MRO — Usx-Marathon Group Institutional Holders · Q2 2026
Who owns Usx-Marathon Group (MRO)? 2 institutions reported holding $59 in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Huntington National Bank ($59), Kentucky Retirement Systems ($0).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | HUNTINGTON NATIONAL BANK | $59 | 2 | Hold |
| 2 | Kentucky Retirement Systems | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30