Who owns Financial Institutions, Inc.?
Institutional ownership of FISI from SEC Form 13F filings across 108 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
108
13F holders
$339.7M
value, 2026 filers
47.8%
of shares outstanding (9.4M sh)
17
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of FISI's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 1.7M | $65.0M | 0.0% | 8.5% | +12.8% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 841,166 | $32.8M | 0.0% | 4.3% | -49.7% |
| 3 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 834,969 | $32.5M | 0.0% | 4.2% | -12.0% |
| 4 | ACADIAN ASSET MANAGEMENT LLC | 593,367 | $23,117 | 0.0% | 3% | +7.0% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 586,724 | $22.9M | 0.0% | 3% | +3.2% |
| 6 | TWO SIGMA INVESTMENTS, LP | 457,098 | $17.8M | 0.0% | 2.3% | +66.4% |
| 7 | JPMORGAN CHASE & CO | 404,980 | $15.7M | 0.0% | 2.1% | +66.7% |
| 8 | AMERICAN CENTURY COMPANIES INC | 349,611 | $13.6M | 0.0% | 1.8% | +298.4% |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | 263,033 | $10.3M | 0.0% | 1.3% | +23.5% |
| 10 | RAYMOND JAMES FINANCIAL INC | 248,283 | $9.7M | 0.0% | 1.3% | -28.9% |
| 11 | ALLIANCEBERNSTEIN L.P. | 245,258 | $7.8M | 0.0% | 1.2% | -3.1% |
| 12 | MORGAN STANLEY | 234,920 | $9.2M | 0.0% | 1.2% | -9.9% |
| 13 | GOLDMAN SACHS GROUP INC | 216,109 | $8.4M | 0.0% | 1.1% | -11.9% |
| 14 | Qube Research & Technologies Ltd | 193,831 | $7.6M | 0.0% | 1% | +186.5% |
| 15 | NORTHERN TRUST CORP | 176,215 | $6.9M | 0.0% | 0.9% | +6.5% |
| 16 | Sixth Street Partners Management Company, L.P.NEW | 162,212 | $6.3M | 1.1% | 0.8% | new |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 162,212 | $6.3M | 0.0% | 0.8% | +1.3% |
| 18 | VANGUARD FIDUCIARY TRUST CO | 130,123 | $5.1M | 0.0% | 0.7% | +3.0% |
| 19 | BANK OF AMERICA CORP /DE/ | 128,688 | $5.0M | 0.0% | 0.7% | +7.5% |
| 20 | Bank of New York Mellon Corp | 117,844 | $4.6M | 0.0% | 0.6% | +2.3% |
| 21 | MENDON CAPITAL ADVISORS CORP | 100,000 | $3.9M | 1.4% | 0.5% | 0.0% |
| 22 | CITADEL ADVISORS LLC | 85,480 | $3.3M | 0.0% | 0.4% | +646.0% |
| 23 | Nuveen, LLC | 71,468 | $2.8M | 0.0% | 0.4% | +25.7% |
| 24 | FMR LLC | 65,944 | $2.6M | 0.0% | 0.3% | -9.1% |
| 25 | PRUDENTIAL FINANCIAL INC | 65,739 | $2.6M | 0.0% | 0.3% | +221.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.