Who Owns MPC?

Marathon Petroleum Corporation — Institutional Ownership & 13F Holdings

EnergyNYSE

$246.01

-2.28 (-0.92%)

Market Cap

$68.5B

Shares Outstanding

294,497,000

Institutional Holders

1,526

Total Inst. Value

$243.9B

% of Float Held

79.7%

QoQ Holder Change

+447

Institutional data as of Q1 2025

New Positions

375

Closed Positions

118

Increased

409

Decreased

546

Institutional Ownership Trend

Top 10 Institutional Holders(Q1 2025)

#FundValueShares
1CANADA PENSION PLAN INVESTMENT BOARD$214.6B1,473,085
2VANGUARD GROUP INC$5.1B34,941,391
3BlackRock, Inc.$3.5B24,320,964
4STATE STREET CORP$2.8B19,466,723
5WELLINGTON MANAGEMENT GROUP LLP$1.7B11,824,177
6GEODE CAPITAL MANAGEMENT, LLC$1.0B6,979,568
7MORGAN STANLEY$954.6M6,552,068
8RAYMOND JAMES FINANCIAL INC$879.6M6,037,532
9Bank of New York Mellon Corp$725.9M4,982,348
10DIMENSIONAL FUND ADVISORS LP$609.6M4,185,030

Biggest Buyers & Sellers This Quarter

Top Sellers

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Frequently Asked Questions

How many institutional investors hold MPC?

As of Q1 2025, 1526 institutional investors report holding MPC (Marathon Petroleum Corporation) in their 13F filings.

What percentage of Marathon Petroleum Corporation is owned by institutions?

Institutional investors hold approximately 79.7% of Marathon Petroleum Corporation's float as reported in SEC 13F filings.

Which hedge fund owns the most MPC?

The largest institutional holder of MPC is CANADA PENSION PLAN INVESTMENT BOARD with $214.6B in shares.

Are institutions buying or selling MPC?

This quarter, 375 institutions opened new positions in MPC and 118 closed their positions.

What is 13F institutional ownership?

SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.

How often is institutional ownership data updated?

13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.