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sellModerate cluster of 410b5-1 plan

Eric J Loumeau sold $1.0M of ANAB

CHIEF LEGAL OFFICER at ANAPTYSBIO, INC. 22,641 shares at an average of $45.38, traded Dec 16, 2025, filed Dec 18, 2025.

Warning score
40
Value
$1.0M
22,641 shares
Holdings after
8,947
-105% 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
    Officer
    +15
  • Trade size
    $1.0M at market
    +25
  • Share of holdings sold
    Sold 100% 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.

This signal so far: 1m -3.9%, 3m +36.2%, 6m +81.5%.

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 13, 2026 · close 45.59
Since filing Dec 18, 2025: +43.9%SPY +16.3% · excess +27.6%

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 0001239648-25-000005, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 16, 2025MOption exercise
Common Stock10b5-1
+5,000$14.02$70k14,088Dec 18, 2025
Dec 16, 2025MOption exercise
Common Stock10b5-1
+7,500$20.16$151k21,588Dec 18, 2025
Dec 16, 2025SOpen-market sale
Common Stock10b5-1
-8,305$44.68$371k13,283Dec 18, 2025
Dec 16, 2025SOpen-market sale
Common Stock10b5-1
-4,195$45.24$190k9,088Dec 18, 2025
Dec 17, 2025MOption exercise
Common Stock10b5-1
+10,000$14.02$140k19,088Dec 18, 2025
Dec 17, 2025SOpen-market sale
Common Stock10b5-1
-10,000$46.00$460k9,088Dec 18, 2025
Dec 18, 2025SOpen-market sale
Common Stock10b5-1
-141$46.99$6,6268,947Dec 18, 2025
Dec 16, 2025MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-5,000$0.00$063,000Dec 18, 2025
Dec 16, 2025MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-7,500$0.00$00Dec 18, 2025
Dec 17, 2025MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-10,000$0.00$053,000Dec 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%
58Moderate
ANABsell 2
ANAPTYSBIO, INC
John P. Schmid
director
$1.2M
20,645 shares
-39%
58Moderate
ANABsell 2
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%

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.

Eric J Loumeau sold $1.0M of ANAB | InsiderTell