On this page, we present all of the funds holding FISI from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding FISI, with a link to that fund's top holdings. The next columns indicate the amount of FISI stock held by each of the funds holding FISI, followed by the FISI position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 103 funds holding FISI within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by BlackRock Inc.. For more details on the positions held by BlackRock Inc. (or by any of the other funds holding FISI), click the fund name in the "Holder" column of the funds-holding-FISI table below.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	1,379,376	$29,381	12/31/2023
FISI	1,379,376	$29,381	12/31/2023
Dimensional Fund Advisors LP	1,027,186	$21,879	12/31/2023
FISI	1,027,186	$21,879	12/31/2023
Vanguard Group Inc.	768,466	$16,368	12/31/2023
FISI	768,466	$16,368	12/31/2023
Commonwealth Equity Services LLC	573,332	$12,212	12/31/2023
FISI	573,332	$12,212	12/31/2023
Renaissance Technologies LLC	353,400	$7,527	12/31/2023
FISI	353,400	$7,527	12/31/2023
LSV Asset Management	344,957	$7,348	12/31/2023
FISI	344,957	$7,348	12/31/2023
Geode Capital Management LLC	325,359	$6,931	12/31/2023
FISI	325,359	$6,931	12/31/2023
Courier Capital LLC	338,686	$6,374	03/31/2024
FISI	338,686	$6,374	03/31/2024
State Street Corp	277,086	$5,984	12/31/2023
FISI	277,086	$5,984	12/31/2023
Canandaigua National Bank & Trust Co.	300,672	$5,659	03/31/2024
FISI	300,672	$5,659	03/31/2024
Acadian Asset Management LLC	233,718	$4,976	12/31/2023
FISI	233,718	$4,976	12/31/2023
Prudential Financial Inc.	215,748	$4,595	12/31/2023
FISI	215,748	$4,595	12/31/2023
Northern Trust Corp	214,819	$4,576	12/31/2023
FISI	214,819	$4,576	12/31/2023
American Century Companies Inc.	209,039	$4,453	12/31/2023
FISI	209,039	$4,453	12/31/2023
Morgan Stanley	190,885	$4,066	12/31/2023
FISI	190,885	$4,066	12/31/2023
PL Capital Advisors LLC	188,800	$4,021	12/31/2023
FISI	188,800	$4,021	12/31/2023
Hotchkis & Wiley Capital Management LLC	161,208	$3,434	12/31/2023
FISI	161,208	$3,434	12/31/2023
Arrowstreet Capital Limited Partnership	136,254	$2,902	12/31/2023
FISI	136,254	$2,902	12/31/2023
Bank of New York Mellon Corp	152,604	$2,872	03/31/2024
FISI	152,604	$2,872	03/31/2024
JPMorgan Chase & Co.	124,248	$2,646	12/31/2023
FISI	124,248	$2,646	12/31/2023
Charles Schwab Investment Management Inc.	119,602	$2,548	12/31/2023
FISI	119,602	$2,548	12/31/2023
Millennium Management LLC	115,730	$2,465	12/31/2023
FISI	115,730	$2,465	12/31/2023
Gator Capital Management LLC	108,723	$2,316	12/31/2023
FISI	108,723	$2,316	12/31/2023
Bridgeway Capital Management Inc.	104,225	$2,220	12/31/2023
FISI	104,225	$2,220	12/31/2023
Goldman Sachs Group Inc.	102,990	$2,194	12/31/2023
FISI	102,990	$2,194	12/31/2023
Federated Hermes Inc.	69,125	$1,472	12/31/2023
FISI	69,125	$1,472	12/31/2023
New York State Common Retirement Fund	59,419	$1,266	12/31/2023
FISI	59,419	$1,266	12/31/2023
