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sellWeak cluster of 210b5-1 plan

Shane Cooke sold $2.1M of ALKS

director at Alkermes plc.. 61,200 shares at an average of $34.57, traded Feb 2, 2026, filed Feb 2, 2026.

Warning score
23
Value
$2.1M
61,200 shares
Holdings after
103,744
-37% from before
From 52-week low
+34%
low $26.13, close $34.96
From 52-week high
-3%
high $36.00, as of Feb 2, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $2.1M at market
    +25
  • Share of holdings sold
    Sold 37% of holdings
    +10
  • Cluster
    2 insiders selling within 14 days
    +8
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

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 -16.2%, 3m -2.3%, 6m +41.7%.

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.

ALKSOct 9, 2026 · close 40.61
Since filing Feb 2, 2026: +16.2%SPY +12.8% · excess +3.4%

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 0001520262-26-000008, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 2, 2026MOption exercise
Ordinary Shares10b5-1
+61,200$31.64$1.9M164,944Feb 2, 2026
Feb 2, 2026SOpen-market sale
Ordinary Shares10b5-1
-29,087$34.34$999k135,857Feb 2, 2026
Feb 2, 2026SOpen-market sale
Ordinary Shares10b5-1
-32,113$34.78$1.1M103,744Feb 2, 2026
Feb 2, 2026MOption exercise
Employee Stock Option (Right to Buy)derivative10b5-1
-61,200$0.00$00Feb 2, 2026

Related signals

Other insiders at Alkermes plc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
4Weak
ALKSsell10b5-1
Alkermes plc.
David Joseph Gaffin
EVP, CLO, Alkermes, Inc.
$83k
2,034 shares
-1%
13Weak
ALKSsell 210b5-1
Alkermes plc.
David Joseph Gaffin
EVP, CLO, Alkermes, Inc.
$98k
2,034 shares
-1%
9Weak
ALKSsell 210b5-1
Alkermes plc.
Craig C. Hopkinson
EVP R&D, Chief Medical Officer
$423k
9,000 shares
-12%
25Weak
ALKSsell 410b5-1
Alkermes plc.
Christian Todd Nichols
SVP, Chief Commercial Officer
$373k
7,576 shares
-7%
20Weak
ALKSsell 410b5-1
Alkermes plc.
David Joseph Gaffin
EVP, CLO, Alkermes, Inc.
$99k
2,034 shares
-1%
17Weak
ALKSsell 410b5-1
Alkermes plc.
Craig C. Hopkinson
EVP R&D, Chief Medical Officer
$437k
9,000 shares
-11%
60Notable
ALKSsell 4
Alkermes plc.
nancy lynn snyderman MD
director
$2.2M
44,472 shares
-74%
13Weak
ALKSsell 210b5-1
Alkermes plc.
David Joseph Gaffin
EVP, CLO, Alkermes, Inc.
$110k
2,034 shares
-1%
10Weak
ALKSsell 210b5-1
Alkermes plc.
Craig C. Hopkinson
EVP R&D, Chief Medical Officer
$464k
9,000 shares
-11%
19Weak
ALKSsell 410b5-1
Alkermes plc.
Christopher I Wright
director
$90k
2,000 shares
-7%

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.

Shane Cooke sold $2.1M of ALKS | InsiderTell