Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
214 institutional managers reported holding STBA for the quarter ended Mar 31, 2026. Together they hold about 70% of shares outstanding; the top 10 hold 49%. 26 opened new positions; 23 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 5.37M | 14.43% | $224.4M | trimmed -2.1% | ≤2013 |
| Vanguard Group | 4.40M | 11.84% | $184.1M | trimmed -2.3% | ≤2013 |
| Dimensional Fund Advisors | 2.35M | 6.31% | $98.1M | unchanged | ≤2013 |
| State Street | 1.78M | 4.78% | $74.3M | added +3% | ≤2013 |
| Charles Schwab Investment Management | 1.34M | 3.60% | $56.0M | trimmed -17.6% | ≤2013 |
| Geode Capital | 959.6k | 2.58% | $40.1M | unchanged | ≤2013 |
| American Century Companies INC | 671.1k | 1.80% | $28.1M | trimmed -1.5% | 2022 Q3 |
| Bank OF America CORP /DE/ | 631.9k | 1.70% | $26.4M | trimmed -1.9% | ≤2013 |
| Northern Trust | 458.7k | 1.23% | $19.2M | added +2.2% | ≤2013 |
| Goldman Sachs | 408.6k | 1.10% | $17.1M | added +104% | ≤2013 |
| Two Sigma | 394.3k | 1.06% | $16.5M | added +338.4% | 2025 Q1 |
| Morgan Stanley | 365.3k | 0.98% | $15.3M | trimmed -12.7% | ≤2013 |
| BNY Mellon | 358.5k | 0.96% | $15.0M | trimmed -3.7% | ≤2013 |
| Bridgeway Capital Management, LLC | 281.3k | 0.76% | $11.8M | added +2.9% | 2021 Q2 |
| UBS | 277.6k | 0.75% | $11.6M | added +12.4% | ≤2013 |
| Nuveen | 245.3k | 0.66% | $10.3M | trimmed -14.4% | 2019 Q2 |
| Invesco | 226.9k | 0.61% | $9.5M | trimmed -2.5% | ≤2013 |
| Earnest Partners LLC | 202.7k | 0.55% | $8.5M | trimmed -9.2% | 2023 Q4 |
| Qube Research & Technologies LTD | 183.7k | 0.49% | $7.7M | trimmed -5.2% | 2024 Q4 |
| Principal Financial Group INC | 181.8k | 0.49% | $7.6M | unchanged | ≤2013 |
| Empowered Funds, LLC | 169.8k | 0.46% | $7.1M | added +4.8% | 2023 Q2 |
| Public Sector Pension Investment Board | 163.5k | 0.44% | $6.8M | added +2.1% | ≤2013 |
| ProShare Advisors LLC | 158.0k | 0.42% | $6.6M | added +1.9% | 2022 Q4 |
| Hotchkis & Wiley Capital Management LLC | 153.7k | 0.41% | $6.4M | opened | 2026 Q1 |
| Denali Advisors LLC | 151.8k | 0.41% | $6.3M | added +19.4% | 2025 Q2 |
| Envestnet Asset Management INC | 137.6k | 0.37% | $5.8M | trimmed -9.5% | 2024 Q1 |
| First Commonwealth Financial CORP /PA/ | 134.5k | 0.36% | $5.6M | trimmed -27.8% | ≤2013 |
| Waldron Private Wealth LLC | 124.4k | 0.34% | $5.2M | trimmed -2.4% | 2016 Q4 |
| First Trust Advisors LP | 123.2k | 0.33% | $5.2M | added +9.4% | ≤2013 |
| Arrowstreet Capital | 123.2k | 0.33% | $5.2M | added +19.9% | 2023 Q3 |
| Rhumbline Advisers | 111.1k | 0.30% | $4.6M | added +4.3% | ≤2013 |
| Wells Fargo & COMPANY/MN | 106.3k | 0.29% | $4.4M | trimmed -25.1% | ≤2013 |
| AQR Capital | 97.4k | 0.26% | $4.1M | trimmed -6.6% | 2021 Q2 |
| Dean Investment Associates, LLC | 96.9k | 0.26% | $4.1M | trimmed -18% | 2023 Q3 |
| Citadel Advisors | 93.6k | 0.25% | $3.9M | added +40.8% | 2024 Q1 |
| Franklin Resources | 90.4k | 0.24% | $3.8M | added +708.7% | 2025 Q4 |
| Ameriprise Financial INC | 90.2k | 0.24% | $3.8M | added +11.1% | ≤2013 |
| S&T Bank/PA | 89.0k | 0.24% | $3.7M | trimmed -71.6% | ≤2013 |
| Integrated Wealth Concepts LLC | 87.0k | 0.23% | $3.6M | unchanged | 2024 Q2 |
| Legal & General Group PLC | 82.8k | 0.22% | $3.5M | trimmed -10% | 2014 Q3 |
| Millennium Management | 79.7k | 0.21% | $3.3M | trimmed -31.1% | 2021 Q1 |
| Fifth Third Bancorp | 79.2k | 0.21% | $3.3M | added +10.4% | 2021 Q3 |
| Bessemer Group INC | 76.1k | 0.20% | $3.2M | unchanged | 2025 Q1 |
| Swiss National Bank | 75.7k | 0.20% | $3.2M | unchanged | ≤2013 |
| HRT Financial LP | 71.6k | 0.19% | $3.0M | opened | 2025 Q1 |
| Stratos Investment Management, LLC | 70.6k | 0.19% | $3.0M | opened | 2026 Q1 |
| Quantinno Capital Management LP | 67.3k | 0.18% | $2.8M | added +220.3% | 2025 Q2 |
| FMR (Fidelity) | 66.8k | 0.18% | $2.8M | added +20.6% | 2021 Q1 |
| Prudential Financial INC | 65.0k | 0.17% | $2.7M | added +3.3% | ≤2013 |
| Jane Street | 59.7k | 0.16% | $2.5M | added +140.9% | 2022 Q3 |
Largest 50 of 214 shown; the full ranked, searchable register is at boothcheck.com/holders/STBA. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.