Chad M. Robins, CEO and Chairman at Adaptive Biotechnologies Corp (ADPT), sold 39,000 shares at $39.76 ($1.5M) on 2021-06-17, disclosed to the SEC on 2021-06-17.
Open-market sale of $1.5M ADPT by CEO and Chairman. 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 | $38.22 | 19,100 | $730K | 48.5% |
| 2 | $39.23 | 900 | $35K | 2.3% |
| 3 | $38.13 | 4,745 | $181K | 12.0% |
| 4 | $38.13 | 4,745 | $181K | 12.0% |
| 5 | $38.55 | 1,000 | $39K | 2.6% |
| 6 | $39.76 | 4,255 |
| $169K |
| 11.2% |
| 7 | $39.76 | 4,255 | $169K | 11.2% |
| Total | $38.57 avg | 39,000 | $1.5M | 100% |
| Filing → |
| ADPT | SELL | 2026-03-13 | $6.2M | — | Filing → |
| ADPT | SELL | 2026-03-03 | $8.3M | — | Filing → |
| ADPT | SELL | 2026-02-04 | $2.3M | — | Filing → |