Sun Kang
SEC CIK 1476220 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| AMPX | Amprius Technologies, Inc. | See Remarks, Dir | 1.22M | — | $58.51M | 23 | 2024-03-19 | 2026-08-21 |
Most active insiders at AMPX, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Sun Kang | Dir | — | $57.63M |
| 2 | Stefan Constantin Ionel | CTO | — | $10.69M |
| 3 | HSIEH Wen Hsuan | Dir | — | $7.62M |
| 4 | Chu Steven | Dir | — | $5.86M |
| 5 | DIXON DONALD R | Dir | — | $2.54M |
| 6 | Stepien Thomas M | Pres, Dir | — | $1.34M |
| 7 | RODRIGUEZ RICARDO C. | CFO | — | — |
| 8 | SATTERTHWAITE LIVINGSTON | Dir | — | — |
| 9 | BAYLESS KATHLEEN A | Dir | — | — |
Transactions 23
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-25 17:22 | 2026-08-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale | $10.34 | -62.1K | 1.22M | -5% | -$642.2K | |
| 2026-05-28 18:24 | 2026-05-27 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale | $17.19 | -356 | 1.28M | -0.0% | -$6,121 | |
| 2026-05-26 19:31 | 2026-05-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale | $14.79 | -67.8K | 1.28M | -5% | -$1.00M | |
| 2026-05-07 16:51 | 2026-05-05 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | A - Grant | $0.00 | +6,250 | 1.35M | +0.5% | $0 | |
| DM | 2026-04-02 16:51 | 2026-04-01 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | M - OptEx | $2.02 | +1.50M | 2.84M | +112% | +$3.03M |
| DM | 2026-04-02 16:51 | 2026-04-01 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale+OE | $15.91 | -1.50M | 1.34M | -53% | -$23.86M |
| MI | 2026-03-24 | 2026-03-23 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale | $18.80 | -217.9K | 121.5K | -64% | -$4.10M |
| 2026-02-24 | 2026-02-23 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale | $10.16 | -61.3K | 1.34M | -4% | -$622.3K | |
| DM | 2026-01-20 | 2026-01-16+ | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale+OE | $11.07 | -993.7K | 1.40M | -41% | -$11.00M |
| DM | 2026-01-20 | 2026-01-16+ | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | M - OptEx | $2.40 | +993.7K | 2.35M | +73% | +$2.38M |
| D | 2026-01-14 | 2026-01-12 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | S - Sale+OE | $10.10 | -506.3K | 1.40M | -27% | -$5.11M |
| DM | 2026-01-14 | 2026-01-12 | AMPX | Amprius Technologies, Inc. | Sun Kang | Dir | M - OptEx | $1.80 | +506.3K | 1.91M | +36% | +$913.3K |
| 2025-11-25 | 2025-11-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | S - Sale | $10.08 | -68.7K | 1.40M | -5% | -$692.0K | |
| DM | 2025-11-19 | 2025-11-17 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | M - OptEx | $0.2781 | +1.00M | 2.40M | +71% | +$278.1K |
| D | 2025-11-19 | 2025-11-17 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | S - Sale+OE | $10.60 | -1.00M | 1.47M | -40% | -$10.60M |
| 2025-08-25 | 2025-08-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | S - Sale | $6.82 | -65.7K | 1.47M | -4% | -$447.8K | |
| 2025-05-23 | 2025-05-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | S - Sale | $2.43 | -69.8K | 1.81M | -4% | -$169.6K | |
| 2025-03-21 | 2025-03-19 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | A - Grant | $0.00 | +599.4K | 1.88M | +47% | $0 | |
| 2025-02-24 | 2025-02-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | S - Sale | $3.13 | -34.4K | 1.28M | -3% | -$107.5K | |
| 2024-11-22 | 2024-11-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | S - Sale | $1.96 | -33.8K | 1.32M | -3% | -$66.2K | |
| 2024-08-22 | 2024-08-21 | AMPX | Amprius Technologies, Inc. | Sun Kang | CEO, Dir | S - Sale | $1.04 | -33.3K | 1.35M | -2% | -$34.7K | |
| M | 2024-05-24 | 2024-05-21+ | AMPX | Amprius Technologies, Inc. | Sun Kang | See Remarks, Dir | S - Sale | $1.34 | -35.6K | 1.40M | -2% | -$47.8K |
| 2024-03-19 | 2024-03-19 | AMPX | Amprius Technologies, Inc. | Sun Kang | See Remarks, Dir | A - Grant | $0.00 | +1.42M | 1.42M | New | $0 |
Purchase Sale Sale after option exercise All abbreviations