ROBINS HARLAN S

PrivateCIK: 1780851
Location

SEATTLE, WA

Senior insider sale

Chief Scientific Officer at ADAPTIVE BIOTECHNOLOGIES CORP — senior position signals high conviction

$21.47M

984.80K shares

What this filing means

ROBINS HARLAN S plans to sell 984.80K shares of ADAPTIVE BIOTECHNOLOGIES CORP valued at approximately $21.47M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderROBINS HARLAN SCIK 1780851
Officer· Chief Scientific Officer
Since Jun 2019
984.80K
Shares to sell
$21.47M
Approx. market value
492.40K
Acquired (3 months)
1
Planned
4 completed
Securities Acquired — Last 3 Months2
Sort

Acquired as compensation -- Performance Awards

Compensation

3/10/2026
207.60K

Acquired as compensation -- Stock Options

Compensation -- Cashless exercise / same-day sale

2/7/2018
284.80K
Total acquired492.40K
Planned & Completed Dispositions5
Sort

Completed

Completed

Units to sell

250K

Market value

$5.57M

7/2/2026
Completed

Units to sell

136.24K

Market value

$2.94M

7/2/2026
Completed

Units to sell

6.16K

Market value

$110.9K

6/16/2026
Completed

Units to sell

100K

Market value

$1.74M

6/15/2026

Planned — Approximate Date

NASDPlanned

Units to sell

492.40K

Market value

$11.12M

7/21/2026
Total

Units

984.80K

Value

$21.47M