect current input Current source

Share or cite

Citation for Year-over-year change in Net income · SOUTH TEXAS OIL CO · 2008-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Year-over-year change in Net income: -13125207 USD Concept: fundies:NetIncome Period: 2008-01-01 to 2008-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#period-changes-title Computed: Current period minus corresponding prior-year period Input fundies:NetIncome: -19726431 USD (2008-01-01 to 2008-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#14798 Input fundies:NetIncome: -6601224 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#14798
The citation records this snapshot. The page link may show a newer release later.
Operating cash flow
-213.4%

Prior period

USD 1.51 million

2007-01-01 – 2007-12-31
Current period

−USD 1.71 million

2008-01-01 – 2008-12-31

Exact inputs and evidence

-1707144 − 1505660 = -3212804 USD

1505660 USD · 2007-01-01 – 2007-12-31
Inspect prior input Prior source
-1707144 USD · 2008-01-01 – 2008-12-31
Inspect current input Current source

Share or cite

Citation for Year-over-year change in Operating cash flow · SOUTH TEXAS OIL CO · 2008-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Year-over-year change in Operating cash flow: -3212804 USD Concept: fundies:OperatingCashFlow Period: 2008-01-01 to 2008-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#period-changes-title Computed: Current period minus corresponding prior-year period Input fundies:OperatingCashFlow: -1707144 USD (2008-01-01 to 2008-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#15064 Input fundies:OperatingCashFlow: 1505660 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#15064
The citation records this snapshot. The page link may show a newer release later.

Comparable inputs unavailable for: Capital expenditure.

Where revenue goes

How a period’s revenue divides into costs and what remains as profit. Items marked Derived are calculated by subtraction from reported figures.

2008 2008-01-01 – 2008-12-31

Revenue USD 9.26 million 100% of revenue
Operating costs Derived USD 17.08 million 184% of revenue
Operating income −USD 7.82 million −84% of revenue
Tax, interest and other Derived USD 11.91 million 129% of revenue
Net income −USD 19.73 million −213% of revenue

Cash

Operating cash flow −USD 1.71 million −18% of revenue
Capital expenditure Unavailable An input is unavailable.
Free cash flow Derived Unavailable An input is unavailable.

Share of revenue by period

Net income
Tax, interest and other
Operating costs

2004 Not shown: operating income or net income is not reported.
2005 Not shown: operating income or net income is not reported.
2006 Not shown: operating income or net income is not reported.
2007 Operating loss: operating costs were 166% of revenue.
2008 Operating loss: operating costs were 184% of revenue.

Values and sources

Revenue breakdown by annual reporting period
Period	Revenue	Operating costs	Operating income	Tax, interest and other	Net income	Free cash flow	Source
2004 2004-01-01 – 2004-12-31	195786	Unavailable	Unavailable	Unavailable	-183196	-576727 Derived	Source 2004-01-01 – 2004-12-31: 195786 USD Inspect Revenue Open source 2004-01-01 – 2004-12-31: -183196 USD Inspect Net Income Open source 2004-01-01 – 2004-12-31: -537112 USD Inspect Operating Cash Flow Open source 2004-01-01 – 2004-12-31: 39615 USD Inspect Capital Expenditure Open source
2005 2005-01-01 – 2005-12-31	292245	Unavailable	Unavailable	Unavailable	-1020568	-31087 Derived	Source 2005-01-01 – 2005-12-31: 292245 USD Inspect Revenue Open source 2005-01-01 – 2005-12-31: -1020568 USD Inspect Net Income Open source 2005-01-01 – 2005-12-31: 66306 USD Inspect Operating Cash Flow Open source 2005-01-01 – 2005-12-31: 97393 USD Inspect Capital Expenditure Open source
2006 2006-01-01 – 2006-12-31	640193	Unavailable	Unavailable	Unavailable	-1020568	-1616626 Derived	Source 2006-01-01 – 2006-12-31: 640193 USD Inspect Revenue Open source 2006-01-01 – 2006-12-31: -1020568 USD Inspect Net Income Open source 2006-01-01 – 2006-12-31: -283913 USD Inspect Operating Cash Flow Open source 2006-01-01 – 2006-12-31: 1332713 USD Inspect Capital Expenditure Open source
2007 2007-01-01 – 2007-12-31	5692907	9451695 Derived	-3758788	2842436 Derived	-6601224	-20640188 Derived	Source 2007-01-01 – 2007-12-31: 5692907 USD Inspect Revenue Open source 2007-01-01 – 2007-12-31: -3758788 USD Inspect Operating Income Open source 2007-01-01 – 2007-12-31: -6601224 USD Inspect Net Income Open source 2007-01-01 – 2007-12-31: 1505660 USD Inspect Operating Cash Flow Open source 2007-01-01 – 2007-12-31: 22145848 USD Inspect Capital Expenditure Open source
2008 2008-01-01 – 2008-12-31	9259130	17076090 Derived	-7816960	11909471 Derived	-19726431	Unavailable	Source 2008-01-01 – 2008-12-31: 9259130 USD Inspect Revenue Open source 2008-01-01 – 2008-12-31: -7816960 USD Inspect Operating Income Open source 2008-01-01 – 2008-12-31: -19726431 USD Inspect Net Income Open source 2008-01-01 – 2008-12-31: -1707144 USD Inspect Operating Cash Flow Open source

