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sellModerate cluster of 410b5-1 plan

Dennis Mulroy sold $705k of ANAB

CHIEF FINANCIAL OFFICER at ANAPTYSBIO, INC. 15,725 shares at an average of $44.85, traded Dec 16, 2025, filed Dec 18, 2025.

Warning score
43
Value
$705k
15,725 shares
Holdings after
9,401
-63% from before
From 52-week low
+264%
low $8.25, close $30.02
From 52-week high
-2%
high $30.52, as of Dec 16, 2025

Score components

  • Role
    CFO
    +22
  • Trade size
    $705k at market
    +21
  • Share of holdings sold
    Sold 63% of holdings
    +20
  • Cluster
    4 insiders selling within 14 days
    +15
  • 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.

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.

ANABOct 9, 2026 · close 45.95
Since filing Dec 18, 2025: +45.0%SPY +16.3% · excess +28.7%

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 0001276840-25-000003, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 16, 2025MOption exercise
Common Stock10b5-1
+10,000$20.16$202k25,126Dec 18, 2025
Dec 16, 2025SOpen-market sale
Common Stock10b5-1
-9,365$44.62$418k15,761Dec 18, 2025
Dec 16, 2025SOpen-market sale
Common Stock10b5-1
-6,360$45.21$288k9,401Dec 18, 2025
Dec 16, 2025MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-10,000$0.00$070,600Dec 18, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
3Weak
ANABsell10b5-1
ANAPTYSBIO, INC
Hollings Renton
director
$249k
5,000 shares
-31%
50Moderate
ANABsell
ANAPTYSBIO, INC
Daniel Faga
President, CEO
$1.1M
17,679 shares
-3%
9Weak
ANABsell10b5-1
ANAPTYSBIO, INC
Eric J Loumeau
CHIEF LEGAL OFFICER
$540k
10,000 shares
-44%
53Moderate
ANABsell 5
ANAPTYSBIO, INC
Magda Marquet
director
$531k
11,000 shares
-53%
30Weak
ANABsell 5
ANAPTYSBIO, INC
Eric J Loumeau
CHIEF LEGAL OFFICER
$99k
2,210 shares
-15%
37Weak
ANABsell 5
ANAPTYSBIO, INC
Dennis Mulroy
CHIEF FINANCIAL OFFICER
$112k
2,515 shares
-10%
45Moderate
ANABsell 5
ANAPTYSBIO, INC
Daniel Faga
President, CEO
$639k
14,281 shares
-3%
26Weak
ANABsell 5
ANAPTYSBIO, INC
Paul F. Lizzul
Chief Medical Officer
$163k
3,650 shares
-8%
32Weak
ANABsell 510b5-1
ANAPTYSBIO, INC
Eric J Loumeau
CHIEF LEGAL OFFICER
$439k
9,639 shares
-51%
31Weak
ANABsell 5
ANAPTYSBIO, INC
Dennis Mulroy
CHIEF FINANCIAL OFFICER
$86k
1,908 shares
-10%

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.

Dennis Mulroy sold $705k of ANAB | InsiderTell