Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
904 institutional managers reported holding STLD for the quarter ended Mar 31, 2026. Together they hold about 80% of shares outstanding; the top 10 hold 41%. 114 opened new positions; 104 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 17.21M | 11.84% | $3.10B | added +0.9% | ≤2013 |
| BlackRock | 12.39M | 8.53% | $2.23B | added +1.9% | ≤2013 |
| State Street | 7.51M | 5.17% | $1.35B | added +3.6% | ≤2013 |
| FMR (Fidelity) | 4.41M | 3.04% | $794.6M | added +44.6% | 2013 Q3 |
| Geode Capital | 3.83M | 2.64% | $690.7M | added +4.4% | ≤2013 |
| Capital Research Global Investors | 3.63M | 2.50% | $654.0M | unchanged | 2022 Q2 |
| Morgan Stanley | 3.15M | 2.17% | $567.2M | trimmed -3.7% | ≤2013 |
| Life Cycle Investment Partners LTD | 2.70M | 1.85% | $485.7M | trimmed -22.1% | 2025 Q4 |
| Holocene Advisors | 2.29M | 1.57% | $412.3M | trimmed -10.5% | 2023 Q2 |
| Nordea Investment Management AB | 2.22M | 1.52% | $399.3M | added +3.6% | 2016 Q2 |
| T. Rowe Price | 2.12M | 1.46% | $382.2M | trimmed -26.4% | ≤2013 |
| Invesco | 2.04M | 1.40% | $366.7M | added +3.6% | ≤2013 |
| Dimensional Fund Advisors | 1.96M | 1.35% | $353.9M | trimmed -9% | ≤2013 |
| Victory Capital Management INC | 1.95M | 1.34% | $350.7M | trimmed -8.7% | 2016 Q1 |
| Boston Partners | 1.76M | 1.21% | $317.8M | trimmed -1.6% | 2025 Q3 |
| Northern Trust | 1.62M | 1.11% | $291.9M | unchanged | ≤2013 |
| UBS | 1.60M | 1.10% | $288.9M | trimmed -12.9% | ≤2013 |
| Charles Schwab Investment Management | 1.48M | 1.02% | $266.3M | added +2.4% | ≤2013 |
| Lord, Abbett & CO. LLC | 1.44M | 0.99% | $259.5M | trimmed -11.6% | 2024 Q2 |
| Goldman Sachs | 1.43M | 0.98% | $257.1M | added +15.2% | ≤2013 |
| Bank OF America CORP /DE/ | 1.34M | 0.92% | $241.4M | added +19.1% | ≤2013 |
| Robeco Institutional Asset Management B.v. | 1.20M | 0.82% | $215.6M | trimmed -40.4% | 2015 Q4 |
| Mirae Asset Global Etfs Holdings LTD. | 1.12M | 0.77% | $201.6M | added +3.7% | 2018 Q2 |
| Royal London Asset Management LTD | 1.10M | 0.76% | $198.0M | trimmed -28% | 2018 Q2 |
| Hsbc Holdings PLC | 1.05M | 0.72% | $189.4M | added +2% | 2015 Q1 |
| FIL LTD | 1.05M | 0.72% | $189.1M | trimmed -15.1% | 2017 Q4 |
| Nuveen | 941.5k | 0.65% | $169.6M | trimmed -22.4% | ≤2013 |
| BNY Mellon | 938.6k | 0.65% | $169.1M | added +3.7% | ≤2013 |
| Thrivent Financial for Lutherans | 901.4k | 0.62% | $162.4M | trimmed -6.7% | ≤2013 |
| Caisse de depot et placement du Quebec | 761.8k | 0.52% | $137.2M | added +58.6% | 2017 Q2 |
| LSV Asset Management | 714.8k | 0.49% | $128.7M | trimmed -8.1% | 2017 Q1 |
| Legal & General Group PLC | 688.1k | 0.47% | $123.9M | trimmed -5.3% | ≤2013 |
| Deutsche Bank AG\ | 603.7k | 0.41% | $108.7M | trimmed -37.5% | ≤2013 |
| Bessemer Group INC | 542.2k | 0.37% | $97.7M | added +56088.1% | 2021 Q2 |
| Stifel Financial CORP | 541.2k | 0.37% | $97.5M | added +7.5% | 2014 Q3 |
| Storebrand Asset Management AS | 518.4k | 0.36% | $93.4M | trimmed -1.8% | 2025 Q4 |
| Neuberger Berman Group LLC | 514.5k | 0.35% | $92.7M | trimmed -9.8% | ≤2013 |
| Citadel Advisors | 512.6k | 0.35% | $92.3M | added +384.2% | ≤2013 |
| Bridgewater Associates | 438.1k | 0.30% | $78.9M | opened | 2026 Q1 |
| Swiss National Bank | 407.1k | 0.28% | $73.3M | added +6.2% | ≤2013 |
| AustralianSuper Pty LTD | 406.9k | 0.28% | $73.3M | added +2804.3% | 2018 Q4 |
| Mitsubishi UFJ Asset Management CO., LTD. | 376.8k | 0.26% | $67.9M | trimmed -1.2% | 2016 Q2 |
| AllianceBernstein | 363.3k | 0.25% | $65.4M | trimmed -5.5% | ≤2013 |
| Ameriprise Financial INC | 355.2k | 0.24% | $64.0M | trimmed -12.6% | ≤2013 |
| Allianz Asset Management GmbH | 350.1k | 0.24% | $63.1M | added +25.7% | ≤2013 |
| Bornite Capital Management LP (focused) | 350.0k | 0.24% | $63.0M | opened | 2026 Q1 |
| AQR Capital | 342.4k | 0.24% | $61.7M | trimmed -1.4% | ≤2013 |
| Danske Bank A/S | 342.3k | 0.24% | $61.7M | added +24.2% | 2024 Q1 |
| Sapient Capital LLC | 332.6k | 0.23% | $59.9M | unchanged | 2023 Q4 |
| Amundi | 331.8k | 0.23% | $59.8M | added +36.1% | 2017 Q3 |
Largest 50 of 904 shown; the full ranked, searchable register is at boothcheck.com/holders/STLD. 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.