Amounts are exact, in USD.

Growth

Sales over time and how quickly they are changing.

Revenue

Revenue reported for each complete financial period.

USD 9.3M 2008

Values and sources

Revenue values and source evidence
Period	Series	Value(USD)	Source evidence
20042004-12-31	Revenue	195786	Revenue: 195786 Open source
20052005-12-31	Revenue	292245	Revenue: 292245 Open source
20062006-12-31	Revenue	640193	Revenue: 640193 Open source
20072007-12-31	Revenue	5692907	Revenue: 5692907 Open source
20082008-12-31	Revenue	9259130	Revenue: 9259130 Open source

Revenue growth

Change in revenue from the same financial period one year earlier.

62.6% 2008

Values and sources

Revenue growth values and source evidence
Period	Series	Value	Source evidence
20042004-12-31	Year over year	No prior comparable period	Revenue: 195786 Open source
20052005-12-31	Year over year	49.3%	Revenue: 292245 Open source Revenue: 195786 Open source
20062006-12-31	Year over year	119.1%	Revenue: 640193 Open source Revenue: 292245 Open source
20072007-12-31	Year over year	789.2%	Revenue: 5692907 Open source Revenue: 640193 Open source
20082008-12-31	Year over year	62.6%	Revenue: 9259130 Open source Revenue: 5692907 Open source

Profit and cash

How much revenue becomes profit, and how much cash operations generate.

Profit margins

Operating income, net income and free cash flow as a share of revenue.

Operating margin -84.4% 2008

Net margin -213% 2008

Free cash flow margin -362.6% 2007

Operating margin
Net margin
Free cash flow margin

Values and sources

Profit margins values and source evidence
Period	Series	Value	Source evidence
2004-12-31	Operating margin	Not reported	Revenue: 195786 Open source
2005-12-31	Operating margin	Not reported	Revenue: 292245 Open source
2006-12-31	Operating margin	Not reported	Revenue: 640193 Open source
20072007-12-31	Operating margin	-66%	Operating Income: -3758788 Open source Revenue: 5692907 Open source
20082008-12-31	Operating margin	-84.4%	Operating Income: -7816960 Open source Revenue: 9259130 Open source
20042004-12-31	Net margin	-93.6%	Net Income: -183196 Open source Revenue: 195786 Open source
20052005-12-31	Net margin	-349.2%	Net Income: -1020568 Open source Revenue: 292245 Open source
20062006-12-31	Net margin	-159.4%	Net Income: -1020568 Open source Revenue: 640193 Open source
20072007-12-31	Net margin	-116%	Net Income: -6601224 Open source Revenue: 5692907 Open source
20082008-12-31	Net margin	-213%	Net Income: -19726431 Open source Revenue: 9259130 Open source
20042004-12-31	Free cash flow margin	-294.6%	Revenue: 195786 Open source Operating Cash Flow: -537112 Open source Capital Expenditure: 39615 Open source
20052005-12-31	Free cash flow margin	-10.6%	Revenue: 292245 Open source Operating Cash Flow: 66306 Open source Capital Expenditure: 97393 Open source
20062006-12-31	Free cash flow margin	-252.5%	Revenue: 640193 Open source Operating Cash Flow: -283913 Open source Capital Expenditure: 1332713 Open source
20072007-12-31	Free cash flow margin	-362.6%	Revenue: 5692907 Open source Operating Cash Flow: 1505660 Open source Capital Expenditure: 22145848 Open source
20082008-12-31	Free cash flow margin	Not reported	Revenue: 9259130 Open source Operating Cash Flow: -1707144 Open source

