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AEI Income & Growth Fund XXI Ltd Partnership

EDGAR

Quarterly report (10-Q) · filed 2026-08-14

Annual consolidated revenue for 2025: about USD 896.2K, using the latest reported figures. The previous period, 2024, was about USD 999.8K.

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Watchlist

Latest fiscal year

Revenue

896 thousand USD

2025 · USD

Exact inputs and evidence

Revenue: 896248 USD Source

Operating margin

24.73%

2025 · %

Exact inputs and evidence

Operating Income: 221632 USD Source
Revenue: 896248 USD Source

Operating cash flow

709 thousand USD

2025 · USD

Exact inputs and evidence

Operating Cash Flow: 708715 USD Source

Cash and cash equivalents: 596 thousand USD 2026-06-30 Source
Exact value

595734 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.

Operating cash flow

678 thousand USD

2025-07-01 – 2026-06-30

Exact inputs and evidence

Operating cash flow: 509304 USD · 2025-01-01 – 2025-09-30 Source
Operating cash flow: 346485 USD · 2025-01-01 – 2025-06-30 Source
Operating cash flow: 708715 USD · 2025-01-01 – 2025-12-31 Source
Operating cash flow: 509304 USD · 2025-01-01 – 2025-09-30 Source
Operating cash flow: 125376 USD · 2026-01-01 – 2026-03-31 Source
Operating cash flow: 315313 USD · 2026-01-01 – 2026-06-30 Source
Operating cash flow: 125376 USD · 2026-01-01 – 2026-03-31 Source

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

Latest filing recorded: 2026-08-14.

Financial data available through: 2025-12-31.

Coverage by financial measure

Revenue: 11 of 11 periods available· newest 2025-12-31
Operating income: 11 of 11 periods available· newest 2025-12-31
net income: No compatible figures in this window
Operating cash flow: 11 of 11 periods available· newest 2025-12-31
capital expenditure: No compatible figures in this window
Total assets: 10 of 11 periods available· newest 2025-12-31
liabilities: No compatible figures in this window
Current assets: 10 of 11 periods available· newest 2025-12-31
Current liabilities: 10 of 11 periods available· newest 2025-12-31
Cash and cash equivalents: 10 of 11 periods available· newest 2025-12-31
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
-10.4%

Prior period

USD 999,825

2024-01-01 – 2024-12-31
Current period

USD 896,248

2025-01-01 – 2025-12-31

Exact inputs and evidence

896248 − 999825 = -103577 USD

999825 USD · 2024-01-01 – 2024-12-31
Inspect prior input Prior source
896248 USD · 2025-01-01 – 2025-12-31
Inspect current input Current source

Share or cite

Citation for Year-over-year change in Revenue · AEI Income & Growth Fund XXI Ltd Partnership · 2025-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Year-over-year change in Revenue: -103577 USD Concept: fundies:Revenue Period: 2025-01-01 to 2025-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755?view=overview&cadence=annual&surface=latest#period-changes-title Computed: Current period minus corresponding prior-year period Input fundies:Revenue: 896248 USD (2025-01-01 to 2025-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175526000003/aei21-20251231.htm#406666 Filing: 000093175526000003 Input fundies:Revenue: 999825 USD (2024-01-01 to 2024-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175526000003/aei21-20251231.htm#407211 Filing: 000093175526000003
The citation records this snapshot. The page link may show a newer release later.
Operating cash flow
-5.8%

Prior period

USD 752,432

2024-01-01 – 2024-12-31
Current period

USD 708,715

2025-01-01 – 2025-12-31

Exact inputs and evidence

708715 − 752432 = -43717 USD

752432 USD · 2024-01-01 – 2024-12-31
Inspect prior input Prior source
708715 USD · 2025-01-01 – 2025-12-31
Inspect current input Current source

Share or cite

Citation for Year-over-year change in Operating cash flow · AEI Income & Growth Fund XXI Ltd Partnership · 2025-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Year-over-year change in Operating cash flow: -43717 USD Concept: fundies:OperatingCashFlow Period: 2025-01-01 to 2025-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755?view=overview&cadence=annual&surface=latest#period-changes-title Computed: Current period minus corresponding prior-year period Input fundies:OperatingCashFlow: 708715 USD (2025-01-01 to 2025-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175526000003/aei21-20251231.htm#223925 Filing: 000093175526000003 Input fundies:OperatingCashFlow: 752432 USD (2024-01-01 to 2024-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175526000003/aei21-20251231.htm#224479 Filing: 000093175526000003
The citation records this snapshot. The page link may show a newer release later.

