Who owns Marathon Petroleum Corp?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MPC from SEC Form 13F filings across 1,945 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 1,945 institutions disclosed 218.9M shares of Marathon Petroleum Corp worth $55.98B — about 75.7% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
1,945
13F holders
$55.98B
value, 2026 filers
75.7%
of shares outstanding (218.9M sh)
214
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of MPC's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 26.0M | $6.65B | 0.1% | 9% | +6.6% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 19.1M | $4.88B | 0.1% | 6.6% | -0.5% |
| 3 | STATE STREET CORP | 18.5M | $4.72B | 0.1% | 6.4% | -2.9% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 15.6M | $4.00B | 0.2% | 5.4% | -0.3% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 8.4M | $2.13B | 0.1% | 2.9% | +6.8% |
| 6 | MORGAN STANLEY | 5.9M | $1.51B | 0.1% | 2% | -3.1% |
| 7 | RAYMOND JAMES FINANCIAL INC | 5.7M | $1.45B | 0.4% | 2% | -1.5% |
| 8 | FMR LLC | 5.4M | $1.39B | 0.1% | 1.9% | +10.4% |
| 9 | Bank of New York Mellon Corp | 4.0M | $1.03B | 0.2% | 1.4% | +1.9% |
| 10 | Boston Partners | 3.5M | $905.8M | 0.8% | 1.2% | -37.8% |
| 11 | WELLINGTON MANAGEMENT GROUP LLP | 3.3M | $831.5M | 0.1% | 1.1% | -42.3% |
| 12 | NORTHERN TRUST CORP | 3.1M | $799.2M | 0.1% | 1.1% | -1.6% |
| 13 | DIMENSIONAL FUND ADVISORS LP | 3.1M | $781.5M | 0.1% | 1.1% | -1.0% |
| 14 | GOLDMAN SACHS GROUP INC | 2.9M | $737.5M | 0.1% | 1% | +4.7% |
| 15 | JPMORGAN CHASE & CO | 2.7M | $709.3M | 0.0% | 0.9% | -20.4% |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.6M | $670.5M | 0.1% | 0.9% | -3.9% |
| 17 | NORGES BANKNEW | 2.5M | $630.4M | 0.1% | 0.9% | new |
| 18 | BANK OF AMERICA CORP /DE/ | 2.4M | $621.8M | 0.0% | 0.8% | -6.3% |
| 19 | Invesco Ltd. | 2.3M | $598.5M | 0.0% | 0.8% | -17.2% |
| 20 | Amundi | 2.2M | $572.2M | 0.1% | 0.8% | +17.5% |
| 21 | AMERIPRISE FINANCIAL INC | 2.0M | $519.5M | 0.1% | 0.7% | -8.7% |
| 22 | UBS Group AG | 1.8M | $471.1M | 0.1% | 0.6% | +10.0% |
| 23 | PRICE T ROWE ASSOCIATES INC /MD/ | 1.8M | $470.4M | 0.0% | 0.6% | +43.4% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 1.7M | $424.2M | 0.1% | 0.6% | -0.1% |
| 25 | Capital Wealth Planning, LLC | 1.6M | $403.4M | 2.0% | 0.5% | -3.9% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.