# Financial Institutions Inc: overview

FISI · Nasdaq · CIK 862831 · [Financials](/sectors/financials.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/fisi.md) · [Financials](/companies/fisi/financials.md) · [Filings](/companies/fisi/filings.md) · [Insiders](/companies/fisi/insiders.md)

Revenue is not reported in this company’s XBRL financial statements.

## Last eight quarters

| Line item | Unit | Q3 FY2024 (2024-09-30) | Q4 FY2024 (2024-12-31) | Q1 FY2025 (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) | Q2 FY2026 (2026-06-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Net margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Diluted EPS | $ per share | [0.84](/filings/0001193125-25-262535.md) | not reported | [0.81](/filings/0001193125-26-203962.md) | [0.85](/filings/0001193125-26-330542.md) | [0.99](/filings/0001193125-25-262535.md) | not reported | [1.04](/filings/0001193125-26-203962.md) | [1.04](/filings/0001193125-26-330542.md) |
| Free cash flow | $m | [(0.3) d](/filings/0001193125-25-262535.md) | [26.6 d](/filings/0001193125-26-098467.md) | [9.2](/filings/0001193125-26-203962.md) | [(7.3) d](/filings/0001193125-26-330542.md) | [(7.9) d](/filings/0001193125-25-262535.md) | [19.3 d](/filings/0001193125-26-098467.md) | [23.0](/filings/0001193125-26-203962.md) | [21.8 d](/filings/0001193125-26-330542.md) |

- Revenue. XBRL not reported.
- Gross margin (gross profit / revenue). XBRL not reported.
- Operating margin (operating income / revenue). XBRL not reported.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | not reported | not reported | not reported | not reported | not reported |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | not reported | not reported | not reported | not reported | not reported |
| Net margin | % | not reported | not reported | not reported | not reported | not reported |
| Diluted EPS | $ per share | [4.78](/filings/0000950170-24-030754.md) | [3.56](/filings/0000950170-25-037918.md) | [3.15](/filings/0001193125-26-098467.md) | [(2.75)](/filings/0001193125-26-098467.md) | [3.61](/filings/0001193125-26-098467.md) |
| Free cash flow | $m | [63.6](/filings/0000950170-24-030754.md) | [125](/filings/0000950170-25-037918.md) | [7.9](/filings/0001193125-26-098467.md) | [72.2](/filings/0001193125-26-098467.md) | [13.3](/filings/0001193125-26-098467.md) |

- Revenue. XBRL not reported.
- Gross margin (gross profit / revenue). XBRL not reported.
- Operating margin (operating income / revenue). XBRL not reported.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/fisi/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [PL Capital Advisors, LLC](/funds/1569147.md) | 2026-06-30 | $70.8m | 1,816,102 |  | Unchanged |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $65.0m | 1,667,260 |  | Added +189,188 |
| [DIMENSIONAL FUND ADVISORS LP](/funds/354204.md) | 2026-06-30 | $39.1m | 1,002,481 |  | Added +44,814 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $32.8m | 841,166 |  | Added +5,628 |
| [ADAGE CAPITAL PARTNERS GP, L.L.C.](/funds/1165408.md) | 2026-06-30 | $32.5m | 834,969 |  | Reduced −113,472 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $23.3m | 592,493 |  | Added +13,374 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $22.9m | 586,724 |  | Added +18,028 |
| [Ategra Capital Management, LLC](/funds/1741369.md) | 2026-06-30 | $22.0m | 564,100 |  | Unchanged |
| [TWO SIGMA INVESTMENTS, LP](/funds/1179392.md) | 2026-06-30 | $17.8m | 457,098 |  | Added +182,358 |
| [JPMORGAN CHASE & CO](/funds/19617.md) | 2026-06-30 | $15.7m | 404,980 |  | Added +162,059 |

## Recent filings

[All 1,456 filings](/companies/fisi/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-29 | 16:06 ET | [8-K](/filings/0001193125-26-437786.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-437786 |
| 2026-09-08 | 16:05 ET | [8-K](/filings/0001193125-26-385193.md) | 5.02 Departure or appointment of officers or directors | 0001193125-26-385193 |
| 2026-08-26 | 16:06 ET | [8-K](/filings/0001193125-26-368299.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-368299 |
| 2026-08-03 | 16:06 ET | [10-Q](/filings/0001193125-26-330542.md) | Quarterly report, period 2026-06-30 | 0001193125-26-330542 |
| 2026-07-23 | 16:06 ET | [8-K](/filings/0001193125-26-314084.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-314084 |
| 2026-05-21 | 16:06 ET | [8-K](/filings/0000862831-26-000002.md) | 5.07 Shareholder vote results | 0000862831-26-000002 |
| 2026-05-20 | 16:06 ET | [8-K](/filings/0001193125-26-232561.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-232561 |
| 2026-05-04 | 16:06 ET | [10-Q](/filings/0001193125-26-203962.md) | Quarterly report, period 2026-03-31 | 0001193125-26-203962 |
| 2026-04-23 | 16:06 ET | [8-K](/filings/0001193125-26-173676.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-173676 |
| 2026-04-06 | 16:05 ET | [DEF 14A](/filings/0001193125-26-143723.md) | Proxy statement, period 2026-03-30 | 0001193125-26-143723 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0001193125-26-098467.md), filed Mar 9, 2026.

## Forecast league

Not in this season’s league. [This season’s league](/leagues.md)

## About the filer

- CIK: 862831
- Tickers: FISI, FIISO, FIISP
- Exchange: Nasdaq
- SIC code: 6021 National Commercial Banks
- State of incorporation: NY
- Filer category: Accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 29, 2026, 16:09 ET. No prices; not investment advice.