Chu Steven
Insider CIK 1296381 · ZY Director · AMPX Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| AMPX Amprius Technologies, Inc. | A Award | 2026-06-12 | 2026-06-16 | 10,423 | — | $0 | 137,762 | SEC↗ |
| AMPX Amprius Technologies, Inc. | M Exercise deriv | 2026-03-12 | 2026-03-12 | 86,143 | $2.61 | $224.8K | 184,108 | SEC↗ |
| AMPX Amprius Technologies, Inc. | M Exercise deriv | 2026-03-12 | 2026-03-12 | 69,422 | $0.62 | $43.0K | 0 | SEC↗ |
| AMPX Amprius Technologies, Inc. | S Sale | 2026-03-12 | 2026-03-12 | 5,565 | $18.53 | $103.1K | 127,339 | SEC↗ |
| AMPX Amprius Technologies, Inc. | M Exercise | 2026-03-12 | 2026-03-12 | 69,422 | $0.62 | $43.0K | 282,904 | SEC↗ |
| AMPX Amprius Technologies, Inc. | M Exercise | 2026-03-12 | 2026-03-12 | 86,143 | $2.61 | $224.8K | 213,482 | SEC↗ |
| AMPX Amprius Technologies, Inc. | S Sale | 2026-03-12 | 2026-03-12 | 100,000 | $18.65 | $1.86M | 182,904 | SEC↗ |
| AMPX Amprius Technologies, Inc. | S Sale | 2026-03-12 | 2026-03-12 | 50,000 | $18.21 | $910.5K | 132,904 | SEC↗ |
| AMPX Amprius Technologies, Inc. | M Exercise deriv | 2026-03-10 | 2026-03-12 | 104,132 | $0.62 | $64.6K | 69,422 | SEC↗ |
| AMPX Amprius Technologies, Inc. | S Sale | 2026-03-10 | 2026-03-12 | 166,632 | $17.92 | $2.99M | 127,339 | SEC↗ |
| AMPX Amprius Technologies, Inc. | M Exercise | 2026-03-10 | 2026-03-12 | 104,132 | $0.62 | $64.6K | 293,971 | SEC↗ |
| AMPX Amprius Technologies, Inc. | A Award | 2025-06-13 | 2025-06-17 | 44,444 | — | $0 | 189,839 | SEC↗ |
| AMPX Amprius Technologies, Inc. | A Award deriv | 2024-10-23 | 2024-10-25 | 173,554 | — | $0 | 173,554 | SEC↗ |
| AMPX Amprius Technologies, Inc. | A Award deriv | 2024-10-23 | 2024-10-25 | 173,554 | — | $0 | 173,554 | SEC↗ |
| AMPX Amprius Technologies, Inc. | A Award | 2024-06-07 | 2024-06-07 | 125,000 | — | $0 | 145,395 | SEC↗ |
| AMPX Amprius Technologies, Inc. | A Award | 2023-06-09 | 2023-06-12 | 17,895 | — | $0 | 20,395 | SEC↗ |
| ZY Zymergen Inc. | D To issuer deriv | 2022-10-19 | 2022-10-19 | 132,333 | — | $0 | 0 | SEC↗ |
| ZY Zymergen Inc. | D To issuer deriv | 2022-10-19 | 2022-10-19 | 33,333 | — | $0 | 0 | SEC↗ |
| ZY Zymergen Inc. | D To issuer | 2022-10-19 | 2022-10-19 | 50,000 | — | $0 | 0 | SEC↗ |
| AMPX Amprius Technologies, Inc. | A Award deriv | 2022-09-14 | 2022-09-16 | 270,251 | — | $0 | 270,251 | SEC↗ |
| ZY Zymergen Inc. | A Award | 2022-06-02 | 2022-06-06 | 50,000 | — | $0 | 50,000 | SEC↗ |