HERSHBERG ROBERT sold 39.6% of their position (30.66K shares) of ADAPTIVE BIOTECHNOLOGIES CORP on the open market
Open‑market sale worth $748.2K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 8/20/2026ACC: 0001274139-26-000004
Director
Since Jun 2019
-30.66K
Net shares
Net seller
$748.2K
Total sold
2
Open market trades
0B · 2S
4
Total transactions
15K acquired · 45.66K disposed
Non-Derivative Transactions3
Common Stock
Direct
Shares
+15K
Price / share
$6.32
Trade value
$94.80K
% of position
24.1%
8/18/2026
62.35K→77.35K
Common Stock
Direct
Shares
−15K
Price / share
$24.39
Trade value
$365.85K
% of position
19.4%
8/18/2026
77.35K→62.35K
Common Stock
Direct
Shares
−15.66K
Price / share
$24.41
Trade value
$382.36K
% of position
25.1%
8/18/2026
62.35K→46.68K
Total
Net shares
−15.66K
Net value
-$653.41K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 8/18/2026 | M · Option Exercise | +15K | $6.32 | $94.80K | 24.1% | 62.35K | 77.35K |
| Common Stock Direct | 8/18/2026 | S · Sale | −15K | $24.39 | $365.85K | 19.4% | 77.35K | 62.35K |
| Common Stock Direct | 8/18/2026 | S · Sale | −15.66K | $24.41 | $382.36K | 25.1% | 62.35K | 46.68K |
| Total | −15.66K | -$653.41K | ||||||
Derivative Transactions1
Stock Option (right to buy)
Direct
Converts to
Common Stock
15K shares
Shares
−15K
Strike price
6.32
Held after
0.00
Exercisable
—
8/18/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (right to buy) Direct | Common Stock15K shares | 8/18/2026 | M · Option Exercise | −15K | 6.32 | — | 0.00 |