ROBINS HARLAN S (Chief Scientific Officer) sold 23.6% of their position (470.27K shares) of ADAPTIVE BIOTECHNOLOGIES CORP on the open market
Open‑market sale worth $6.19M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 3/13/2026ACC: 0001780851-26-000007
Officer· Chief Scientific Officer
Since Jun 2019
-470.27K
Net shares
Net seller
$6.19M
Total sold
2
Open market trades
0B · 2S
2
Total transactions
470.27K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
−140.67K
Price / share
$13.17
Trade value
$1.85M
% of position
7.1%
3/11/2026
1.99M→1.85M
Common Stock
Direct
Shares
−329.60K
Price / share
$13.17
Trade value
$4.34M
% of position
17.8%
3/11/2026
1.85M→1.52M
Total
Net shares
−470.27K
Net value
-$6.19M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 3/11/2026 | S · Sale | −140.67K | $13.17 | $1.85M | 7.1% | 1.99M | 1.85M |
| Common Stock Direct | 3/11/2026 | S · Sale | −329.60K | $13.17 | $4.34M | 17.8% | 1.85M | 1.52M |
| Total | −470.27K | -$6.19M | ||||||
Derivative Transactions0
No derivative transactions reported