Skip to content
sellWeak cluster of 310b5-1 plan

Francis Lo sold $695k of ADPT

Chief People Officer at Adaptive Biotechnologies Corp. 39,741 shares at an average of $17.49, traded Jun 4, 2026, filed Jun 8, 2026.

Warning score
21
Value
$695k
39,741 shares
Holdings after
250,934
-14% from before
From 52-week low
+83%
low $9.87, close $18.08
From 52-week high
-12%
high $20.46, as of Jun 4, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $695k at market
    +21
  • Share of holdings sold
    Sold 14% of holdings
    +5
  • Cluster
    3 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.

ADPTOct 9, 2026 · close 26.49
Since filing Jun 8, 2026: +58.6%SPY +5.8% · excess +52.8%

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 0001780660-26-000015, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 4, 2026MOption exercise
Common Stock10b5-1
+5,792$12.14$70k276,946Jun 8, 2026
Jun 4, 2026MOption exercise
Common Stock10b5-1
+2,009$8.46$17k278,955Jun 8, 2026
Jun 4, 2026MOption exercise
Common Stock10b5-1
+2,344$3.99$9,353281,299Jun 8, 2026
Jun 4, 2026MOption exercise
Common Stock10b5-1
+9,376$8.12$76k290,675Jun 8, 2026
Jun 4, 2026SOpen-market sale
Common Stock10b5-1
-39,741$17.49$695k250,934Jun 8, 2026
Jun 4, 2026MOption exercise
Stock Option (right to buy)derivative10b5-1
-5,792$0.00$0171,823Jun 8, 2026
Jun 4, 2026MOption exercise
Stock Option (right to buy)derivative10b5-1
-2,009$0.00$085,065Jun 8, 2026
Jun 4, 2026MOption exercise
Stock Option (right to buy)derivative10b5-1
-2,344$0.00$085,953Jun 8, 2026
Jun 4, 2026MOption exercise
Stock Option (right to buy)derivative10b5-1
-9,376$0.00$0140,648Jun 8, 2026

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%
48Moderate
ADPTsell 4
Adaptive Biotechnologies Corp
Katey Einterz Owen
director
$250k
9,615 shares
-11%
46Moderate
ADPTsell 5
Adaptive Biotechnologies Corp
Robert Hershberg
director
$748k
30,664 shares
-40%
50Moderate
ADPTsell 5
Adaptive Biotechnologies Corp
Peter M Neupert
director
$3.1M
124,690 shares
-49%
55Moderate
ADPTsell 5
Adaptive Biotechnologies Corp
Chad M Robins
CEO and Chairman
$15M
600,000 shares
-24%

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.

Francis Lo sold $695k of ADPT | InsiderTell