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 | — | -17.6% | 42% | 12 |
| 90 days | — | -25.7% | 45% | 11 |
| 120 days | — | -36.3% | 22% | 9 |
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 | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
May 21, 2026 Filed 3d late | AMPX | Sell | 67,796 | $14.79 | $1.0M | −5.0% | Director | |
Apr 1, 2026 | AMPX | Sell | 1,250,963 | $15.73 | $19.7M | −44.0% | Director | |
Apr 1, 2026 | AMPX | Sell | 249,037 | $16.78 | $4.2M | −15.6% | Director | |
Mar 23, 2026 | AMPX | Sell | 152,823 | $18.69 | $2.9M | −55.7% | Director | |
Mar 23, 2026 | AMPX | Sell | 65,046 | $19.06 | $1.2M | −53.6% | Director | |
Feb 23, 2026 | AMPX | Sell | 61,251 | $10.16 | $622K | −4.4% | Director | |
Jan 20, 2026 | AMPX | Sell | 43,185 | $11.03 | $476K | −3.0% | Director | |
Jan 16, 2026 | AMPX | Sell | 950,548 | $11.07 | $10.5M | −40.4% | Director | |
Jan 12, 2026 | AMPX | Sell | 506,267 | $10.10 | $5.1M | −26.5% | Director | |
Nov 21, 2025 | AMPX | Sell | 68,655 | $10.08 | $692K | −4.7% | CEO | |
Nov 17, 2025 | AMPX | Sell | 1,000,000 | $10.60 | $10.6M | −40.4% | CEO | |
Aug 21, 2025 | AMPX | Sell | 65,654 | $6.82 | $448K | −4.3% | 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.