Connor Clark & Lunn Investment Management Ltd.	59,440	$1,266	12/31/2023
FISI	59,440	$1,266	12/31/2023
Martingale Asset Management L P	58,632	$1,249	12/31/2023
FISI	58,632	$1,249	12/31/2023
Thrivent Financial for Lutherans	56,567	$1,205	12/31/2023
FISI	56,567	$1,205	12/31/2023
Empowered Funds LLC	54,225	$1,155	12/31/2023
FISI	54,225	$1,155	12/31/2023
Jacobs Levy Equity Management Inc.	53,897	$1,148	12/31/2023
FISI	53,897	$1,148	12/31/2023
Nuveen Asset Management LLC	52,712	$1,123	12/31/2023
FISI	52,712	$1,123	12/31/2023
Barclays PLC	50,278	$1,071	12/31/2023
FISI	50,278	$1,071	12/31/2023
Two Sigma Investments LP	49,939	$1,064	12/31/2023
FISI	49,939	$1,064	12/31/2023
Cutler Capital Management LLC	45,646	$972	12/31/2023
FISI	45,646	$972	12/31/2023
Two Sigma Advisers LP	44,987	$958	12/31/2023
FISI	44,987	$958	12/31/2023
Bank of America Corp DE	44,220	$942	12/31/2023
FISI	44,220	$942	12/31/2023
Ameriprise Financial Inc.	41,407	$882	12/31/2023
FISI	41,407	$882	12/31/2023
Victory Capital Management Inc.	31,500	$671	12/31/2023
FISI	31,500	$671	12/31/2023
Quadrature Capital Ltd	31,260	$666	12/31/2023
FISI	31,260	$666	12/31/2023
Man Group plc	29,769	$634	12/31/2023
FISI	29,769	$634	12/31/2023
AQR Capital Management LLC	29,316	$624	12/31/2023
FISI	29,316	$624	12/31/2023
Globeflex Capital L P	28,817	$614	12/31/2023
FISI	28,817	$614	12/31/2023
FMR LLC	28,588	$609	12/31/2023
FISI	28,588	$609	12/31/2023
Strs Ohio	27,400	$583	12/31/2023
FISI	27,400	$583	12/31/2023
Trexquant Investment LP	27,139	$578	12/31/2023
FISI	27,139	$578	12/31/2023
Rhumbline Advisers	25,154	$536	12/31/2023
FISI	25,154	$536	12/31/2023
Cornercap Investment Counsel Inc.	24,275	$517	12/31/2023
FISI	24,275	$517	12/31/2023
D. E. Shaw & Co. Inc.	23,878	$509	12/31/2023
FISI	23,878	$509	12/31/2023
Invesco Ltd.	23,011	$490	12/31/2023
FISI	23,011	$490	12/31/2023
Citadel Advisors LLC		$484	12/31/2023
FISI	22,116	$471	12/31/2023
Call	800	$17	12/31/2023
Put	200	$4	12/31/2023
HRT Financial LP	20,144	$429	12/31/2023
FISI	20,144	$429	12/31/2023
BNP Paribas Arbitrage SA	18,875	$402	12/31/2023
FISI	18,875	$402	12/31/2023
UBS Group AG	17,199	$366	12/31/2023
FISI	17,199	$366	12/31/2023
State of Wisconsin Investment Board	17,100	$364	12/31/2023
FISI	17,100	$364	12/31/2023
Franklin Resources Inc.	16,138	$344	12/31/2023
FISI	16,138	$344	12/31/2023
Alliancebernstein L.P.	13,390	$285	12/31/2023
FISI	13,390	$285	12/31/2023
Royal Bank of Canada	12,430	$264	12/31/2023
FISI	12,430	$264	12/31/2023
Engineers Gate Manager LP	12,336	$263	12/31/2023
FISI	12,336	$263	12/31/2023
Cobblestone Capital Advisors LLC NY	12,000	$256	12/31/2023
FISI	12,000	$256	12/31/2023
Creative Planning	11,216	$239	12/31/2023
FISI	11,216	$239	12/31/2023
Wealth Enhancement Advisory Services LLC	11,060	$208	03/31/2024
FISI	11,060	$208	03/31/2024
Advisor Group Holdings Inc.	8,829	$188	12/31/2023
FISI	8,829	$188	12/31/2023
Public Employees Retirement System of Ohio	8,585	$183	12/31/2023
FISI	8,585	$183	12/31/2023
SG Americas Securities LLC	8,299	$177	12/31/2023