Comparable inputs unavailable for: Net income, 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.

2025 2025-01-01 – 2025-12-31

Revenue USD 896,248 100% of revenue
Operating costs Derived USD 674,616 75% of revenue
Operating income USD 221,632 25% of revenue
Tax, interest and other Derived Unavailable An input is unavailable.
Net income Unavailable An input is unavailable.

Cash

Operating cash flow USD 708,715 79% 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

2017 Not shown: operating income or net income is not reported.
2018 Not shown: operating income or net income is not reported.
2019 Not shown: operating income or net income is not reported.
2020 Not shown: operating income or net income is not reported.
2021 Not shown: operating income or net income is not reported.
2022 Not shown: operating income or net income is not reported.
2022 Not shown: operating income or net income is not reported.
2023 Not shown: operating income or net income is not reported.
2024 Not shown: operating income or net income is not reported.
2025 Not shown: operating income or net income is not reported.

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
2017 2017-01-01 – 2017-12-31	910637	749857 Derived	160780	Unavailable	Unavailable	Unavailable	Source 2017-01-01 – 2017-12-31: 910637 USD Inspect Revenue Open source 2017-01-01 – 2017-12-31: 160780 USD Inspect Operating Income Open source 2017-01-01 – 2017-12-31: 841326 USD Inspect Operating Cash Flow Open source
2018 2018-01-01 – 2018-12-31	1036602	715507 Derived	321095	Unavailable	Unavailable	Unavailable	Source 2018-01-01 – 2018-12-31: 1036602 USD Inspect Revenue Open source 2018-01-01 – 2018-12-31: 321095 USD Inspect Operating Income Open source 2018-01-01 – 2018-12-31: 907211 USD Inspect Operating Cash Flow Open source
2019 2019-01-01 – 2019-12-31	1001165	704213 Derived	296952	Unavailable	Unavailable	Unavailable	Source 2019-01-01 – 2019-12-31: 1001165 USD Inspect Revenue Open source 2019-01-01 – 2019-12-31: 296952 USD Inspect Operating Income Open source 2019-01-01 – 2019-12-31: 737566 USD Inspect Operating Cash Flow Open source
2020 2020-01-01 – 2020-12-31	830552	600671 Derived	229881	Unavailable	Unavailable	Unavailable	Source 2020-01-01 – 2020-12-31: 830552 USD Inspect Revenue Open source 2020-01-01 – 2020-12-31: 229881 USD Inspect Operating Income Open source 2020-01-01 – 2020-12-31: 593239 USD Inspect Operating Cash Flow Open source
2021 2021-01-01 – 2021-12-31	728539	503471 Derived	225068	Unavailable	Unavailable	Unavailable	Source 2021-01-01 – 2021-12-31: 728539 USD Inspect Revenue Open source 2021-01-01 – 2021-12-31: 225068 USD Inspect Operating Income Open source 2021-01-01 – 2021-12-31: 570493 USD Inspect Operating Cash Flow Open source
2022 2021-05-14 – 2022-05-13	110000	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Source 2021-05-14 – 2022-05-13: 110000 USD Inspect Revenue Open source
2022 2022-01-01 – 2022-12-31	807075	546486 Derived	260589	Unavailable	Unavailable	Unavailable	Source 2022-01-01 – 2022-12-31: 807075 USD Inspect Revenue Open source 2022-01-01 – 2022-12-31: 260589 USD Inspect Operating Income Open source 2022-01-01 – 2022-12-31: 816752 USD Inspect Operating Cash Flow Open source
2023 2023-01-01 – 2023-12-31	997334	758591 Derived	238743	Unavailable	Unavailable	Unavailable	Source 2023-01-01 – 2023-12-31: 997334 USD Inspect Revenue Open source 2023-01-01 – 2023-12-31: 238743 USD Inspect Operating Income Open source 2023-01-01 – 2023-12-31: 678624 USD Inspect Operating Cash Flow Open source
2024 2024-01-01 – 2024-12-31	999825	743258 Derived	256567	Unavailable	Unavailable	Unavailable	Source 2024-01-01 – 2024-12-31: 999825 USD Inspect Revenue Open source 2024-01-01 – 2024-12-31: 256567 USD Inspect Operating Income Open source 2024-01-01 – 2024-12-31: 752432 USD Inspect Operating Cash Flow Open source
2025 2025-01-01 – 2025-12-31	896248	674616 Derived	221632	Unavailable	Unavailable	Unavailable	Source 2025-01-01 – 2025-12-31: 896248 USD Inspect Revenue Open source 2025-01-01 – 2025-12-31: 221632 USD Inspect Operating Income Open source 2025-01-01 – 2025-12-31: 708715 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 896.2K 2025

