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Mustang Bio Ownership | Who Owns Mustang Bio?

OverviewForecastFinancialsChart

Mustang Bio Ownership Summary

Mustang Bio is owned by 8.84% institutional investors, 4.48% insiders, and 86.67% retail investors. Blackrock Extended Mkt Fund CF is the top mutual fund, with 1.14% of its assets in Mustang Bio shares.

MBIO Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockMustang Bio8.84%4.48%86.67%
SectorHealthcare Stocks 232.01%10.74%-142.75%
IndustryBiotech Stocks 381.47%10.55%-292.02%

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Dec 31, 20252426.32%551,96696.71%843.76%1318.18%3-
Sep 30, 20251918.75%280,604277.86%4291.68%1157.14%3-
Jun 30, 2025166.67%74,262-34.78%131.35%7133.33%3-75.00%
Mar 31, 202515-46.43%113,859-97.56%185.65%3-81.25%12500.00%
Dec 31, 20242816.67%4,670,658431.17%12625.66%1677.78%2-50.00%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Blackrock Extended Mkt Fund CF83.37K1.14%83.37K
Extended Equity Market Fund K71.50K0.98%46.00
Vanguard Institutional Extnd Mkt Idx Tr25.70K0.35%-
Fidelity Extended Market Index24.08K0.33%5.27K
Extended Equity Market Fund M8.06K0.11%-311.00
Antecedo Defensive Growth I46.67K0.07%-
Fidelity Series Total Market Index4.18K0.06%-
Spartan Total Market Index Pool G2.94K0.04%863.00
BlackRock Extended Equity Market K12.09K0.03%-5.00
Delaware Healthcare I8.00K0.02%-

Recent Insider Transactions

DateNameRoleActivityValue
Dec 30, 2025Herskowitz Neil-Sell$237.61
Dec 30, 2025Chill Adam J.-Sell$3.82
Dec 30, 2025Jin David-Buy$237.61
Mar 18, 2022Litchman Manuel MD-Buy$3.69K
Sep 13, 2022Litchman Manuel MD-Buy$2.58K

Insider Transactions Trends

DateBuySell
2025 Q412
2025 Q3--
2025 Q2--
2025 Q1--
2024 Q4--

MBIO Ownership FAQ

Who Owns Mustang Bio?

Mustang Bio shareholders are primarily institutional investors at 8.84%, followed by 4.48% insiders and 86.68% retail investors. The average institutional ownership in Mustang Bio's industry, Biotech Stocks , is 381.47%, which Mustang Bio falls below.

Does Blackrock own Mustang Bio?

BlackRock is not among the top 10 institutional shareholders of Mustang Bio.

Who is the top mutual fund holder of Mustang Bio shares?

Blackrock Extended Mkt Fund CF is the top mutual fund holder of Mustang Bio shares, with 1.14% of its total shares outstanding invested in 83.37K Mustang Bio shares.

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