Adaptive Biotechnologies Corp (ADPT) insider trading
Every open-market stock purchase and sale by Adaptive Biotechnologies Corp executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Chad M Robins (CEO) and 6 others sold $28M in the last 90 days.
- Last insider buy: Viking Global Investors LP (10% owner), $5M, 7 years ago.
Last 12 months: insiders bought $0 (0 buys) and sold $128M (77 sales). Last close $25.33 on Oct 21, 2026.
Recent ADPT insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Oct 21, 2026 | Julie Rubinstein (COO) | Sold | $151K |
| Oct 21, 2026 | Julie Rubinstein (COO) | Sold | $150K |
| Oct 21, 2026 | Julie Rubinstein (COO) | Bought (not open market) | $144K |
| Oct 21, 2026 | Julie Rubinstein (COO) | Bought (not open market) | — |
| Oct 20, 2026 | Julie Rubinstein (COO) | Sold | $289K |
| Oct 20, 2026 | Julie Rubinstein (COO) | Bought (not open market) | $144K |
| Oct 20, 2026 | Julie Rubinstein (COO) | Sold | $2.5K |
| Oct 20, 2026 | Julie Rubinstein (COO) | Bought (not open market) | — |
| Oct 19, 2026 | Julie Rubinstein (COO) | Sold | $286K |
| Oct 19, 2026 | Julie Rubinstein (COO) | Bought (not open market) | $144K |
| Oct 19, 2026 | Julie Rubinstein (COO) | Bought (not open market) | — |
| Oct 16, 2026 | Julie Rubinstein (COO) | Sold | $280K |
| Oct 16, 2026 | Julie Rubinstein (COO) | Bought (not open market) | $144K |
| Oct 16, 2026 | Julie Rubinstein (COO) | Sold | $7.6K |
| Oct 16, 2026 | Julie Rubinstein (COO) | Bought (not open market) | — |
| Oct 15, 2026 | Julie Rubinstein (COO) | Sold | $304K |
| Oct 15, 2026 | Julie Rubinstein (COO) | Bought (not open market) | $144K |
| Oct 15, 2026 | Julie Rubinstein (COO) | Bought (not open market) | — |
| Oct 14, 2026 | Julie Rubinstein (COO) | Sold | $173K |
| Oct 14, 2026 | Julie Rubinstein (COO) | Bought (not open market) | $144K |
| Oct 14, 2026 | Julie Rubinstein (COO) | Sold | $132K |
| Oct 14, 2026 | Julie Rubinstein (COO) | Bought (not open market) | — |
| Oct 13, 2026 | Julie Rubinstein (COO) | Sold | $303K |
| Oct 13, 2026 | Julie Rubinstein (COO) | Bought (not open market) | $144K |
| Oct 13, 2026 | Julie Rubinstein (COO) | Bought (not open market) | — |
Who's trading ADPT
- Julie Rubinstein, COO: sold $18M (72 sales), last Oct 21, 2026
- Susan Bobulsky, C-suite exec: sold $1.4M (10 sales), last Oct 6, 2026
- Francis Lo, C-suite exec: sold $14M (17 sales), last Oct 1, 2026
- Katey Einterz Owen, Director: sold $250K (1 sale), last Aug 31, 2026
- Chad M Robins, CEO: sold $39.8M (19 sales), last Aug 18, 2026
- Robert Hershberg, Director: sold $1.1M (3 sales), last Aug 18, 2026
- Peter M Neupert, Director: sold $3.1M (3 sales), last Aug 17, 2026
- Harlan S Robins, C-suite exec: sold $29.6M (17 sales), last Jul 21, 2026
- Sharon Benzeno, Officer: sold $14.7M (6 sales), last Jun 29, 2026
- Michelle Renee Griffin, Director: sold $2M (3 sales), last Jun 25, 2026
- Kyle Piskel, CFO: sold $3.6M (6 sales), last May 18, 2026
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