Values and sources

Revenue values and source evidence
Period	Series	Value(USD)	Source evidence
20172017-12-31	Revenue	910637	Revenue: 910637 Open source
20182018-12-31	Revenue	1036602	Revenue: 1036602 Open source
20192019-12-31	Revenue	1001165	Revenue: 1001165 Open source
20202020-12-31	Revenue	830552	Revenue: 830552 Open source
20212021-12-31	Revenue	728539	Revenue: 728539 Open source
20222022-05-13	Revenue	110000	Revenue: 110000 Open source
20222022-12-31	Revenue	807075	Revenue: 807075 Open source
20232023-12-31	Revenue	997334	Revenue: 997334 Open source
20242024-12-31	Revenue	999825	Revenue: 999825 Open source
20252025-12-31	Revenue	896248	Revenue: 896248 Open source

Revenue growth

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

-10.4% 2025

Values and sources

Revenue growth values and source evidence
Period	Series	Value	Source evidence
20172017-12-31	Year over year	-15.3%	Revenue: 910637 Open source Revenue: 1074798 Open source
20182018-12-31	Year over year	13.8%	Revenue: 1036602 Open source Revenue: 910637 Open source
20192019-12-31	Year over year	-3.4%	Revenue: 1001165 Open source Revenue: 1036602 Open source
20202020-12-31	Year over year	-17%	Revenue: 830552 Open source Revenue: 1001165 Open source
20212021-12-31	Year over year	-12.3%	Revenue: 728539 Open source Revenue: 830552 Open source
20222022-05-13	Year over year	No prior comparable period	Revenue: 110000 Open source
20222022-12-31	Year over year	10.8%	Revenue: 807075 Open source Revenue: 728539 Open source
20232023-12-31	Year over year	23.6%	Revenue: 997334 Open source Revenue: 807075 Open source
20242024-12-31	Year over year	0.2%	Revenue: 999825 Open source Revenue: 997334 Open source
20252025-12-31	Year over year	-10.4%	Revenue: 896248 Open source Revenue: 999825 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 24.7% 2025

