Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
1,095 institutional managers reported holding STT for the quarter ended Mar 31, 2026. Together they hold about 88% of shares outstanding; the top 10 hold 45%. 130 opened new positions; 102 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 36.74M | 12.99% | $4.65B | unchanged | ≤2013 |
| BlackRock | 24.01M | 8.49% | $3.04B | trimmed -2.2% | ≤2013 |
| State Street | 13.37M | 4.73% | $1.69B | unchanged | ≤2013 |
| FMR (Fidelity) | 11.54M | 4.08% | $1.46B | trimmed -13.3% | ≤2013 |
| Regents OF THE University OF California (focused) | 10.07M | 3.56% | $1.27B | added +15.6% | 2025 Q3 |
| Invesco | 7.83M | 2.77% | $990.5M | trimmed -2.2% | ≤2013 |
| Geode Capital | 7.74M | 2.74% | $979.9M | added +4.7% | ≤2013 |
| Harris Associates (Oakmark) | 6.15M | 2.17% | $778.1M | trimmed -2.5% | ≤2013 |
| Morgan Stanley | 4.95M | 1.75% | $627.0M | trimmed -5.1% | ≤2013 |
| UBS | 4.54M | 1.60% | $574.1M | added +13.4% | ≤2013 |
| Franklin Resources | 4.25M | 1.50% | $538.4M | added +8.3% | ≤2013 |
| Hotchkis & Wiley Capital Management LLC | 4.24M | 1.50% | $536.2M | trimmed -3.4% | 2015 Q2 |
| LSV Asset Management | 4.09M | 1.44% | $517.1M | trimmed -3.3% | ≤2013 |
| Northern Trust | 4.00M | 1.41% | $506.2M | added +2.5% | ≤2013 |
| Dodge & Cox | 3.50M | 1.24% | $443.0M | trimmed -26.2% | ≤2013 |
| Dimensional Fund Advisors | 3.10M | 1.10% | $392.6M | added +1.7% | ≤2013 |
| Nordea Investment Management AB | 2.86M | 1.01% | $362.6M | added +1.3% | ≤2013 |
| First Trust Advisors LP | 2.77M | 0.98% | $350.4M | trimmed -22.7% | ≤2013 |
| Goldman Sachs | 2.73M | 0.96% | $345.2M | trimmed -8.7% | ≤2013 |
| Metropolis Capital LTD (focused) | 2.25M | 0.80% | $285.1M | trimmed -9.5% | 2018 Q4 |
| Legal & General Group PLC | 2.07M | 0.73% | $262.5M | added +7.4% | ≤2013 |
| Charles Schwab Investment Management | 1.99M | 0.70% | $252.3M | added +2.2% | ≤2013 |
| Victory Capital Management INC | 1.97M | 0.70% | $249.4M | trimmed -56.8% | 2015 Q2 |
| BNY Mellon | 1.85M | 0.65% | $233.7M | trimmed -2.4% | ≤2013 |
| BNP Paribas Financial Markets | 1.84M | 0.65% | $232.7M | added +48.5% | ≤2013 |
| Barclays PLC | 1.77M | 0.63% | $224.5M | added +106.7% | ≤2013 |
| Ameriprise Financial INC | 1.75M | 0.62% | $221.1M | trimmed -2.9% | ≤2013 |
| AQR Capital | 1.63M | 0.58% | $206.9M | added +42.1% | ≤2013 |
| Bank OF America CORP /DE/ | 1.59M | 0.56% | $201.6M | trimmed -7.6% | ≤2013 |
| T. Rowe Price | 1.54M | 0.54% | $194.6M | trimmed -44.3% | ≤2013 |
| Newport Trust Company, LLC | 1.43M | 0.51% | $181.0M | trimmed -2% | 2017 Q4 |
| Deutsche Bank AG\ | 1.34M | 0.47% | $170.0M | trimmed -1.9% | 2013 Q3 |
| Federated Hermes, INC. | 1.31M | 0.46% | $166.3M | added +6.2% | ≤2013 |
| Robeco Institutional Asset Management B.v. | 1.14M | 0.40% | $143.7M | added +31% | ≤2013 |
| Nuveen | 1.09M | 0.39% | $137.8M | added +13.4% | ≤2013 |
| Voya Investment Management LLC | 1.05M | 0.37% | $132.6M | added +12.7% | ≤2013 |
| Amundi | 1.04M | 0.37% | $131.6M | trimmed -10.5% | 2014 Q1 |
| Caisse de depot et placement du Quebec | 1.02M | 0.36% | $128.8M | added +34.1% | 2022 Q4 |
| Ferguson Wellman Capital Management, INC | 1.01M | 0.36% | $127.9M | unchanged | 2019 Q3 |
| Bank OF Montreal /CAN/ | 956.9k | 0.34% | $121.1M | added +8% | ≤2013 |
| Hsbc Holdings PLC | 926.2k | 0.33% | $117.2M | added +23.4% | ≤2013 |
| Yacktman Asset Management | 909.2k | 0.32% | $115.1M | unchanged | ≤2013 |
| Panagora Asset Management INC | 886.8k | 0.31% | $112.2M | added +6.4% | ≤2013 |
| Capital International Investors | 886.2k | 0.31% | $112.2M | added +1.1% | ≤2013 |
| Man Group | 861.6k | 0.30% | $109.1M | added +0.7% | 2018 Q1 |
| SEI Investments CO | 848.5k | 0.30% | $107.4M | added +41.3% | ≤2013 |
| Citadel Advisors | 818.5k | 0.29% | $103.6M | added +70.3% | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 758.8k | 0.27% | $96.0M | added +2.9% | ≤2013 |
| Cooke & Bieler LP | 684.3k | 0.24% | $86.6M | trimmed -25.1% | ≤2013 |
| Wellington Management | 683.3k | 0.24% | $86.5M | added +584.7% | 2022 Q3 |
Largest 50 of 1,095 shown; the full ranked, searchable register is at boothcheck.com/holders/STT. 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.