ADPTAdaptive Biotechnologies Corp
Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-05-20.
Insider buys (90d)
$0.00
Insider sells (90d)
$4.19M
Net flow
$-4.19M
Filings
8
Buy transactions
0
Sell transactions
19
Distinct insiders
4
Last close (cached)
$16.90
as of 2026-06-05
1d return
-6.5%
5d return
+11.6%
1m return
+17.1%
Top insiders trading ADPT (90d)
Recent transactions (35)
| Filed | Txn date | Insider | Code | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-05-20 | 2026-05-18 | PISKEL KYLE Officer | Sale | 3,115 | $13.04 | $40.6K | open → |
| 2026-04-10 | 2026-04-08 | ROBINS HARLAN S Officer | Sale | 10,000 | $14.85 | $148.5K | open → |
| 2026-04-24 | 2026-04-24 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $14.02 | $267.2K | open → |
| 2026-04-24 | 2026-04-24 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-24 | 2026-04-23 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $13.74 | $261.9K | open → |
| 2026-04-24 | 2026-04-23 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-24 | 2026-04-22 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $14.13 | $269.3K | open → |
| 2026-04-24 | 2026-04-22 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-21 | 2026-04-21 | RUBINSTEIN JULIE Officer | Sale | 30,941 | $14.66 | $453.6K | open → |
| 2026-04-21 | 2026-04-21 | RUBINSTEIN JULIE Officer | Exer. | 11,881 | $12.14 | $144.2K | open → |
| 2026-04-21 | 2026-04-21 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-21 | 2026-04-20 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $14.55 | $277.3K | open → |
| 2026-04-21 | 2026-04-20 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-21 | 2026-04-17 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $14.57 | $277.7K | open → |
| 2026-04-21 | 2026-04-17 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-16 | 2026-04-16 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $14.18 | $270.3K | open → |
| 2026-04-16 | 2026-04-16 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-16 | 2026-04-15 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $14.61 | $278.5K | open → |
| 2026-04-16 | 2026-04-15 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-16 | 2026-04-14 | RUBINSTEIN JULIE Officer | Sale | 19,060 | $14.56 | $277.5K | open → |
| 2026-04-16 | 2026-04-14 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $8.46 | $124.5K | open → |
| 2026-04-13 | 2026-04-13 | RUBINSTEIN JULIE Officer | Sale | 3,338 | $14.08 | $47.0K | open → |
| 2026-04-13 | 2026-04-13 | RUBINSTEIN JULIE Officer | Sale | 15,722 | $12.95 | $203.6K | open → |
| 2026-04-13 | 2026-04-13 | RUBINSTEIN JULIE Officer | Exer. | 6,613 | $8.46 | $55.9K | open → |
| 2026-04-13 | 2026-04-13 | RUBINSTEIN JULIE Officer | Exer. | 8,109 | $7.27 | $59.0K | open → |
| 2026-04-13 | 2026-04-10 | RUBINSTEIN JULIE Officer | Sale | 400 | $13.48 | $5.4K | open → |
| 2026-04-13 | 2026-04-10 | RUBINSTEIN JULIE Officer | Sale | 18,660 | $12.75 | $237.9K | open → |
| 2026-04-13 | 2026-04-10 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $7.27 | $107.0K | open → |
| 2026-04-13 | 2026-04-09 | RUBINSTEIN JULIE Officer | Sale | 2,100 | $14.44 | $30.3K | open → |
| 2026-04-13 | 2026-04-09 | RUBINSTEIN JULIE Officer | Sale | 16,960 | $13.79 | $233.9K | open → |
| 2026-04-13 | 2026-04-09 | RUBINSTEIN JULIE Officer | Exer. | 14,722 | $7.27 | $107.0K | open → |
| 2026-04-10 | 2026-04-08 | LO FRANCIS Officer | Sale | 22,564 | $15.07 | $340.0K | open → |
| 2026-04-10 | 2026-04-08 | LO FRANCIS Officer | Exer. | 2,344 | $3.99 | $9.4K | open → |
| 2026-04-30 | 2026-04-27 | RUBINSTEIN JULIE Officer | Sale | 19,037 | $14.23 | $270.9K | open → |
| 2026-04-30 | 2026-04-27 | RUBINSTEIN JULIE Officer | Exer. | 14,707 | $8.46 | $124.4K | open → |
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