Operating margin
Net margin
Free cash flow margin

Values and sources

Profit margins values and source evidence
Period	Series	Value	Source evidence
20172017-12-31	Operating margin	17.7%	Operating Income: 160780 Open source Revenue: 910637 Open source
20182018-12-31	Operating margin	31%	Operating Income: 321095 Open source Revenue: 1036602 Open source
20192019-12-31	Operating margin	29.7%	Operating Income: 296952 Open source Revenue: 1001165 Open source
20202020-12-31	Operating margin	27.7%	Operating Income: 229881 Open source Revenue: 830552 Open source
20212021-12-31	Operating margin	30.9%	Operating Income: 225068 Open source Revenue: 728539 Open source
2022-05-13	Operating margin	Not reported	Revenue: 110000 Open source
20222022-12-31	Operating margin	32.3%	Operating Income: 260589 Open source Revenue: 807075 Open source
20232023-12-31	Operating margin	23.9%	Operating Income: 238743 Open source Revenue: 997334 Open source
20242024-12-31	Operating margin	25.7%	Operating Income: 256567 Open source Revenue: 999825 Open source
20252025-12-31	Operating margin	24.7%	Operating Income: 221632 Open source Revenue: 896248 Open source
2017-12-31	Net margin	Not reported	Revenue: 910637 Open source
2018-12-31	Net margin	Not reported	Revenue: 1036602 Open source
2019-12-31	Net margin	Not reported	Revenue: 1001165 Open source
2020-12-31	Net margin	Not reported	Revenue: 830552 Open source
2021-12-31	Net margin	Not reported	Revenue: 728539 Open source
2022-05-13	Net margin	Not reported	Revenue: 110000 Open source
2022-12-31	Net margin	Not reported	Revenue: 807075 Open source
2023-12-31	Net margin	Not reported	Revenue: 997334 Open source
2024-12-31	Net margin	Not reported	Revenue: 999825 Open source
2025-12-31	Net margin	Not reported	Revenue: 896248 Open source
20172017-12-31	Free cash flow margin	Not reported	Revenue: 910637 Open source Operating Cash Flow: 841326 Open source
20182018-12-31	Free cash flow margin	Not reported	Revenue: 1036602 Open source Operating Cash Flow: 907211 Open source
20192019-12-31	Free cash flow margin	Not reported	Revenue: 1001165 Open source Operating Cash Flow: 737566 Open source
20202020-12-31	Free cash flow margin	Not reported	Revenue: 830552 Open source Operating Cash Flow: 593239 Open source
20212021-12-31	Free cash flow margin	Not reported	Revenue: 728539 Open source Operating Cash Flow: 570493 Open source
20222022-05-13	Free cash flow margin	Not reported	Revenue: 110000 Open source
20222022-12-31	Free cash flow margin	Not reported	Revenue: 807075 Open source Operating Cash Flow: 816752 Open source
20232023-12-31	Free cash flow margin	Not reported	Revenue: 997334 Open source Operating Cash Flow: 678624 Open source
20242024-12-31	Free cash flow margin	Not reported	Revenue: 999825 Open source Operating Cash Flow: 752432 Open source
20252025-12-31	Free cash flow margin	Not reported	Revenue: 896248 Open source Operating Cash Flow: 708715 Open source

Operating cash flow

Cash generated by the company’s normal business operations.

USD 708.7K 2025

Values and sources

Operating cash flow values and source evidence
Period	Series	Value(USD)	Source evidence
20172017-12-31	Operating cash flow	841326	Operating Cash Flow: 841326 Open source
20182018-12-31	Operating cash flow	907211	Operating Cash Flow: 907211 Open source
20192019-12-31	Operating cash flow	737566	Operating Cash Flow: 737566 Open source
20202020-12-31	Operating cash flow	593239	Operating Cash Flow: 593239 Open source
20212021-12-31	Operating cash flow	570493	Operating Cash Flow: 570493 Open source
20222022-05-13	Operating cash flow	Not reported	No source recorded
20222022-12-31	Operating cash flow	816752	Operating Cash Flow: 816752 Open source
20232023-12-31	Operating cash flow	678624	Operating Cash Flow: 678624 Open source
20242024-12-31	Operating cash flow	752432	Operating Cash Flow: 752432 Open source
20252025-12-31	Operating cash flow	708715	Operating Cash Flow: 708715 Open source

Free cash flow

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

Not enough comparable data to show this history.

Values and sources

Free cash flow values and source evidence
Period	Series	Value(USD)	Source evidence
20172017-12-31	Free cash flow	Unavailable	Operating Cash Flow: 841326 Open source
20182018-12-31	Free cash flow	Unavailable	Operating Cash Flow: 907211 Open source
20192019-12-31	Free cash flow	Unavailable	Operating Cash Flow: 737566 Open source
20202020-12-31	Free cash flow	Unavailable	Operating Cash Flow: 593239 Open source
20212021-12-31	Free cash flow	Unavailable	Operating Cash Flow: 570493 Open source
20222022-05-13	Free cash flow	Unavailable	No source recorded
20222022-12-31	Free cash flow	Unavailable	Operating Cash Flow: 816752 Open source
20232023-12-31	Free cash flow	Unavailable	Operating Cash Flow: 678624 Open source
20242024-12-31	Free cash flow	Unavailable	Operating Cash Flow: 752432 Open source
20252025-12-31	Free cash flow	Unavailable	Operating Cash Flow: 708715 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.

Not enough comparable data to show this history.

