FINANCIAL INSTITUTIONS INC

FISINASDAQ

$38.71-0.57 (-1.45%)as of Oct 7, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

FINANCIAL INSTITUTIONS INC price and activity chart data

Showing the 1Y range: Oct 7, 2025 to Oct 7, 2026. Price (+41.6%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
PL Capital Advisors, LLC	9.23%	$70.8M	19.67%	Not reported
BlackRock, Inc.	8.47%	$65M	0.00%	Not reported
Dimensional Fund Advisors LP	5.09%	$39.1M	0.01%	Not reported
Vanguard Capital Management LLC	4.27%	$32.8M	0.00%	Not reported
Adage Capital Partners GP, L.L.C.	4.24%	$32.5M	0.05%	Reduce 11.96%
Acadian Asset Management LLC	3.01%	$23.1M	0.03%	Not reported
State Street Corp	3.01%	$23.3M	0.00%	Not reported
Geode Capital Management, LLC	2.98%	$22.9M	0.00%	Not reported
Ategra Capital Management, LLC	2.87%	$22M	9.89%	Not reported
Two Sigma Investments, LP	2.32%	$17.8M	0.01%	Not reported
JPMorgan Chase & Co	2.06%	$15.7M	0.00%	Not reported
American Century Companies Inc	1.78%	$13.6M	0.01%	Not reported
Vanguard Portfolio Management LLC	1.34%	$10.3M	0.00%	Not reported
AQR Capital Management LLC	1.28%	$9.8M	0.00%	Not reported
Hillsdale Investment Management Inc.	1.27%	$9.71M	0.22%	Not reported
Raymond James Financial Inc	1.26%	$9.68M	0.00%	Not reported
Alliancebernstein L.P.	1.25%	$7.78M	0.00%	Not reported
Morgan Stanley	1.19%	$9.15M	0.00%	Not reported
Goldman Sachs Group Inc	1.10%	$8.42M	0.00%	Not reported
Hotchkis & Wiley Capital Management LLC	1.01%	$7.77M	0.02%	Reduce 1.38%
Qube Research & Technologies Ltd	0.98%	$7.55M	0.01%	Not reported
LSV Asset Management	0.91%	$7.01M	0.01%	Add 9.70%
Bridgeway Capital Management, LLC	0.91%	$6.98M	0.12%	Not reported
Northern Trust Corp	0.90%	$6.87M	0.00%	Not reported
Charles Schwab Investment Management Inc	0.82%	$6.32M	0.00%	Not reported
Canandaigua National Bank & Trust Co	0.78%	$6.01M	0.51%	Reduce 0.61%
Palisades Investment Partners, LLC	0.77%	$5.92M	1.68%	Add 2.95%
Renaissance Technologies LLC	0.70%	$5.34M	0.01%	Not reported
Vanguard Fiduciary Trust Co	0.66%	$5.07M	0.00%	Not reported
Bank of America Corp	0.65%	$5.01M	0.00%	Not reported
Courier Capital LLC	0.61%	$4.64M	0.23%	Add 1.65%
Bank of New York Mellon Corp	0.60%	$4.59M	0.00%	Not reported
Empowered Funds, LLC	0.55%	$4.25M	0.02%	Add 7.71%
Curi Capital, LLC	0.51%	$3.9M	0.06%	Not reported
Maltese Capital Management LLC	0.51%	$3.9M	0.71%	Reduce 14.50%
Mendon Capital Advisors Corp	0.51%	$3.9M	1.38%	Not reported
Citadel Advisors LLC	0.43%	$3.33M	0.00%	Not reported
Segall Bryant & Hamill, LLC	0.39%	$2.96M	0.04%	Add 75.48%
Trexquant Investment LP	0.38%	$2.92M	0.02%	Not reported
Nuveen, LLC	0.36%	$2.79M	0.00%	Not reported
FMR LLC	0.34%	$2.57M	0.00%	Not reported
Prudential Financial Inc	0.33%	$2.56M	0.00%	Not reported
Wellington Management Group LLP	0.32%	$2.45M	0.00%	Reduce 93.01%
New York State Common Retirement Fund	0.32%	$2.42M	0.00%	Not reported
Commonwealth Equity Services, LLC	0.29%	$2.25M	0.00%	Not reported
Russell Investments Group, Ltd.	0.27%	$2.05M	0.00%	Not reported
Bayview Asset Management, LLC	0.25%	$1.95M	0.39%	Not reported
Cutler Capital Management, LLC	0.25%	$1.93M	0.50%	Not reported
Universal- Beteiligungs- und Servicegesellschaft mbH	0.23%	$1.8M	0.00%	Not reported
Martingale Asset Management L P	0.21%	$1.62M	0.04%	Not reported

50 of 150 holders

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