Chenming Hu
CIK 1316320 · last filed 2025-09-04
Chenming Hu is a corporate insider who has filed 125 SEC Form 4 insider transactions across 7 companies since 2007. The most recent filing, for AMBA, was dated Sep 4, 2025. Across all open-market trades the lifetime net is −$16.8M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $11.8M 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.
$11.77M
7
125
-$16.84M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| AMBA | Director | 29,516 | $67.78 | $2.00M | -$5.17M | 62 | 2025-09-04 |
| ACMR | Director | 100,002 | $93.95 | $9.40M | -$8.59M | 18 | 2025-03-19 |
| INPHI Corp (IPHI) Delisted | Director | 0 | $172.27 | $0 | -$199.5K | 16 | 2021-04-20 |
| FTNT | Director | 2,580 | $146.30 | $377.5K | $0 | 14 | 2020-10-01 |
| SNDK | Director | 0 | $1980.10 | $0 | -$2.88M | 10 | 2016-05-13 |
| FORM | Director | — | $139.21 | — | $0 | 2 | 2010-05-21 |
| Peraso Inc. (MOSY) Delisted | Director | — | $4.50 | — | $0 | 3 | 2009-07-24 |
Recent Filings
125 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2025-09-04 | AMBA | Grant (A) | +2,498 | $0 | EDGAR |
| 2025-03-19 | ACMR | Sell (S) | −163,308 | -$4.90M | EDGAR |
| 2024-08-30 | AMBA | Grant (A) | +3,374 | $0 | EDGAR |
| 2024-08-20 | ACMR | Grant (A) | — | $0 | EDGAR |
| 2023-09-01 | AMBA | Grant (A) | +3,218 | $0 | EDGAR |
| 2023-08-21 | ACMR | Grant (A) | — | $0 | EDGAR |
| 2023-08-14 | ACMR | Grant (A) | — | $0 | EDGAR |
| 2023-06-20 | AMBA | Grant (A) | +1,559 | $0 | EDGAR |
| 2023-03-17 | AMBA | Exer (M) | +779 | $0 | EDGAR |
| 2022-12-20 | AMBA | Exer (M) | +779 | $0 | EDGAR |