Operating cash flow

Cash generated by the company’s normal business operations.

USD -1.7M 2008

Values and sources

Operating cash flow values and source evidence
Period	Series	Value(USD)	Source evidence
20042004-12-31	Operating cash flow	-537112	Operating Cash Flow: -537112 Open source
20052005-12-31	Operating cash flow	66306	Operating Cash Flow: 66306 Open source
20062006-12-31	Operating cash flow	-283913	Operating Cash Flow: -283913 Open source
20072007-12-31	Operating cash flow	1505660	Operating Cash Flow: 1505660 Open source
20082008-12-31	Operating cash flow	-1707144	Operating Cash Flow: -1707144 Open source

Free cash flow

Operating cash flow minus capital expenditure for the same period and unit.

USD -20.6M 2007

Values and sources

Free cash flow values and source evidence
Period	Series	Value(USD)	Source evidence
20042004-12-31	Free cash flow	-576727	Operating Cash Flow: -537112 Open source Capital Expenditure: 39615 Open source
20052005-12-31	Free cash flow	-31087	Operating Cash Flow: 66306 Open source Capital Expenditure: 97393 Open source
20062006-12-31	Free cash flow	-1616626	Operating Cash Flow: -283913 Open source Capital Expenditure: 1332713 Open source
20072007-12-31	Free cash flow	-20640188	Operating Cash Flow: 1505660 Open source Capital Expenditure: 22145848 Open source
20082008-12-31	Free cash flow	Unavailable	Operating Cash Flow: -1707144 Open source

Balance sheet

Liabilities and short-term ability to meet obligations at each period end.

Liabilities to assets

Total liabilities as a share of total assets.

12.1% 2006

Values and sources

Liabilities to assets values and source evidence
Period	Series	Value	Source evidence
20042004-12-31	Liabilities / assets	86.1%	Total Liabilities: 1347396 Open source Total Assets: 1565014 Open source
20052005-12-31	Liabilities / assets	100%	Total Liabilities: 2045506 Open source Total Assets: 2045506 Open source
20062006-12-31	Liabilities / assets	12.1%	Total Liabilities: 544293 Open source Total Assets: 4485891 Open source
2007-12-31	Liabilities / assets	Not reported	Total Assets: 63428393 Open source
2008-12-31	Liabilities / assets	Not reported	Total Assets: 67901583 Open source

Current assets to current liabilities

Current assets divided by current liabilities.

0.32× 2008

Values and sources

Current assets to current liabilities values and source evidence
Period	Series	Value	Source evidence
20042004-12-31	Current assets / current liabilities	0.03×	Current Assets: 25925 Open source Current Liabilities: 812874 Open source
20052005-12-31	Current assets / current liabilities	0.09×	Current Assets: 25925 Open source Current Liabilities: 297696 Open source
20062006-12-31	Current assets / current liabilities	19.63×	Current Assets: 1321629 Open source Current Liabilities: 67340 Open source
20072007-12-31	Current assets / current liabilities	0.99×	Current Assets: 6416848 Open source Current Liabilities: 6455184 Open source
20082008-12-31	Current assets / current liabilities	0.32×	Current Assets: 17138823 Open source Current Liabilities: 52768811 Open source

Cash generation

Compare reported profit with operating cash and capital spending. Free cash flow is calculated as operating cash flow minus capital expenditure when both exact, consolidated amounts match the same period and unit.

