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buyWeak

David Jin bought $238 of MBIO

director at MUSTANG BIO, INC.. 247 shares at an average of $0.96, traded Dec 30, 2025, filed Dec 30, 2025.

Conviction score
25
Value
$238
247 shares
Holdings after
286
+633% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $238 at market
    0
  • Relative to holdings
    Holdings up 633%
    +10
  • Price context
    No price history yet
    0
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +2.2%, 3m -23.4%, 6m -26.1%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

MBIOOct 13, 2026 · close 0.38
Since filing Dec 30, 2025: -60.3%SPY +14.1% · excess -74.4%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001104659-25-125227, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 30, 2025POpen-market purchase
COMMON STOCK, PAR VALUE $0.0001
+247$0.96$238286Dec 30, 2025

Related signals

Other insiders at MUSTANG BIO, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
23Weak
MBIOsell 2
MUSTANG BIO, INC.
Adam J. Chill
director
$4
4 shares
-1%
43Moderate
MBIOsell 2
MUSTANG BIO, INC.
Neil Herskowitz
director
$238
247 shares
-63%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

David Jin bought $238 of MBIO | InsiderTell