| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Chief Scientific Officer
1 company
Robins Harlan S serves as a Chief Scientific Officer at ADPT. Across recent SEC filings that breaks down to 0 buys and 149 sells. Those positions are worth an estimated $20.1M at current prices.
Historically, Robins Harlan S's trades have earned a strong insider score of 83/100 across 40 rated trades. Over a 12-month horizon, 91.2% of those trades were profitable, with an average 12-month return of +59.9%.
The biggest single holding is ADPT (~$20.1M) as Chief Scientific Officer. The recent filings there lean toward selling, a net 2,407,951 shares.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jul 21, 2026 | ADPT Adaptive Biotechnologies Corporation | Chief Scientific Officer | Sale+OE | 492,400 | $21.89 | $10,780,408.80 | -21.1% | - | - | |
| Jul 2, 2026 | ADPT Adaptive Biotechnologies Corporation | Chief Scientific Officer | Sell | 386,240 | $22.01 | $8,501,148.79 | -15.0% | - | - | |
| Jun 16, 2026 | ADPT Adaptive Biotechnologies Corporation | Chief Scientific Officer | Sell | 106,160 | $17.41 | $1,847,941.60 | -3.6% | - | - | |
| Apr 8, 2026 | ADPT Adaptive Biotechnologies Corporation | Chief Scientific Officer | Sell | 10,000 | $14.85 | $148,500.00 | -0.7% | +40.3% | - | |
| Mar 11, 2026 | ADPT Adaptive Biotechnologies Corporation | Chief Scientific Officer | Sell | 470,266 | $13.17 | $6,193,403.22 | -12.2% | +22.1% | - | |
| Jan 6, 2026 | ADPT Adaptive Biotechnologies Corp | Chief Scientific Officer | Sell | 10,000 | $16.44 | $164,400.00 | -0.8% | -12.6% | - | |
| Dec 4, 2025 | ADPT Adaptive Biotechnologies Corp | Chief Scientific Officer | Sell | 37,212 | $18.07 | $672,515.32 | -1.5% | -5.8% | - | |
| Nov 10, 2025 | ADPT Adaptive Biotechnologies Corp | Chief Scientific Officer | Sell | 10,000 | $14.82 | $148,200.00 | -0.8% | +7.8% | - | |
| May 1, 2025 | ADPT Adaptive Biotechnologies Corp | Chief Scientific Officer | Sale+OE | 68,412 | $7.35 | $502,828.20 | -5.1% | +41.8% | +93.9% | |
| Mar 24, 2025 | ADPT Adaptive Biotechnologies Corp | Chief Scientific Officer | Sale+OE | 1,698 | $9.00 | $15,282.00 | -0.1% | +21.9% | +60.5% |