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 Q4 2025

Latest Period

Q4 2025

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
$0.64
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
$0.64
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 15 to 14 between Q3 2025 and Q4 2025.
  • Reported value moved from $92,863,791 to $42,013,212.

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

Latest holder context comes from 14 institutions filings for Q4 2025.

Open SEC Evidence

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.

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
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