Adaptive Biotechnologies Corp (ADPT) has 18 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 14 sales totalling $37.3M. Most recent filing: Sept. 18, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Sept. 18, 2026 filed Sept. 16, 2026 | LO FRANCIS Chief People Officer | −$276,254 | 326,526 | −9% | Yes | |
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| Sept. 17, 2026 filed Sept. 15, 2026 | BOBULSKY SUSAN Chief Commercial Officer, MRD | −$32,265 | 1,195 | −0% | Yes | |
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| Sept. 2, 2026 filed Aug. 31, 2026 | OWEN KATEY EINTERZ Director | $0 | 12,539 | −16% | No | |
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| Aug. 28, 2026 filed Aug. 26, 2026 | OWEN KATEY EINTERZ Director | −$249,990 | 9,615 | −11% | No | |
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| Aug. 20, 2026 filed Aug. 18, 2026 | HERSHBERG ROBERT Director | −$382,205 | 60,664 | −100% | No | |
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Showing the 5 most recent of 18 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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