XT
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XTX Topco’s Mediaco Holding MDIA Stock Holding History

XTX Topco’s Portfolio MDIA Stock Details MDIA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$10.2K Buy
+10,375
New +$8.8K ﹤0.01% 4026
2024
Q3 		– Sell
-14,632
Closed -$52.7K – 2391
2024
Q2 		$52.7K Buy
+14,632
New +$30.5K ﹤0.01% 1506

Other funds holding MDIA

SG
Standard General New York $480M AUM 49.24% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

XTX Topco's MDIA Position: Q2 2026 in Review

XTX Topco opened a new position in Mediaco Holding (MDIA) in Q2 2026: 10,375 shares worth $10.2K. The stake represents ﹤0.01% of the portfolio and ranks #4026 among its holdings. This is a return to the name: XTX Topco previously reported a position in MDIA as recently as Q2 2024.

XTX Topco first reported a position in MDIA in Q2 2024 and has held it in 2 quarters since. The position peaked at $52.7K in Q2 2024. 18 funds tracked by Wall St. Rank hold MDIA as of Q2 2026.

  • XTX Topco held 10,375 shares of Mediaco Holding worth $10.2K as of Q2 2026.
  • Mediaco Holding was a new XTX Topco position in Q2 2026.
  • Mediaco Holding made up ﹤0.01% of XTX Topco's portfolio in Q2 2026, its #4026 holding.
  • XTX Topco first reported a position in Mediaco Holding in Q2 2024 and has held it in 2 quarters since.
  • XTX Topco's Mediaco Holding position peaked at $52.7K in Q2 2024.
  • 18 funds tracked by Wall St. Rank held Mediaco Holding as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.