MDIA · Mediaco Holding Inc.
$1.14
+0.04 (+3.95%)
At close · Sep 4
Going-concern doubt
— flagged Aug 14, 2026
Substantial doubt about the company's ability to continue as a going concern.
“Management evaluated these conditions in accordance with applicable accounting guidance and determined that, absent the successful execution of its plans, substantial doubt exists about the Company's ability to continue as a going concern within one year after the date the financial statements are issued.”View the 10-Q filed Aug 14, 2026
Market Cap
$95.78M
Shares
84.02M
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 19
Total Value: $70,077,763
Total Shares: 71,072,793
Institutional Ownership Trend
26 quarters
Holder Concentration
Across 19 13F filers · Δ vs Mar 31, 2026Top Holder
49.8%
+0.3 pts
Top 5
99.8%
+0.1 pts
Top 10
100.0%
−0.0 pts
HHI
4,949
Highly concentrated+55
Quarterly Activity
vs Mar 31, 2026
New
3
Increased
3
Decreased
5
Sold Out
1
Unchanged
8
Holder count:
+2
Institutional value:
+48.8%
Shares held:
-0.6%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega VANGUARD CAPITAL MANAGEMENT LLC | +37,917 | 70,508 | |
| Mega NORTHERN TRUST CORP | +4,420 | 18,274 | |
| Mid Tower Research Capital LLC (TRC) | +1,413 | 6,596 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega JPMORGAN CHASE & CO | −383,400 | 3 | |
| Mega UBS Group AG | −54,739 | 231 | |
| Mega MILLENNIUM MANAGEMENT LLC | −27,129 | 62,147 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | −18,868 | 96,397 | |
| Mega MORGAN STANLEY | −3 | 200 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | 28,302 | $27,905 | |
| Mid XTX Topco Ltd | 10,375 | $10,229 | |
| Mega ROYAL BANK OF CANADA | 1,000 | $986 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega CITIGROUP INC | 1 | $1 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Small Standard General L.P. | $34,930,430 | 49.85% | 35,426,400 | Shares | 2026-08-14 | |
| Mega BlackRock, Inc. | $34,790,692 | 49.65% | 35,284,678 | Shares | 2026-08-07 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | $95,047 | 0.14% | 96,397 | Shares | 2026-08-12 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $69,520 | 0.10% | 70,508 | Shares | 2026-08-13 | |
| Mega MILLENNIUM MANAGEMENT LLC | $61,276 | 0.09% | 62,147 | Shares | 2026-08-14 | |
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $48,556 | 0.07% | 49,246 | Shares | 2026-08-13 | |
| Mega CITADEL ADVISORS LLC | $27,905 | 0.04% | 28,302 | Shares | 2026-09-02 | |
| Mega NORTHERN TRUST CORP Bank | $18,018 | 0.03% | 18,274 | Shares | 2026-08-13 | |
| Mega STATE STREET CORP | $16,425 | 0.02% | 16,659 | Shares | 2026-08-07 | |
| Mid XTX Topco Ltd | $10,229 | 0.01% | 10,375 | Shares | 2026-08-14 | |
| Mid Tower Research Capital LLC (TRC) | $6,503 | 0.01% | 6,596 | Shares | 2026-08-11 | |
| Mega Vanguard Global Advisers, LLC | $1,701 | 0.00% | 1,726 | Shares | 2026-08-13 | |
| Mega ROYAL BANK OF CANADA Bank | $986 | 0.00% | 1,000 | Shares | 2026-08-14 | |
| Mega UBS Group AG | $227 | 0.00% | 231 | Shares | 2026-08-13 | |
| Mega MORGAN STANLEY | $197 | 0.00% | 200 | Shares | 2026-08-13 | |
| Mid Allworth Financial LP | $31 | 0.00% | 32 | Shares | 2026-08-11 | |
| Mid HARBOUR INVESTMENTS, INC. | $18 | 0.00% | 19 | Shares | 2026-08-12 | |
| Mega JPMORGAN CHASE & CO | $2 | 0.00% | 3 | Shares | 2026-08-12 | |
| Mega WELLS FARGO & COMPANY/MN | $0 | 0.00% | 0 | Shares | 2026-08-14 |