Harlan S. Robins, Chief Scientific Officer at Adaptive Biotechnologies Corp (ADPT), sold 14,733 shares at $35.51 ($523K) on 2021-05-06, disclosed to the SEC on 2021-06-11.
Open-market sale of $523k ADPT by Chief Scientific Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $35.43 | 3,895 | $138K | 26.4% |
| 2 | $35.43 | 3,895 | $138K | 26.4% |
| 3 | $35.51 | 3,048 | $108K | 20.7% |
| 4 | $35.51 | 3,048 | $108K | 20.7% |
| 5 | $36.38 | 847 | $31K | 5.9% |
| Total | $35.52 avg | 14,733 |
| $523K |
| 100% |
| Filing → |
| ADPT | SELL | 2026-06-17 | $1.8M | — | Filing → |
| ADPT | SELL | 2026-04-10 | $149K | — | Filing → |
| ADPT | SELL | 2026-03-13 | $6.2M | — | Filing → |