Cash generation by annual reporting period
Period	Net income	Operating cash flow	Capital expenditure	Free cash flow
2003 2003-01-01 – 2003-12-31	−USD 75,170 Exact value Exact value: -75170 USD 2003-01-01 – 2003-12-31: -75170 USD Inspect Net Income Open source Share or cite Citation for Net Income · SOUTH TEXAS OIL CO · 2003-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Net Income: -75170 USD Concept: fundies:NetIncome Period: 2003-01-01 to 2003-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ANetIncome&period=2003-12-31&surface=latest&period_type=duration&start=2003-01-01&unit=USD&dimensions= Input fundies:NetIncome: -75170 USD (2003-01-01 to 2003-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001264528-05-000012.txt#2170 The citation records this snapshot. The page link may show a newer release later.	−USD 43,584 Exact value Exact value: -43584 USD 2003-01-01 – 2003-12-31: -43584 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · SOUTH TEXAS OIL CO · 2003-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Operating Cash Flow: -43584 USD Concept: fundies:OperatingCashFlow Period: 2003-01-01 to 2003-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3AOperatingCashFlow&period=2003-12-31&surface=latest&period_type=duration&start=2003-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: -43584 USD (2003-01-01 to 2003-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001264528-05-000012.txt#2184 The citation records this snapshot. The page link may show a newer release later.	USD 58,200 Exact value Exact value: 58200 USD 2003-01-01 – 2003-12-31: 58200 USD Inspect Capital Expenditure Open source Share or cite Citation for Capital Expenditure · SOUTH TEXAS OIL CO · 2003-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Capital Expenditure: 58200 USD Concept: fundies:CapitalExpenditure Period: 2003-01-01 to 2003-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ACapitalExpenditure&period=2003-12-31&surface=latest&period_type=duration&start=2003-01-01&unit=USD&dimensions= Input fundies:CapitalExpenditure: 58200 USD (2003-01-01 to 2003-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001264528-05-000012.txt#2187 The citation records this snapshot. The page link may show a newer release later.	−USD 101,784 Calculation and evidence -43584 − 58200 USD Exact free cash flow: -101784 USD 2003-01-01 – 2003-12-31: -43584 USD · Inspect Operating Cash Flow · Source 2003-01-01 – 2003-12-31: 58200 USD · Inspect Capital Expenditure · Source Share or cite Citation for Free cash flow · SOUTH TEXAS OIL CO · 2003-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Free cash flow: -101784 USD Concept: free-cash-flow Period: 2003-01-01 to 2003-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#cash-generation-title Computed: Operating cash flow minus capital expenditure Input fundies:OperatingCashFlow: -43584 USD (2003-01-01 to 2003-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001264528-05-000012.txt#2184 Input fundies:CapitalExpenditure: 58200 USD (2003-01-01 to 2003-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001264528-05-000012.txt#2187 The citation records this snapshot. The page link may show a newer release later.
2004 2004-01-01 – 2004-12-31	−USD 183,196 Exact value Exact value: -183196 USD 2004-01-01 – 2004-12-31: -183196 USD Inspect Net Income Open source Share or cite Citation for Net Income · SOUTH TEXAS OIL CO · 2004-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Net Income: -183196 USD Concept: fundies:NetIncome Period: 2004-01-01 to 2004-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ANetIncome&period=2004-12-31&surface=latest&period_type=duration&start=2004-01-01&unit=USD&dimensions= Input fundies:NetIncome: -183196 USD (2004-01-01 to 2004-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001264528-05-000012.txt#2170 The citation records this snapshot. The page link may show a newer release later.	−USD 537,112 Exact value Exact value: -537112 USD 2004-01-01 – 2004-12-31: -537112 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · SOUTH TEXAS OIL CO · 2004-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Operating Cash Flow: -537112 USD Concept: fundies:OperatingCashFlow Period: 2004-01-01 to 2004-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3AOperatingCashFlow&period=2004-12-31&surface=latest&period_type=duration&start=2004-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: -537112 USD (2004-01-01 to 2004-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-06-000145.txt#2326 The citation records this snapshot. The page link may show a newer release later.	