Values and sources

Liabilities to assets values and source evidence
Period	Series	Value	Source evidence
2017-12-31	Liabilities / assets	Not reported	Total Assets: 13230184 Open source
2018-12-31	Liabilities / assets	Not reported	Total Assets: 11563460 Open source
2019-12-31	Liabilities / assets	Not reported	Total Assets: 11456174 Open source
2020-12-31	Liabilities / assets	Not reported	Total Assets: 11771634 Open source
2021-12-31	Liabilities / assets	Not reported	Total Assets: 10355302 Open source
2022-05-13	Liabilities / assets	Not reported	No source recorded
2022-12-31	Liabilities / assets	Not reported	Total Assets: 11036113 Open source
2023-12-31	Liabilities / assets	Not reported	Total Assets: 10509502 Open source
2024-12-31	Liabilities / assets	Not reported	Total Assets: 10056699 Open source
2025-12-31	Liabilities / assets	Not reported	Total Assets: 9443562 Open source

Current assets to current liabilities

Current assets divided by current liabilities.

2.25× 2025

Values and sources

Current assets to current liabilities values and source evidence
Period	Series	Value	Source evidence
20172017-12-31	Current assets / current liabilities	1.76×	Current Assets: 2193211 Open source Current Liabilities: 1245619 Open source
20182018-12-31	Current assets / current liabilities	3.26×	Current Assets: 996971 Open source Current Liabilities: 305353 Open source
20192019-12-31	Current assets / current liabilities	10.93×	Current Assets: 3197449 Open source Current Liabilities: 292578 Open source
20202020-12-31	Current assets / current liabilities	16.24×	Current Assets: 4355451 Open source Current Liabilities: 268116 Open source
20212021-12-31	Current assets / current liabilities	14.41×	Current Assets: 3229925 Open source Current Liabilities: 224163 Open source
2022-05-13	Current assets / current liabilities	Not reported	No source recorded
20222022-12-31	Current assets / current liabilities	0.57×	Current Assets: 194869 Open source Current Liabilities: 341947 Open source
20232023-12-31	Current assets / current liabilities	0.66×	Current Assets: 180560 Open source Current Liabilities: 274495 Open source
20242024-12-31	Current assets / current liabilities	0.92×	Current Assets: 240059 Open source Current Liabilities: 262343 Open source
20252025-12-31	Current assets / current liabilities	2.25×	Current Assets: 611817 Open source Current Liabilities: 272480 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
2016 2016-01-01 – 2016-12-31	Unavailable Not reported for this period.	USD 1.04 million Exact value Exact value: 1041727 USD 2016-01-01 – 2016-12-31: 1041727 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2016-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 1041727 USD Concept: fundies:OperatingCashFlow Period: 2016-01-01 to 2016-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2016-12-31&surface=latest&period_type=duration&start=2016-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 1041727 USD (2016-01-01 to 2016-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000132632118000005/aei21-20171231.xml#45864 Filing: 000132632118000005 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.
2017 2017-01-01 – 2017-12-31	Unavailable Not reported for this period.	USD 841,326 Exact value Exact value: 841326 USD 2017-01-01 – 2017-12-31: 841326 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2017-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 841326 USD Concept: fundies:OperatingCashFlow Period: 2017-01-01 to 2017-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2017-12-31&surface=latest&period_type=duration&start=2017-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 841326 USD (2017-01-01 to 2017-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000132632119000011/aei21-20181231.xml#42323 Filing: 000132632119000011 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.
2018 2018-01-01 – 2018-12-31	Unavailable Not reported for this period.	USD 907,211 Exact value Exact value: 907211 USD 2018-01-01 – 2018-12-31: 907211 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2018-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 907211 USD Concept: fundies:OperatingCashFlow Period: 2018-01-01 to 2018-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2018-12-31&surface=latest&period_type=duration&start=2018-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 907211 USD (2018-01-01 to 2018-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175520000008/aei21-20191231.xml#39157 Filing: 000093175520000008 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.
2019 2019-01-01 – 2019-12-31	Unavailable Not reported for this period.	USD 737,566 Exact value Exact value: 737566 USD 2019-01-01 – 2019-12-31: 737566 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2019-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 737566 USD Concept: fundies:OperatingCashFlow Period: 2019-01-01 to 2019-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2019-12-31&surface=latest&period_type=duration&start=2019-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 737566 USD (2019-01-01 to 2019-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000089424521000017/aei21-20201231.xml#42457 Filing: 000089424521000017 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.
