# Rubinstein Julie: insider transactions

SEC CIK 1780664. Roles and transactions as reported on Form 4. Latest Form 4 filed 2026-10-26.

## Roles

| Company | Role | Transactions | First | Latest |
| --- | --- | ---: | --- | --- |
| [Adaptive Biotechnologies Corp](/companies/adpt.md) | President and COO, Officer | 12 | 2026-10-22 | 2026-10-26 |

## Transactions: 12

Every transaction reported, newest first. Codes P and S are open-market purchases and sales. Reported price is as stated on the form.

| Date | Company | Transaction | Shares | Reported price | Value | Filing |
| --- | --- | --- | ---: | ---: | ---: | --- |
| 2026-10-26 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Option exercise (M), derivative | 11,881 | $0.00 | $0 | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-26 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Sale (S) | 3,378 | $26.30 | $88.8k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-26 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Sale (S) | 8,503 | $25.94 | $220.6k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-26 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Option exercise (M) | 11,881 | $12.14 | $144.2k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-23 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Option exercise (M), derivative | 11,881 | $0.00 | $0 | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-23 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Sale (S) | 7,381 | $25.28 | $186.6k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-23 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Sale (S) | 4,500 | $24.50 | $110.3k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-23 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Option exercise (M) | 11,881 | $12.14 | $144.2k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-22 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Option exercise (M), derivative | 11,881 | $0.00 | $0 | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-22 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Sale (S) | 1,700 | $25.29 | $43.0k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-22 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Sale (S) | 10,181 | $24.38 | $248.2k | [Form 4](/filings/0001780664-26-000045.md) |
| 2026-10-22 | [Adaptive Biotechnologies Corp](/companies/adpt.md) | Option exercise (M) | 11,881 | $12.14 | $144.2k | [Form 4](/filings/0001780664-26-000045.md) |

Source: SEC EDGAR, Forms 4. Last ingested by Listed: Oct 30, 2026, 16:43 ET. No prices; not investment advice.