RUBINSTEIN JULIE

PrivateCIK: 1780664
Location

SEATTLE, WA

RUBINSTEIN JULIE (President) sold 13.0% of their position (57.18K shares) of ADAPTIVE BIOTECHNOLOGIES CORP on the open market

Open‑market sale worth $798.4K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderRUBINSTEIN JULIECIK 1780664
Officer· President
Since Jun 2019
-57.18K
Net shares
Net seller
$798.4K
Total sold
3
Open market trades
0B · 3S
9
Total transactions
44.17K acquired · 101.35K disposed
Non-Derivative Transactions6

Common Stock

Direct
M · Option Exercise

Shares

+14.72K

Price / share

$8.46

Trade value

$124.55K

% of position

3.7%
4/22/2026
395.15K409.87K

Common Stock

Direct
S · Sale

Shares

19.06K

Price / share

$14.13

Trade value

$269.32K

% of position

4.7%
4/22/2026
409.87K390.81K

Common Stock

Direct
M · Option Exercise

Shares

+14.72K

Price / share

$8.46

Trade value

$124.55K

% of position

3.8%
4/23/2026
390.81K405.53K

Common Stock

Direct
S · Sale

Shares

19.06K

Price / share

$13.74

Trade value

$261.88K

% of position

4.7%
4/23/2026
405.53K386.47K

Common Stock

Direct
M · Option Exercise

Shares

+14.72K

Price / share

$8.46

Trade value

$124.55K

% of position

3.8%
4/24/2026
386.47K401.19K

Common Stock

Direct
S · Sale

Shares

19.06K

Price / share

$14.02

Trade value

$267.22K

% of position

4.8%
4/24/2026
401.19K382.13K
Total

Net shares

13.01K

Net value

-$424.78K

Derivative Transactions3

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

14.72K shares

Shares

14.72K

Strike price

8.46

Held after

89.88K

Exercisable

4/22/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

14.72K shares

Shares

14.72K

Strike price

8.46

Held after

75.16K

Exercisable

4/23/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

14.72K shares

Shares

14.72K

Strike price

8.46

Held after

60.44K

Exercisable

4/24/2026
RUBINSTEIN JULIE — Insider Transaction (Form 4) Filed Apr 24, 2026 | Finecho