Latest Period
Q4 2025
Security Snapshot
Mediaco Holding Inc. - Class A Common Stock, $0.01 par value per share (MDIA) Institutional Ownership
CUSIP: 58450D104
13F Institutional Holders and Ownership History from Q1 2020 to Q1 2026
Institutions Reporting
14
Shares (Excl. Options)
72,436,466
Price
$0.58
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- Type / Class
- Equity / Class A Common Stock, $0.01 par value per share
- Symbol
- MDIA on Nasdaq
- Shares outstanding
- 81,875,696
- Price per share
- $0.74
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 72,436,466
- Total reported value
- $42,013,212
- % of total 13F portfolios
- 0%
- Share change
- -684,517
- Value change
- -$419,345
- Number of holders
- 14
- Price from insider filings
- $0.74
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- MDIA - Mediaco Holding Inc. - Class A Common Stock, $0.01 par value per share is tracked under CUSIP 58450D104.
- 14 institutions reported positions in Q4 2025.
- 3 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 14 to 4 between Q4 2025 and Q1 2026.
- Reported value moved from $42,013,212 to $91,292.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 14 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 58450D104?
CUSIP 58450D104 identifies MDIA - Mediaco Holding Inc. - Class A Common Stock, $0.01 par value per share in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 58450D104:
Significant Owners of Mediaco Holding Inc. - Class A Common Stock, $0.01 par value per share (MDIA) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Standard General L.P. | 50% | $54,725,060 | 40,839,597 | Standard General L.P. | 12 Sep 2025 | |||
| Kapnick Scott | 46% | +0.22% | $39,488,613 | 35,257,690 | 0% | Scott Kapnick | 01 May 2025 | |
| BlackRock Portfolio Management LLC | 46% | 0% | $47,245,018 | -$287 | 35,257,476 | -0% | BlackRock Portfolio Management LLC | 05 Sep 2025 |
As of 31 Dec 2025, 14 institutional investors reported holding 72,436,466 shares of Mediaco Holding Inc. - Class A Common Stock, $0.01 par value per share (MDIA). This represents 88% of the company’s total 81,875,696 outstanding shares.
Top 15 Institutional Shareholders
The largest institutional shareholders of Mediaco Holding Inc. - Class A Common Stock, $0.01 par value per share (MDIA) together control 88% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Standard General L.P. | 43% | 35,426,400 | 0% | 3.7% | $20,547,312 |
| BlackRock, Inc. | 43% | 35,284,678 | 0% | 0% | $20,465,113 |
| JPMORGAN CHASE & CO | 1.6% | 1,332,518 | -31% | 0% | $772,860 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.14% | 114,759 | -1.6% | 0% | $66,621 |
| MILLENNIUM MANAGEMENT LLC | 0.13% | 105,848 | -7.2% | 0% | $61,392 |
| VANGUARD GROUP INC | 0.1% | 83,563 | 0% | 0% | $48,467 |
| UBS Group AG | 0.07% | 53,338 | -41% | 0% | $30,936 |
| STATE STREET CORP | 0.02% | 16,659 | 0% | 0% | $9,662 |
| NORTHERN TRUST CORP | 0.02% | 13,854 | 0% | 0% | $8,035 |
| Tower Research Capital LLC (TRC) | 0.01% | 4,663 | +7.9% | 0% | $2,705 |
| BANK OF AMERICA CORP /DE/ | 0% | 132 | +2.3% | 0% | $77 |
| Allworth Financial LP | 0% | 32 | 0% | 0% | $19 |
| HARBOUR INVESTMENTS, INC. | 0% | 19 | 0% | 0% | $11 |
| MORGAN STANLEY | 0% | 3 | 0% | 0% | $2 |
| CITADEL ADVISORS LLC | 0% | 0 | -100% | $0 |
Institutional Holders of Mediaco Holding Inc. - Class A Common Stock, $0.01 par value per share (MDIA) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 138,533 | $91,292 | +$1,075 | $0.66 | 4 |
| 2025 Q4 | 72,436,466 | $42,013,212 | -$419,345 | $0.58 | 14 |
| 2025 Q3 | 73,120,983 | $92,863,791 | +$44,729,703 | $1.27 | 15 |
| 2025 Q2 | 44,952,413 | $48,998,240 | +$7,516,286 | $1.09 | 17 |
| 2025 Q1 | 38,054,709 | $43,382,511 | -$108,280 | $1.14 | 17 |
| 2024 Q4 | 38,149,694 | $43,490,789 | -$360,428 | $1.14 | 18 |
| 2024 Q3 | 38,430,334 | $49,190,650 | -$71,406 | $1.28 | 25 |
| 2024 Q2 | 38,463,383 | $138,468,577 | +$77,747,805 | $3.60 | 17 |
| 2024 Q1 | 16,877,493 | $8,912,760 | +$5,963 | $0.53 | 12 |
| 2023 Q4 | 16,866,102 | $7,243,995 | -$7,837 | $0.43 | 10 |
| 2023 Q3 | 16,876,322 | $13,014,124 | -$3,291 | $0.77 | 12 |
| 2023 Q2 | 16,875,916 | $19,575,099 | -$37,119 | $1.16 | 11 |
| 2023 Q1 | 16,907,875 | $19,614,184 | +$8,777 | $1.16 | 13 |
| 2022 Q4 | 16,900,010 | $19,409,130 | +$3,425,219 | $1.15 | 13 |
| 2022 Q3 | 13,788,177 | $25,091,000 | +$23,585,748 | $1.79 | 10 |
| 2022 Q2 | 801,672 | $1,698,000 | -$102,000 | $2.12 | 9 |
| 2022 Q1 | 873,321 | $3,650,000 | +$576,455 | $4.18 | 12 |
| 2021 Q4 | 728,349 | $3,897,000 | +$1,488,922 | $5.36 | 13 |
| 2021 Q3 | 430,882 | $5,022,000 | +$9,310 | $11.63 | 12 |
| 2021 Q2 | 531,496 | $1,896,000 | -$47,952 | $3.60 | 12 |
| 2021 Q1 | 545,020 | $1,817,000 | +$153,592 | $3.34 | 13 |
| 2020 Q4 | 505,231 | $1,316,000 | -$23,844 | $2.60 | 13 |
| 2020 Q3 | 514,247 | $1,348,000 | -$14,027 | $2.62 | 14 |
| 2020 Q2 | 509,031 | $2,651,000 | -$534,534 | $5.20 | 16 |
| 2020 Q1 | 616,394 | $2,580,000 | +$2,580,000 | $4.24 | 19 |