Security Snapshot

FINANCIAL INSTITUTIONS INC - Common Stock (FISI) Institutional Ownership

CUSIP: 317585404

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

159

Shares (Excl. Options)

15.73MFull value: 15,733,981 · shares · 30 Jun 2026

Price

$38.97

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
-118,687
Value change
-$1,619,273
Number of holders
159
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
19,668,627
SEC-reported price per share
$38.98
Insider filing price
$38.98
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • FISI - FINANCIAL INSTITUTIONS INC - Common Stock is tracked under CUSIP 317585404.
  • 159 institutions reported positions in Q2 2026.
  • 4 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 150 to 159 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $502.8MFull value: $502,797,788 · USD · 31 Mar 2026
    to
    $611.54MFull value: $611,542,214 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 159 institutions filings for Q2 2026.

Open SEC evidence

Security key

317585404

13F reference period

Q2 2026

13F holders

159

13D/G owners

4

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
4
Security
FISI
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
PL Capital Advisors, LLC 8.9% +18% $48,570,659 +$7,714,546 1,785,686 +19% LASHLEY RICHARD J 30 Sep 2025
BlackRock, Inc. 8.3% +20% $63,618,696 +$11,064,926 1,632,496 +21% BlackRock, Inc. 30 Jun 2026
DIMENSIONAL FUND ADVISORS LP 5.1% +2% $39,067,386 -$104,130 1,002,481 -0.27% Dimensional Fund Advisors LP 30 Jun 2026
WELLINGTON MANAGEMENT GROUP LLP 4.6% -12% $30,481,688 -$5,036,948 900,493 -14% Wellington Management Group LLP 31 Mar 2026
As of 30 Jun 2026, 159 institutional investors reported holding
15.73MFull value: 15,733,981 · shares · 30 Jun 2026
shares of FINANCIAL INSTITUTIONS INC - Common Stock (FISI). This represents 80% of the company’s total
19.67MFull value: 19,668,627 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
64%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
PL Capital Advisors, LLC 9.2% 1,816,102 0% 20% $70,773,495
BlackRock, Inc. 8.5% 1,667,260 +13% 0% $64,973,107
DIMENSIONAL FUND ADVISORS LP 5.1% 1,002,481 +4.7% 0.01% $39,066,636
VANGUARD CAPITAL MANAGEMENT LLC 4.3% 841,166 +0.67% 0% $32,780,239
ADAGE CAPITAL PARTNERS GP, L.L.C. 4.2% 834,969 -12% 0.05% $32,538,742
ACADIAN ASSET MANAGEMENT LLC 3% 593,367 +7% 0.03% $23,117,000
STATE STREET CORP 3% 592,493 +2.3% 0% $23,273,091
GEODE CAPITAL MANAGEMENT, LLC 3% 586,724 +3.2% 0% $22,870,028
Ategra Capital Management, LLC 2.9% 564,100 0% 12% $21,982,977
TWO SIGMA INVESTMENTS, LP 2.3% 457,098 +66% 0.01% $17,813,109
JPMORGAN CHASE & CO 2.1% 404,980 +67% 0% $15,725,374
AMERICAN CENTURY COMPANIES INC 1.8% 349,611 +298% 0.01% $13,624,341
VANGUARD PORTFOLIO MANAGEMENT LLC 1.3% 263,033 +24% 0% $10,250,396
AQR CAPITAL MANAGEMENT LLC 1.3% 251,498 +59% 0% $9,800,878
Hillsdale Investment Management Inc. 1.3% 249,200 +6.9% 0.22% $9,711,324
RAYMOND JAMES FINANCIAL INC 1.3% 248,283 -29% 0% $9,675,589
ALLIANCEBERNSTEIN L.P. 1.2% 245,258 -3.1% 0% $7,777,131
MORGAN STANLEY 1.2% 234,920 -9.9% 0% $9,154,873
GOLDMAN SACHS GROUP INC 1.1% 216,109 -12% 0% $8,421,768
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 1% 199,502 -1.4% 0.02% $7,774,593
Qube Research & Technologies Ltd 0.99% 193,831 +187% 0.01% $7,553,594
LSV ASSET MANAGEMENT 0.91% 179,800 +9.7% 0.01% $7,007,000
BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.91% 179,154 +4.6% 0.12% $6,981,631
NORTHERN TRUST CORP 0.9% 176,215 +6.5% 0% $6,867,098
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.82% 162,212 +1.3% 0% $6,321,402

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q2 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 485,907 $18,948,586 +$6,637,268 $38.98 27
2026 Q2 15,733,981 $611,542,214 -$1,619,273 $38.97 159
2026 Q1 15,858,949 $502,797,788 +$1,857,181 $31.71 150
2025 Q4 15,777,569 $491,990,846 -$15,684,755 $31.17 149
2025 Q3 16,313,304 $443,925,406 +$1,621,228 $27.20 140
2025 Q2 16,263,675 $417,781,613 -$7,291,680 $25.68 126
2025 Q1 16,557,591 $413,366,796 +$27,895,448 $24.96 133
2024 Q4 15,357,560 $419,141,257 +$129,285,739 $27.29 142
2024 Q3 10,534,299 $268,395,865 +$9,408,164 $25.47 120
2024 Q2 10,200,825 $197,163,332 +$3,212,973 $19.32 105
2024 Q1 9,928,993 $186,939,628 +$778,401 $18.82 98
2023 Q4 9,851,139 $209,908,975 +$850,190 $21.30 99
2023 Q3 10,000,820 $168,392,365 -$3,805,477 $16.83 106
2023 Q2 10,265,846 $161,770,352 -$5,421,492 $15.74 98
2023 Q1 10,471,619 $202,030,244 -$2,391,492 $19.28 103
2022 Q4 10,565,659 $257,500,898 +$1,609,891 $24.36 111
2022 Q3 10,590,964 $254,450,118 -$2,501,647 $24.07 108
2022 Q2 10,644,693 $276,813,491 -$46,934 $26.02 110
2022 Q1 10,696,977 $322,125,807 -$6,220,763 $30.13 126
2021 Q4 10,953,592 $348,028,344 -$3,945,034 $31.80 122
2021 Q3 10,896,728 $334,219,971 +$2,170,124 $30.65 110
2021 Q2 10,840,861 $325,433,650 +$124,217 $30.00 112
2021 Q1 10,841,418 $328,424,318 -$6,552,794 $30.29 109
2020 Q4 10,642,183 $239,798,262 -$1,323,934 $22.50 104
2020 Q3 10,817,446 $166,862,007 -$9,802,315 $15.40 112
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