Updated Jul 16, 2026 · Last SEC filing 2026-06-30
Astrana Health, Inc. (ASTH) has filed 8 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-30. 6 Form 8-K material event filings were reported by ASTH in the last 90 days. InsiderAlpha tracks every ASTH SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Services-Management Consulting Services (SIC 8742) |
|---|---|
| SEC CIK | 0001083446 |
| Form 4 filings (90d) | 8 |
|---|---|
| Form 8-K filings (90d) | 6 |
| Latest Form 4 filing | 2026-06-30 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Sim Brandon | CEO and President | F — Tax withholding / forfeiture | 1.1K | $44.51 | $49K | SEC | |
| Dai, Weili | Director | A — Grant or award | 4.5K | $0.00 | — | SEC | |
| Kitayama Mitchell W | Director | A — Grant or award | 5.0K | $0.00 | — | SEC | |
| Marsh Linda | Director | A — Grant or award | 4.5K | $0.00 | — | SEC | |
| Chiang John | Director | A — Grant or award | 4.5K | $0.00 | — | SEC | |
| Mazdyasni Matthew | Director | A — Grant or award | 4.5K | $0.00 | — | SEC | |
| Schmidt David | Director | A — Grant or award | 4.5K | $0.00 | — | SEC | |
| Basho Chandan | COO and CFO | F — Tax withholding / forfeiture | 8.2K | $38.26 | $312K | SEC | |
| Basho Chandan | COO and CFO | F — Tax withholding / forfeiture | 3.9K | $29.07 | $113K | SEC | |
| Sim Kenneth T. | Executive Chairman | A — Grant or award | 100.0K | $0.00 | — | SEC | |
| Lam Thomas S. | Director | A — Grant or award | 41.7K | $0.00 | — | SEC | |
| Sim Brandon | CEO and President | A — Grant or award | 201.1K | $0.00 | — | SEC | |
| Basho Chandan | COO and CFO | F — Tax withholding / forfeiture | 2.1K | $25.05 | $52K | SEC | |
| Kumar Dinesh M. | Chief Medical Officer | F — Tax withholding / forfeiture | 58.0K | $24.51 | $1.42M | SEC | |
| Kumar Dinesh M. | Chief Medical Officer | A — Grant or award | 35.3K | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Astrana Health, Inc. (ASTH). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Basho Chandan | 1 | $312K |
| Chiang John | 1 | — |
| Schmidt David | 1 | — |
| Kitayama Mitchell W | 1 | — |
| Dai, Weili | 1 | — |
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in ASTH insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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