USD 39,615 Exact value Exact value: 39615 USD 2004-01-01 – 2004-12-31: 39615 USD Inspect Capital Expenditure Open source Share or cite Citation for Capital Expenditure · SOUTH TEXAS OIL CO · 2004-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Capital Expenditure: 39615 USD Concept: fundies:CapitalExpenditure Period: 2004-01-01 to 2004-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ACapitalExpenditure&period=2004-12-31&surface=latest&period_type=duration&start=2004-01-01&unit=USD&dimensions= Input fundies:CapitalExpenditure: 39615 USD (2004-01-01 to 2004-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-06-000145.txt#2329 The citation records this snapshot. The page link may show a newer release later.	−USD 576,727 Calculation and evidence -537112 − 39615 USD Exact free cash flow: -576727 USD 2004-01-01 – 2004-12-31: -537112 USD · Inspect Operating Cash Flow · Source 2004-01-01 – 2004-12-31: 39615 USD · Inspect Capital Expenditure · Source Share or cite Citation for Free cash flow · SOUTH TEXAS OIL CO · 2004-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Free cash flow: -576727 USD Concept: free-cash-flow Period: 2004-01-01 to 2004-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#cash-generation-title Computed: Operating cash flow minus capital expenditure Input fundies:OperatingCashFlow: -537112 USD (2004-01-01 to 2004-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-06-000145.txt#2326 Input fundies:CapitalExpenditure: 39615 USD (2004-01-01 to 2004-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-06-000145.txt#2329 The citation records this snapshot. The page link may show a newer release later.
2005 2005-01-01 – 2005-12-31	−USD 1.02 million Exact value Exact value: -1020568 USD 2005-01-01 – 2005-12-31: -1020568 USD Inspect Net Income Open source Share or cite Citation for Net Income · SOUTH TEXAS OIL CO · 2005-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Net Income: -1020568 USD Concept: fundies:NetIncome Period: 2005-01-01 to 2005-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ANetIncome&period=2005-12-31&surface=latest&period_type=duration&start=2005-01-01&unit=USD&dimensions= Input fundies:NetIncome: -1020568 USD (2005-01-01 to 2005-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001288946-07-000004.txt#2260 The citation records this snapshot. The page link may show a newer release later.	USD 66,306 Exact value Exact value: 66306 USD 2005-01-01 – 2005-12-31: 66306 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · SOUTH TEXAS OIL CO · 2005-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Operating Cash Flow: 66306 USD Concept: fundies:OperatingCashFlow Period: 2005-01-01 to 2005-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3AOperatingCashFlow&period=2005-12-31&surface=latest&period_type=duration&start=2005-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 66306 USD (2005-01-01 to 2005-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001288946-07-000003.txt#2307 The citation records this snapshot. The page link may show a newer release later.	USD 97,393 Exact value Exact value: 97393 USD 2005-01-01 – 2005-12-31: 97393 USD Inspect Capital Expenditure Open source Share or cite Citation for Capital Expenditure · SOUTH TEXAS OIL CO · 2005-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Capital Expenditure: 97393 USD Concept: fundies:CapitalExpenditure Period: 2005-01-01 to 2005-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ACapitalExpenditure&period=2005-12-31&surface=latest&period_type=duration&start=2005-01-01&unit=USD&dimensions= Input fundies:CapitalExpenditure: 97393 USD (2005-01-01 to 2005-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001288946-07-000003.txt#2313 The citation records this snapshot. The page link may show a newer release later.	−USD 31,087 Calculation and evidence 66306 − 97393 USD Exact free cash flow: -31087 USD 2005-01-01 – 2005-12-31: 66306 USD · Inspect Operating Cash Flow · Source 2005-01-01 – 2005-12-31: 97393 USD · Inspect Capital Expenditure · Source Share or cite Citation for Free cash flow · SOUTH TEXAS OIL CO · 2005-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Free cash flow: -31087 USD Concept: free-cash-flow Period: 2005-01-01 to 2005-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#cash-generation-title Computed: Operating cash flow minus capital expenditure Input fundies:OperatingCashFlow: 66306 USD (2005-01-01 to 2005-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001288946-07-000003.txt#2307 Input fundies:CapitalExpenditure: 97393 USD (2005-01-01 to 2005-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001288946-07-000003.txt#2313 The citation records this snapshot. The page link may show a newer release later.
