RUBINSTEIN JULIE

PrivateCIK: 1780664
Location

SEATTLE, WA

RUBINSTEIN JULIE (President) sold 4.8% of their position (19.04K shares) of ADAPTIVE BIOTECHNOLOGIES CORP on the open market

Open‑market sale worth $270.9K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderRUBINSTEIN JULIECIK 1780664
Officer· President
Since Jun 2019
-19.04K
Net shares
Net seller
$270.9K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
14.71K acquired · 33.74K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+14.71K

Price / share

$8.46

Trade value

$124.42K

% of position

3.8%
4/27/2026
382.13K396.84K

Common Stock

Direct
S · Sale

Shares

19.04K

Price / share

$14.23

Trade value

$270.90K

% of position

4.8%
4/27/2026
396.84K377.80K
Total

Net shares

4.33K

Net value

-$146.48K

Derivative Transactions1

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

14.71K shares

Shares

14.71K

Strike price

8.46

Held after

45.73K

Exercisable

4/27/2026
RUBINSTEIN JULIE — Insider Transaction (Form 4) Filed Apr 29, 2026 | Finecho