# MARATHON PETE CORP (MPC) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 56585A102
Page URL: https://superinvestorclub.com/stock/MPC
Last updated: 2026-08-29T13:48:52.267Z

## Summary

As of the most recent 13F filing period, MARATHON PETE CORP (MPC) is held by 5 tracked superinvestors with an aggregate position value of $148.8M representing 034922422901114221390854 shares.

## Top institutional holders (5)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 349224 | $89.3M | 0.37% | 2026-06-30 |
| 2 | [Bill Nygren](https://superinvestorclub.com/manager/73) | Harris Associates | 229011 | $58.6M | 0.08% | 2026-06-30 |
| 3 | [FPA Queens Road](https://superinvestorclub.com/manager/97) | Bragg Financial Advisors | 1422 | $363,563 | 0.01% | 2026-06-30 |
| 4 | [Mairs & Power](https://superinvestorclub.com/manager/92) | Mairs & Power | 1390 | $355,381 | 0.00% | 2026-06-30 |
| 5 | [David Katz](https://superinvestorclub.com/manager/79) | Matrix Asset Advisors | 854 | $218,342 | 0.02% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2023-12-31: 1 holders, $233,074 aggregate, 01571 shares
- 2024-03-31: 2 holders, $49.0M aggregate, 02416331683 shares
- 2024-06-30: 1 holders, $20.0M aggregate, 0115354 shares
- 2024-09-30: 1 holders, $811,455 aggregate, 04981 shares
- 2025-03-31: 1 holders, $311.3M aggregate, 02136760 shares
- 2025-06-30: 2 holders, $706.8M aggregate, 04128430126493 shares
- 2025-09-30: 4 holders, $807.9M aggregate, 0400558218363913011046 shares
- 2025-12-31: 4 holders, $688.0M aggregate, 0403196219555314001301 shares
- 2026-03-31: 5 holders, $704.9M aggregate, 028059727728314221390854 shares
- 2026-06-30: 5 holders, $148.8M aggregate, 034922422901114221390854 shares

## Recent congressional trades (14)

- 2026-07-24: David J. Taylor (R-OH) sale $1,001 - $15,000
- 2026-07-10: Dan Newhouse (Republican-WA) sale $1,001 - $15,000
- 2026-03-11: David J. Taylor (R-OH) sale $1,001 - $15,000
- 2026-02-26: David J. Taylor (R-OH) sale $1,001 - $15,000
- 2025-08-14: David J. Taylor (R-OH) purchase $1,001 - $15,000
- 2025-08-14: David Taylor (Republican-OH) purchase $1,001 - $15,000
- 2025-07-18: David Taylor (Republican-OH) sale $1,001 - $15,000
- 2025-07-18: David J. Taylor (R-OH) sale $1,001 - $15,000
- 2025-05-15: Rob Bresnahan (Republican-PA) purchase $1,001 - $15,000
- 2025-05-12: Jefferson Shreve (Republican-IN) sale $15,001 - $50,000
- 2025-04-11: Dan Newhouse (Republican-WA) sale $1,001 - $15,000
- 2025-04-08: Rob Bresnahan (Republican-PA) sale $1,001 - $15,000
- 2025-04-01: Julie Johnson (Democrat-TX) sale $1,001 - $15,000
- 2025-03-05: Jefferson Shreve (Republican-IN) purchase $15,001 - $50,000

## Recent insider transactions (0)


## Citation

When citing, use: "MARATHON PETE CORP (MPC) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/MPC), aggregating SEC 13F, Form 4, and congressional disclosures."