MPC Institutional Ownership
Top institutional (13F) holders of MPC and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
42
Institutional value
$37.23B
Top holder
BlackRock, Inc.
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BlackRock, Inc.holding company | 9.0% | Aug 7, 2026 | $6.65B |
| Vanguard Capital Managementinvestment advisor | 6.6% | Aug 13, 2026 | $4.88B |
| STATE STREET CORPORATIONinvestment advisor | 6.4% | Sep 22, 2026 | $4.72B |
| Vanguard Portfolio Managementinvestment advisor | 5.4% | Aug 13, 2026 | $4B |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 2.9% | Aug 12, 2026 | $2.13B |
| MORGAN STANLEYinvestment advisor | 2.0% | Aug 13, 2026 | $1.51B |
| FMR LLCinvestment advisor | 1.9% | Aug 13, 2026 | $1.39B |
| Bank of New York Mellon Corpholding company | 1.4% | Aug 6, 2026 | $1.03B |
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | 1.1% | Aug 14, 2026 | $831.48M |
| NORTHERN TRUST CORPinvestment advisor | 1.1% | Aug 13, 2026 | $799.24M |
| Dimensional Fund Advisors LPinvestment advisor | 1.1% | Aug 11, 2026 | $781.45M |
| GOLDMAN SACHS GROUP INCinvestment advisor | 1.0% | Aug 14, 2026 | $774.55M |
| JPMORGAN CHASE & COinvestment advisor | 0.9% | Aug 12, 2026 | $709.28M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.9% | Aug 14, 2026 | $670.5M |
| Norges Bankother | 0.9% | Aug 12, 2026 | $630.43M |
| BANK OF AMERICA CORP /DE/investment advisor | 0.8% | Aug 14, 2026 | $621.83M |
| Invesco Ltd.investment advisor | 0.8% | Aug 14, 2026 | $598.53M |
| Ameriprise Financial, Inc.holding company | 0.7% | Aug 14, 2026 | $519.54M |
| UBS Group AGinvestment advisor | 0.7% | Aug 13, 2026 | $497.99M |
| T. Rowe Price Associates, Inc.investment advisor | 0.6% | Aug 14, 2026 | $470.41M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | 0.5% | Aug 14, 2026 | $337.51M |
| TWO SIGMA INVESTMENTS, LPinvestment advisor | 0.5% | Aug 14, 2026 | $335.22M |
| CITADEL ADVISORS LLCinvestment advisor | 0.4% | Sep 1, 2026 | $292.63M |
| ROYAL BANK OF CANADAinvestment advisor | 0.3% | Aug 14, 2026 | $241.57M |
| Swiss National Bankinvestment advisor | 0.3% | Aug 11, 2026 | $212.38M |
Institutional ownership for companies related to MPC
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.