2006 2006-01-01 – 2006-12-31	−USD 1.02 million Exact value Exact value: -1020568 USD 2006-01-01 – 2006-12-31: -1020568 USD Inspect Net Income Open source Share or cite Citation for Net Income · SOUTH TEXAS OIL CO · 2006-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Net Income: -1020568 USD Concept: fundies:NetIncome Period: 2006-01-01 to 2006-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ANetIncome&period=2006-12-31&surface=latest&period_type=duration&start=2006-01-01&unit=USD&dimensions= Input fundies:NetIncome: -1020568 USD (2006-01-01 to 2006-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001288946-07-000004.txt#2388 The citation records this snapshot. The page link may show a newer release later.	−USD 283,913 Exact value Exact value: -283913 USD 2006-01-01 – 2006-12-31: -283913 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · SOUTH TEXAS OIL CO · 2006-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Operating Cash Flow: -283913 USD Concept: fundies:OperatingCashFlow Period: 2006-01-01 to 2006-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3AOperatingCashFlow&period=2006-12-31&surface=latest&period_type=duration&start=2006-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: -283913 USD (2006-01-01 to 2006-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-08-000064.txt#2621 The citation records this snapshot. The page link may show a newer release later.	USD 1.33 million Exact value Exact value: 1332713 USD 2006-01-01 – 2006-12-31: 1332713 USD Inspect Capital Expenditure Open source Share or cite Citation for Capital Expenditure · SOUTH TEXAS OIL CO · 2006-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Capital Expenditure: 1332713 USD Concept: fundies:CapitalExpenditure Period: 2006-01-01 to 2006-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ACapitalExpenditure&period=2006-12-31&surface=latest&period_type=duration&start=2006-01-01&unit=USD&dimensions= Input fundies:CapitalExpenditure: 1332713 USD (2006-01-01 to 2006-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-08-000064.txt#2624 The citation records this snapshot. The page link may show a newer release later.	−USD 1.62 million Calculation and evidence -283913 − 1332713 USD Exact free cash flow: -1616626 USD 2006-01-01 – 2006-12-31: -283913 USD · Inspect Operating Cash Flow · Source 2006-01-01 – 2006-12-31: 1332713 USD · Inspect Capital Expenditure · Source Share or cite Citation for Free cash flow · SOUTH TEXAS OIL CO · 2006-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Free cash flow: -1616626 USD Concept: free-cash-flow Period: 2006-01-01 to 2006-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#cash-generation-title Computed: Operating cash flow minus capital expenditure Input fundies:OperatingCashFlow: -283913 USD (2006-01-01 to 2006-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-08-000064.txt#2621 Input fundies:CapitalExpenditure: 1332713 USD (2006-01-01 to 2006-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-08-000064.txt#2624 The citation records this snapshot. The page link may show a newer release later.
2007 2007-01-01 – 2007-12-31	−USD 6.6 million Exact value Exact value: -6601224 USD 2007-01-01 – 2007-12-31: -6601224 USD Inspect Net Income Open source Share or cite Citation for Net Income · SOUTH TEXAS OIL CO · 2007-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Net Income: -6601224 USD Concept: fundies:NetIncome Period: 2007-01-01 to 2007-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ANetIncome&period=2007-12-31&surface=latest&period_type=duration&start=2007-01-01&unit=USD&dimensions= Input fundies:NetIncome: -6601224 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#14798 The citation records this snapshot. The page link may show a newer release later.	USD 1.51 million Exact value Exact value: 1505660 USD 2007-01-01 – 2007-12-31: 1505660 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · SOUTH TEXAS OIL CO · 2007-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Operating Cash Flow: 1505660 USD Concept: fundies:OperatingCashFlow Period: 2007-01-01 to 2007-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3AOperatingCashFlow&period=2007-12-31&surface=latest&period_type=duration&start=2007-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 1505660 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#15064 The citation records this snapshot. The page link may show a newer release later.	