Sun Kang Insider Trading Activity
Sun Kang has been net-selling over the last 12 months with 0 purchases and 12 sales across 1 company.
AMPX is the most-traded position with 12 trades. The largest single transaction was a sale of AMPX for $19.7M on Apr 1, 2026.
Performance Scorecard
Forward stock performance after each transaction by Sun Kang. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -19.6% | 36% | 11 |
| 90 days | — | -51.7% | 14% | 7 |
| 120 days | — | -62.0% | 0% | 6 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersAMPX · Amprius Technologies, Inc.
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Upgrade to ProRecent Trades
| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| May 21, 2026 | AMPX | Sell | 67,796 | $14.79 | $1.0M | Director |
| Apr 1, 2026 | AMPX | Sell | 1,250,963 | $15.73 | $19.7M | Director |
| Apr 1, 2026 | AMPX | Sell | 249,037 | $16.78 | $4.2M | Director |
| Mar 23, 2026 | AMPX | Sell | 152,823 | $18.69 | $2.9M | Director |
| Mar 23, 2026 | AMPX | Sell | 65,046 | $19.06 | $1.2M | Director |
| Feb 23, 2026 | AMPX | Sell | 61,251 | $10.16 | $622K | Director |
| Jan 20, 2026 | AMPX | Sell | 43,185 | $11.03 | $476K | Director |
| Jan 16, 2026 | AMPX | Sell | 950,548 | $11.07 | $10.5M | Director |
| Jan 12, 2026 | AMPX | Sell | 506,267 | $10.10 | $5.1M | Director |
| Nov 21, 2025 | AMPX | Sell | 68,655 | $10.08 | $692K | CEO |
| Nov 17, 2025 | AMPX | Sell | 1,000,000 | $10.60 | $10.6M | CEO |
| Aug 21, 2025 | AMPX | Sell | 65,654 | $6.82 | $448K | CEO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| AMPX | Amprius Technologies, Inc. | 12 | $57.4M |
Other insiders at Amprius Technologies, Inc.
2 other tracked filers at AMPX.