Harlan S. Robins, Chief Scientific Officer at Adaptive Biotechnologies Corp (ADPT), sold 470,266 shares at $13.17 ($6.2M) on 2026-03-11, disclosed to the SEC on 2026-03-13.
Seasonal sale ($6.2M) by Chief Scientific Officer — this insider has traded ADPT in March in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $13.17 | 140,666 | $1.9M | 29.9% |
| 2 | $13.17 | 329,600 | $4.3M | 70.1% |
| Total | $13.17 avg | 470,266 | $6.2M | 100% |
| Filing → |
| ADPT | SELL | 2026-06-17 | $1.8M | — | Filing → |
| ADPT | SELL | 2026-04-10 | $149K | — | Filing → |
| ADPT | SELL | 2026-03-04 | $392K | — | Filing → |