USD 22.15 million Exact value Exact value: 22145848 USD 2007-01-01 – 2007-12-31: 22145848 USD Inspect Capital Expenditure Open source Share or cite Citation for Capital Expenditure · SOUTH TEXAS OIL CO · 2007-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Capital Expenditure: 22145848 USD Concept: fundies:CapitalExpenditure Period: 2007-01-01 to 2007-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ACapitalExpenditure&period=2007-12-31&surface=latest&period_type=duration&start=2007-01-01&unit=USD&dimensions= Input fundies:CapitalExpenditure: 22145848 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-08-000064.txt#2624 The citation records this snapshot. The page link may show a newer release later.	−USD 20.64 million Calculation and evidence 1505660 − 22145848 USD Exact free cash flow: -20640188 USD 2007-01-01 – 2007-12-31: 1505660 USD · Inspect Operating Cash Flow · Source 2007-01-01 – 2007-12-31: 22145848 USD · Inspect Capital Expenditure · Source Share or cite Citation for Free cash flow · SOUTH TEXAS OIL CO · 2007-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Free cash flow: -20640188 USD Concept: free-cash-flow Period: 2007-01-01 to 2007-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946?view=overview&cadence=annual&surface=latest#cash-generation-title Computed: Operating cash flow minus capital expenditure Input fundies:OperatingCashFlow: 1505660 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#15064 Input fundies:CapitalExpenditure: 22145848 USD (2007-01-01 to 2007-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001227528-08-000064.txt#2624 The citation records this snapshot. The page link may show a newer release later.
2008 2008-01-01 – 2008-12-31	−USD 19.73 million Exact value Exact value: -19726431 USD 2008-01-01 – 2008-12-31: -19726431 USD Inspect Net Income Open source Share or cite Citation for Net Income · SOUTH TEXAS OIL CO · 2008-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Net Income: -19726431 USD Concept: fundies:NetIncome Period: 2008-01-01 to 2008-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3ANetIncome&period=2008-12-31&surface=latest&period_type=duration&start=2008-01-01&unit=USD&dimensions= Input fundies:NetIncome: -19726431 USD (2008-01-01 to 2008-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#14798 The citation records this snapshot. The page link may show a newer release later.	−USD 1.71 million Exact value Exact value: -1707144 USD 2008-01-01 – 2008-12-31: -1707144 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · SOUTH TEXAS OIL CO · 2008-12-31 SOUTH TEXAS OIL CO (edgar:1288946) Operating Cash Flow: -1707144 USD Concept: fundies:OperatingCashFlow Period: 2008-01-01 to 2008-12-31 Values: Latest reported Published: 2026-11-02T19:16:49Z Snapshot: d7979185ee5cbedb6191c7c1119c85efc598279b4ae2d2c9f3e034b7f2508719 Dimensions: Consolidated View: https://fundies.io/companies/edgar/1288946/explain?concept=fundies%3AOperatingCashFlow&period=2008-12-31&surface=latest&period_type=duration&start=2008-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: -1707144 USD (2008-01-01 to 2008-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/1288946/0001144204-09-017027.txt#15064 The citation records this snapshot. The page link may show a newer release later.	Unavailable Not reported for this period.	Unavailable Free cash flow cannot be calculated because Capital expenditure is unavailable for this period.

Capital expenditure uses the canonical mapped positive-spending convention. A missing, ambiguous, incompatible, or negative-sign input is left blank. Values use the latest reported version.

Dataset coverage and company identifiers

Coverage reflects filings processed into this Fundies dataset; it does not imply every source filing is loaded.

29 filings · 0 latest values · 0 originally reported values

Dataset published 2026-11-02. Source filing dates and reporting periods are shown separately.

Identifiers: 0001288946, 1288946, edgar:1288946

Also known as NUTEK OIL INC.

SOUTH TEXAS OIL CO

Latest quarter

Revenue

Operating margin

Operating cash flow

Trailing twelve months

Revenue

Net income

Operating cash flow

Company performance

What changed year over year

Revenue

Net income

Operating cash flow

Where revenue goes

2008 2008-01-01 – 2008-12-31

Cash

Share of revenue by period

Growth

Profit and cash

Balance sheet

Cash generation