Brandon Sim
CIK 1813532 · CEO and President · last filed 2026-04-08
Brandon Sim is a CEO and President who has filed 26 SEC Form 4 insider transactions across 3 companies since 2020. The most recent filing, for ASTH, was dated Apr 8, 2026. Across all open-market trades the lifetime net is +$406.2K, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $63.3M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$63.31M
3
26
$406.2K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ASTH | CEO and President | 1,639,201 | $38.62 | $63.31M | $0 | 7 | 2026-04-08 |
| CDIOW | Director | 62,793 | $0.02 | $1.2K | $0 | 5 | 2024-01-02 |
| Astrana Health, Inc. (AMEH) Delisted | Co-Chief Executive Officer | 1,161,444 | $40.82 | $47.41M | $406.2K | 14 | 2023-05-25 |
Recent Filings
26 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-08 | ASTH | Grant (A) | +201,056 | $0 | EDGAR |
| 2026-02-03 | ASTH | Exer (M) | +21,334 | $495.8K | EDGAR |
| 2025-03-07 | ASTH | Mixed | +39,847 | -$2.88M | EDGAR |
| 2024-11-12 | ASTH | Grant (A) | +34,386 | $0 | EDGAR |
| 2024-10-04 | ASTH | Tax (F) | −2,626 | -$152.0K | EDGAR |
| 2024-04-19 | ASTH | Tax (F) | −37,957 | -$1.59M | EDGAR |
| 2024-04-04 | ASTH | Grant (A) | +86,305 | $0 | EDGAR |
| 2024-01-02 | CDIOW | Exer (M) | +5,020 | $12.5K | EDGAR |
| 2023-10-04 | CDIOW | Exer (M) | +36,765 | $12.5K | EDGAR |
| 2023-10-03 | CDIOW | Exer (M) | +36,765 | $12.5K | EDGAR |