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sellNotable cluster of 10

Chad M Robins sold $1.6M of ADPT

CEO and Chairman at Adaptive Biotechnologies Corp. 219,569 shares at an average of $7.29, traded Mar 5, 2025, filed Mar 6, 2025.

Warning score
65
Value
$1.6M
219,569 shares
Holdings after
2,959,249
-7% from before
From 52-week low
+101%
low $4.00, close $8.03
From 52-week high
-6%
high $8.52, as of Mar 5, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $1.6M at market
    +25
  • Share of holdings sold
    Sold 7.5% of holdings
    0
  • Cluster
    10 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.

ADPTOct 9, 2026 · close 26.49
Since filing Mar 6, 2025: +240.9%SPY +38.6% · excess +202.3%

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 0001062993-25-004809, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 4, 2025AGrant or award
Common Stock
+355,000$0.00$02,931,701Mar 6, 2025
Mar 5, 2025SOpen-market sale
Common Stock
-81,206$6.98$567k2,850,495Mar 6, 2025
Mar 5, 2025SOpen-market sale
Common Stock
-36,145$6.99$253k2,814,350Mar 6, 2025
Mar 5, 2025AGrant or award
Common Stock
+247,117$0.00$03,061,467Mar 6, 2025
Mar 6, 2025SOpen-market sale
Common Stock
-102,218$7.64$781k2,959,249Mar 6, 2025

Related signals

Other insiders at Adaptive Biotechnologies Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
24Weak
ADPTsell 310b5-1
Adaptive Biotechnologies Corp
Julie Rubinstein
President and COO
$948k
35,643 shares
-9%
22Weak
ADPTsell 310b5-1
Adaptive Biotechnologies Corp
Susan Bobulsky
Chief Commercial Officer, MRD
$193k
6,444 shares
-2%
22Weak
ADPTsell 310b5-1
Adaptive Biotechnologies Corp
Francis Lo
Chief People Officer
$758k
26,792 shares
-11%
25Weak
ADPTsell 310b5-1
Adaptive Biotechnologies Corp
Julie Rubinstein
President and COO
$1.0M
35,643 shares
-9%
23Weak
ADPTsell 210b5-1
Adaptive Biotechnologies Corp
Francis Lo
Chief People Officer
$3.2M
115,406 shares
-34%
8Weak
ADPTsell 210b5-1
Adaptive Biotechnologies Corp
Susan Bobulsky
Chief Commercial Officer, MRD
$32k
1,195 shares
-0%
22Weak
ADPTsell
Adaptive Biotechnologies Corp
Kyle Piskel
Chief Financial Officer
$17k
1,929 shares
-1%
0Weak
ADPTsell10b5-1
Adaptive Biotechnologies Corp
Harlan S Robins
Chief Scientific Officer
$503k
68,412 shares
-5%
0Weak
ADPTsell 410b5-1
Adaptive Biotechnologies Corp
Harlan S Robins
Chief Scientific Officer
$15k
1,698 shares
-0%
63Notable
ADPTsell 10
Adaptive Biotechnologies Corp
Michelle Renee Griffin
director
$261k
36,291 shares
-70%

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.

Chad M Robins sold $1.6M of ADPT | InsiderTell