S.A. Mason LLC
- SEC CIK
- 0001800911
- Latest filing
- Jul 31, 2026
MPC holding history
Marathon Petroleum Corp in every 13F filed by S.A. Mason LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
MPC overviewAll 13F holders of MPCFull Q2 2026 holdings
- Shares (Q2 2026)
- 1,442
- Value
- $368.7K
- % of portfolio
- 0.1%
- Quarters held
- 9
- Since Q1 2023
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 1,442 | $368.7K | 0.1% | 00.0% | Unchanged | Holders |
| Q1 2026 | 1,442 | $352.1K | 0.1% | +305+26.8% | Added | Holders |
| Q4 2025 | 1,137 | $184.9K | 0.1% | +202+21.6% | Added | Holders |
| Q3 2025 | 935 | $180.2K | 0.1% | +935 | New | Holders |
| Q2 2024 | 0 | $0 | 0.0% | −535−100.0% | Sold out | Holders |
| Q1 2024 | 535 | $107.8K | 0.1% | 00.0% | Unchanged | Holders |
| Q4 2023 | 535 | $79.4K | 0.1% | 00.0% | Unchanged | Holders |
| Q3 2023 | 535 | $81.0K | 0.1% | 00.0% | Unchanged | Holders |
| Q2 2023 | 535 | $72.1K | 0.1% | 00.0% | Unchanged | Holders |
| Q1 2023 | 535 | $72.1K | 0.1% | +535 | New | Holders |