STX Institutional Ownership
Top institutional (13F) holders of STX and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
51
Institutional value
$139.6B
Top holder
BlackRock, Inc.
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BlackRock, Inc.holding company | 6.8% | Aug 7, 2026 | $14.64B |
| Vanguard Capital Managementinvestment advisor | 6.5% | Aug 13, 2026 | $14.12B |
| STATE STREET CORPORATIONinvestment advisor | 4.4% | Sep 22, 2026 | $9.57B |
| FMR LLCinvestment advisor | 3.6% | Aug 13, 2026 | $7.87B |
| Vanguard Portfolio Managementinvestment advisor | 3.6% | Aug 13, 2026 | $7.72B |
| JANE STREET GROUP, LLCholding company | 3.5% | Aug 14, 2026 | $7.61B |
| Invesco Ltd.investment advisor | 3.4% | Aug 14, 2026 | $7.28B |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | 2.6% | Aug 14, 2026 | $5.7B |
| JPMORGAN CHASE & COinvestment advisor | 2.3% | Aug 12, 2026 | $5.04B |
| CITADEL ADVISORS LLCinvestment advisor | 2.3% | Sep 1, 2026 | $4.99B |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 2.3% | Aug 12, 2026 | $4.96B |
| MORGAN STANLEYinvestment advisor | 2.1% | Aug 13, 2026 | $4.56B |
| Capital Research Global Investorsinvestment advisor | 1.9% | Aug 12, 2026 | $4.18B |
| GOLDMAN SACHS GROUP INCinvestment advisor | 1.6% | Aug 14, 2026 | $3.55B |
| WELLS FARGO & COMPANY/MNinvestment advisor | 1.6% | Aug 14, 2026 | $3.51B |
| Norges Bankother | 1.4% | Aug 12, 2026 | $2.99B |
| Massachusetts Financial Services Companyinvestment advisor | 1.1% | Aug 3, 2026 | $2.51B |
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | 1.1% | Aug 14, 2026 | $2.33B |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIPinvestment advisor | 1.0% | Aug 13, 2026 | $2.06B |
| BANK OF AMERICA CORP /DE/investment advisor | 0.9% | Aug 14, 2026 | $2.04B |
| NORTHERN TRUST CORPinvestment advisor | 0.8% | Aug 13, 2026 | $1.84B |
| D. E. Shaw & Co., Inc.investment advisor | 0.8% | Aug 14, 2026 | $1.8B |
| FRANKLIN RESOURCES INCinvestment advisor | 0.8% | Aug 13, 2026 | $1.74B |
| T. Rowe Price Associates, Inc.investment advisor | 0.6% | Aug 14, 2026 | $1.38B |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.6% | Aug 14, 2026 | $1.3B |
Institutional ownership for companies related to STX
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.