Who owns S&T Bancorp, Inc.?
Institutional ownership of STBA from SEC Form 13F filings across 168 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.
168
13F holders
$1.03B
value, 2026 filers
60.1%
of shares outstanding (21.2M sh)
21
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 STBA's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 5.2M | $253.0M | 0.0% | 14.6% | -3.9% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.4M | $117.6M | 0.0% | 6.8% | -1.7% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.6M | $79.5M | 0.0% | 4.6% | -51.4% |
| 4 | Sixth Street Partners Management Company, L.P.NEW | 1.4M | $68.3M | 11.8% | 3.9% | new |
| 5 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.4M | $68.3M | 0.0% | 3.9% | +4.0% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 983,052 | $48.3M | 0.0% | 2.8% | +2.4% |
| 7 | AMERICAN CENTURY COMPANIES INC | 667,549 | $32.8M | 0.0% | 1.9% | -0.5% |
| 8 | BANK OF AMERICA CORP /DE/ | 593,254 | $29.1M | 0.0% | 1.7% | -6.1% |
| 9 | TWO SIGMA INVESTMENTS, LP | 501,201 | $24.6M | 0.0% | 1.4% | +27.1% |
| 10 | NORTHERN TRUST CORP | 478,965 | $23.5M | 0.0% | 1.4% | +4.4% |
| 11 | GOLDMAN SACHS GROUP INC | 452,150 | $22.2M | 0.0% | 1.3% | +10.7% |
| 12 | MORGAN STANLEY | 384,538 | $18.9M | 0.0% | 1.1% | +5.3% |
| 13 | Bank of New York Mellon Corp | 359,593 | $17.6M | 0.0% | 1% | +0.3% |
| 14 | Public Sector Pension Investment Board | 329,830 | $16.2M | 0.0% | 0.9% | +101.7% |
| 15 | Qube Research & Technologies Ltd | 275,541 | $13.5M | 0.0% | 0.8% | +50.0% |
| 16 | VANGUARD FIDUCIARY TRUST CO | 237,632 | $11.7M | 0.0% | 0.7% | -1.2% |
| 17 | Invesco Ltd. | 222,944 | $10.9M | 0.0% | 0.6% | -1.7% |
| 18 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 177,944 | $8.7M | 0.0% | 0.5% | +44.5% |
| 19 | PRINCIPAL FINANCIAL GROUP INC | 173,898 | $8.5M | 0.0% | 0.5% | -4.3% |
| 20 | Integrated Wealth Concepts LLC | 167,179 | $8.2M | 0.0% | 0.5% | +92.2% |
| 21 | Nuveen, LLC | 143,489 | $7.0M | 0.0% | 0.4% | -41.5% |
| 22 | CITADEL ADVISORS LLC | 137,198 | $6.7M | 0.0% | 0.4% | +46.5% |
| 23 | ENVESTNET ASSET MANAGEMENT INC | 134,812 | $6.6M | 0.0% | 0.4% | -2.0% |
| 24 | First Commonwealth Financial Corp /PA/ | 134,452 | $6.6M | 0.9% | 0.4% | 0.0% |
| 25 | FIRST TRUST ADVISORS LP | 122,613 | $6.0M | 0.0% | 0.3% | -0.5% |
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.