2020 2020-01-01 – 2020-12-31	Unavailable Not reported for this period.	USD 593,239 Exact value Exact value: 593239 USD 2020-01-01 – 2020-12-31: 593239 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2020-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 593239 USD Concept: fundies:OperatingCashFlow Period: 2020-01-01 to 2020-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2020-12-31&surface=latest&period_type=duration&start=2020-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 593239 USD (2020-01-01 to 2020-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000089424522000034/aei21-20211231.htm#228894 Filing: 000089424522000034 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.
2021 2021-01-01 – 2021-12-31	Unavailable Not reported for this period.	USD 570,493 Exact value Exact value: 570493 USD 2021-01-01 – 2021-12-31: 570493 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2021-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 570493 USD Concept: fundies:OperatingCashFlow Period: 2021-01-01 to 2021-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2021-12-31&surface=latest&period_type=duration&start=2021-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 570493 USD (2021-01-01 to 2021-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000089424523000030/aei21-20221231.htm#220395 Filing: 000089424523000030 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.
2022 2022-01-01 – 2022-12-31	Unavailable Not reported for this period.	USD 816,752 Exact value Exact value: 816752 USD 2022-01-01 – 2022-12-31: 816752 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2022-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 816752 USD Concept: fundies:OperatingCashFlow Period: 2022-01-01 to 2022-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2022-12-31&surface=latest&period_type=duration&start=2022-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 816752 USD (2022-01-01 to 2022-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175524000003/aei21-20231231.htm#220633 Filing: 000093175524000003 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.
2023 2023-01-01 – 2023-12-31	Unavailable Not reported for this period.	USD 678,624 Exact value Exact value: 678624 USD 2023-01-01 – 2023-12-31: 678624 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2023-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 678624 USD Concept: fundies:OperatingCashFlow Period: 2023-01-01 to 2023-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2023-12-31&surface=latest&period_type=duration&start=2023-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 678624 USD (2023-01-01 to 2023-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175525000007/aei21-20241231.htm#216079 Filing: 000093175525000007 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.
2024 2024-01-01 – 2024-12-31	Unavailable Not reported for this period.	USD 752,432 Exact value Exact value: 752432 USD 2024-01-01 – 2024-12-31: 752432 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2024-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 752432 USD Concept: fundies:OperatingCashFlow Period: 2024-01-01 to 2024-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2024-12-31&surface=latest&period_type=duration&start=2024-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 752432 USD (2024-01-01 to 2024-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175526000003/aei21-20251231.htm#224479 Filing: 000093175526000003 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.
2025 2025-01-01 – 2025-12-31	Unavailable Not reported for this period.	USD 708,715 Exact value Exact value: 708715 USD 2025-01-01 – 2025-12-31: 708715 USD Inspect Operating Cash Flow Open source Share or cite Citation for Operating Cash Flow · AEI Income & Growth Fund XXI Ltd Partnership · 2025-12-31 AEI Income & Growth Fund XXI Ltd Partnership (edgar:931755) Operating Cash Flow: 708715 USD Concept: fundies:OperatingCashFlow Period: 2025-01-01 to 2025-12-31 Values: Latest reported Published: 2026-11-02T09:19:19Z Snapshot: 3e30444a4216581077c44f423ce8be06ef2be4055b160acf7d3e4d2760732832 Dimensions: Consolidated View: https://fundies.io/companies/edgar/931755/explain?concept=fundies%3AOperatingCashFlow&period=2025-12-31&surface=latest&period_type=duration&start=2025-01-01&unit=USD&dimensions= Input fundies:OperatingCashFlow: 708715 USD (2025-01-01 to 2025-12-31) Dimensions: Consolidated Source: https://www.sec.gov/Archives/edgar/data/931755/000093175526000003/aei21-20251231.htm#223925 Filing: 000093175526000003 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.

129 filings · 1,257 latest values · 1,257 originally reported values

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

Identifiers: 0000931755, 931755, None, edgar:931755

Also known as AEI INCOME & GROWTH FUND XXI LIMITED PARTNERSHIP, AEI INCOME & GROWTH FUND XXI LTD PARTNERSHIP, AEI Income & Growth Fund XXI LTD Partnership, AEI Income & Growth Fund XXI Ltd Partnership

AEI Income & Growth Fund XXI Ltd Partnership

Latest fiscal year

Revenue

Operating margin

Operating cash flow

Trailing twelve months

Operating cash flow

Company performance

What changed year over year

Revenue

Operating cash flow

Where revenue goes

2025 2025-01-01 – 2025-12-31

Cash

Share of revenue by period

Growth

Profit and cash

Balance sheet

Cash generation