FISI	8,299	$177	12/31/2023
Deutsche Bank AG	8,267	$176	12/31/2023
FISI	8,267	$176	12/31/2023
Allspring Global Investments Holdings LLC	8,811	$166	03/31/2024
FISI	8,811	$166	03/31/2024
MetLife Investment Management LLC	7,636	$163	12/31/2023
FISI	7,636	$163	12/31/2023
American International Group Inc.	7,548	$161	12/31/2023
FISI	7,548	$161	12/31/2023
EMC Capital Management	6,572	$140	12/31/2023
FISI	6,572	$140	12/31/2023
Wells Fargo & Company MN	5,483	$117	12/31/2023
FISI	5,483	$117	12/31/2023
Qube Research & Technologies Ltd	4,597	$98	12/31/2023
FISI	4,597	$98	12/31/2023
AJOVista LLC	3,107	$66	12/31/2023
FISI	3,107	$66	12/31/2023
Maltese Capital Management LLC	2,500	$53	12/31/2023
FISI	2,500	$53	12/31/2023
California State Teachers Retirement System	2,500	$53	12/31/2023
FISI	2,500	$53	12/31/2023
Citigroup Inc.	2,436	$52	12/31/2023
FISI	2,436	$52	12/31/2023
CWM LLC	2,172	$41	03/31/2024
FISI	2,172	$41	03/31/2024
Tower Research Capital LLC TRC	1,535	$33	12/31/2023
FISI	1,535	$33	12/31/2023
Ameritas Investment Partners Inc.	1,360	$29	12/31/2023
FISI	1,360	$29	12/31/2023
Legal & General Group Plc	1,237	$26	12/31/2023
FISI	1,237	$26	12/31/2023
US Bancorp DE	1,173	$25	12/31/2023
FISI	1,173	$25	12/31/2023
nVerses Capital LLC	1,300	$24	03/31/2024
FISI	1,300	$24	03/31/2024
Metropolitan Life Insurance Co NY	1,072	$23	12/31/2023
FISI	1,072	$23	12/31/2023
Nisa Investment Advisors LLC	960	$20	12/31/2023
FISI	960	$20	12/31/2023
Great West Life Assurance Co. Can	933	$20	12/31/2023
FISI	933	$20	12/31/2023
Russell Investments Group Ltd.	960	$20	12/31/2023
FISI	960	$20	12/31/2023
Aquatic Capital Management LLC	800	$17	12/31/2023
FISI	800	$17	12/31/2023
EverSource Wealth Advisors LLC	505	$11	12/31/2023
FISI	505	$11	12/31/2023
Amalgamated Bank	539	$10	03/31/2024
FISI	539	$10	03/31/2024
The PNC Financial Services Group Inc.	305	$6	12/31/2023
FISI	305	$6	12/31/2023
WealthCollab LLC	263	$6	12/31/2023
FISI	263	$6	12/31/2023
Optimum Investment Advisors	200	$4	03/31/2024
FISI	200	$4	03/31/2024
Allworth Financial LP	210	$4	03/31/2024
FISI	210	$4	03/31/2024
Simplex Trading LLC		$2	03/31/2024
Call	100	$1	03/31/2024
FISI	50	$1	03/31/2024
FNY Investment Advisers LLC	100	$2	12/31/2023
FISI	100	$2	12/31/2023
Geneos Wealth Management Inc.	95	$2	12/31/2023
FISI	95	$2	12/31/2023
Covestor Ltd	110	$2	12/31/2023
FISI	110	$2	12/31/2023
First Horizon Advisors Inc.	56	$1	03/31/2024
FISI	56	$1	03/31/2024
Capital Advisors Ltd. LLC	39	$1	03/31/2024
FISI	39	$1	03/31/2024
GAMMA Investing LLC	75	$1	03/31/2024
FISI	75	$1	03/31/2024
Proequities Inc.		$0	12/31/2023
Put	0	$0	12/31/2023
Call	0	$0	12/31/2023
FISI	0	$0	12/31/2023
Ronald Blue Trust Inc.	15	$0	12/31/2023
FISI	15	$0	12/31/2023
Farther Finance Advisors LLC	15	$0	12/31/2023
FISI	15	$0	12/31/2023

See Summary: Institutional Holders of FISI
See Details: Top 10 Hedge Funds Holding FISI
Also See: FISI Insider Buying
Also See: FISI Holdings Changes

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