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buyModerate cluster of 2

Orbimed Advisors LLC bought $20M of ETRA

director, owner at Electra Therapeutics, Inc.. 1,333,333 shares at an average of $15.00, traded Sep 21, 2026, filed Sep 23, 2026.

Conviction score
54
Value
$20M
1,333,333 shares
Holdings after
1,758,279
+28% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $20.0M at market
    +25
  • Relative to holdings
    Holdings up 28%
    +6
  • Price context
    No price history yet
    0
  • Cluster
    2 insiders buying within 14 days
    +8
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (1 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.

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.

ETRAOct 9, 2026 · close 9.04
Since filing Sep 23, 2026: -28.7%SPY +1.4% · excess -30.1%

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 0000947871-26-000880, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 21, 2026CConversion
Common Stockindirect: See footnotes
+2,002,310--2,002,31019 d ago
Sep 21, 2026CConversion
Common Stockindirect: See footnotes
+1,087,934--3,090,24419 d ago
Sep 21, 2026CConversion
Common Stockindirect: See footnotes
+1,703,314--4,793,55819 d ago
Sep 21, 2026POpen-market purchase
Common Stockindirect: See footnotes
+333,333$15.00$5.0M5,126,89119 d ago
Sep 21, 2026CConversion
Common Stockindirect: See footnotes
+758,279--758,27919 d ago
Sep 21, 2026POpen-market purchase
Common Stockindirect: See footnotes
+1,000,000$15.00$15M1,758,27919 d ago
Sep 21, 2026CConversion
Series A Convertible Preferred Stockderivativeindirect: See footnotes
-2,002,310$0.00$0019 d ago
Sep 21, 2026CConversion
Series B Convertible Preferred Stockderivativeindirect: See footnotes
-1,087,934$0.00$0019 d ago
Sep 21, 2026CConversion
Series C Convertible Preferred Stockderivativeindirect: See footnotes
-1,703,314$0.00$0019 d ago
Sep 21, 2026CConversion
Series C Convertible Preferred Stockderivativeindirect: See footnotes
-758,279$0.00$0019 d ago

Related signals

Other insiders at Electra Therapeutics, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
54Moderate
ETRAbuy 2
Electra Therapeutics, Inc.
Carl L Gordon
director, owner
$20M
1,333,333 shares
+28%

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.

Orbimed Advisors LLC bought $20M of ETRA | InsiderTell