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sellNotable cluster of 5

Jeffrey V. Poulton sold $1.7M of ALNY

EVP, Chief Financial Officer at ALNYLAM PHARMACEUTICALS, INC.. 3,821 shares at an average of $452.05, traded Oct 2, 2025, filed Oct 3, 2025.

Warning score
62
Value
$1.7M
3,821 shares
Holdings after
54,052
-7% from before
From 52-week low
+106%
low $224.32, close $460.99
From 52-week high
-4%
high $482.13, as of Oct 2, 2025

Score components

  • Role
    CFO
    +22
  • Trade size
    $1.7M at market
    +25
  • Share of holdings sold
    Sold 6.6% of holdings
    0
  • Cluster
    5 insiders selling within 14 days
    +15

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.

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.

ALNYOct 9, 2026 · close 232.68
Since filing Oct 3, 2025: -49.0%SPY +17.6% · excess -66.6%

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 0001735276-25-000117, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Oct 1, 2025AGrant or award
Common Stock
+3,108$0.00$053,229Oct 3, 2025
Oct 1, 2025AGrant or award
Common Stock
+4,644$0.00$057,873Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-150$446.53$67k57,723Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-73$447.92$33k57,650Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-234$448.77$105k57,416Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-324$449.79$146k57,092Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-704$450.81$317k56,388Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-432$451.86$195k55,956Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-869$452.69$393k55,087Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-428$453.77$194k54,659Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-317$454.84$144k54,342Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-95$455.82$43k54,247Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-191$457.43$87k54,056Oct 3, 2025
Oct 2, 2025SOpen-market sale
Common Stock
-4$457.64$1,83154,052Oct 3, 2025

Related signals

Other insiders at ALNYLAM PHARMACEUTICALS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
36Weak
ALNYsell
ALNYLAM PHARMACEUTICALS, INC.
Bryan Supran
EVP, CLO and Secretary
$399k
1,758 shares
-12%
23Weak
ALNYsell 210b5-1
ALNYLAM PHARMACEUTICALS, INC.
Kevin Joseph Fitzgerald
CSO & EVP, Head of Research
$5.5M
12,128 shares
-36%
33Weak
ALNYsell 210b5-1
ALNYLAM PHARMACEUTICALS, INC.
Yvonne Greenstreet
Chief Executive Officer
$12M
25,650 shares
-32%
40Moderate
ALNYsell 510b5-1
ALNYLAM PHARMACEUTICALS, INC.
Pushkal Garg
EVP Chief R&D
$2.7M
5,959 shares
-23%
55Moderate
ALNYsell 5
ALNYLAM PHARMACEUTICALS, INC.
Kevin Joseph Fitzgerald
CSO & EVP, Head of Research
$1.1M
2,441 shares
-9%
50Moderate
ALNYsell 5
ALNYLAM PHARMACEUTICALS, INC.
Tolga Tanguler
EVP, Chief Commercial Officer
$635k
1,405 shares
-5%
70Notable
ALNYsell 5
ALNYLAM PHARMACEUTICALS, INC.
Yvonne Greenstreet
Chief Executive Officer
$4.0M
8,924 shares
-12%
33Weak
ALNYsell 210b5-1
ALNYLAM PHARMACEUTICALS, INC.
Colleen F Reitan
director
$8.4M
18,000 shares
-96%
40Moderate
ALNYsell 710b5-1
ALNYLAM PHARMACEUTICALS, INC.
Tolga Tanguler
EVP, Chief Commercial Officer
$1.6M
3,474 shares
-12%
30Weak
ALNYsell 710b5-1
ALNYLAM PHARMACEUTICALS, INC.
Michael W Bonney
director
$5.1M
11,250 shares
-40%

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.

Jeffrey V. Poulton sold $1.7M of ALNY | InsiderTell