Mediaco Holding Inc. Class AMDIA
13F holders, Q1 2025 (March 31)At the end of Q1 2025, 17 institutions reported holding Mediaco Holding Inc. Class A (MDIA) in their 13F filings, down 1 from Q4 2024. 2 opened new positions and 3 sold out. The largest holders were Standard General L.P. ($42.8M), Millennium Management ($178K) and UBS Group AG ($159K). 2 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Mediaco Holding Inc. Class A
- CUSIP
- 58450D104
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 2 | $50K |
| Exits | 3 | $18K |
All 13F filers, Q4 2024 → Q1 2025: 45,249 shares bought and 140,234 shares sold, net −94,985 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 17 holders
| Standard General L.P. | 8.86% | No change | 37,531,996 | $42.8M |
| Millennium Management | 0.00% | Reduce -23.9% | 156,204 | $178K |
| UBS Group AG | 0.00% | Reduce -35.0% | 139,200 | $159K |
| Geode Capital Management, LLC | 0.00% | Add +1.4% | 74,662 | $85K |
| Vanguard Group Inc. | 0.00% | No change | 49,167 | $56K |
| Citadel Advisors | 0.00% | New | 44,171 | $50K |
| BlackRock, Inc. | 0.00% | No change | 27,202 | $31K |
| State Street Corp. | 0.00% | No change | 16,659 | $19K |
| Northern Trust Corp. | 0.00% | No change | 13,854 | $16K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -16.4% | 1,459 | $2K |
| Bank of America Corp. | 0.00% | Add +1.5% | 66 | $75 |
| Allworth Financial LP | 0.00% | No change | 32 | $36 |
| Harbour Investments, Inc. | 0.00% | New | 19 | $22 |
| US Bancorp \de | 0.00% | No change | 10 | $11 |
| JPMorgan Chase & Co. | 0.00% | No change | 4 | $5 |
| Morgan Stanley | 0.00% | No change | 3 | $3 |
| Wells Fargo & Company | 0.00% | No change | 1 | $1 |
"% of holder's portfolio" is MDIA's weight in each manager's 13F, not the share of Mediaco Holding Inc. Class A the manager owns.