Ker Zhang
Director at Ambiq Micro, Inc. (AMBQ)
Purchase track record
Not enough history. Based on 0 purchases with a full 90 days of price history.
—
Avg. 90-day return—
vs. S&P 500—
Beat the market—
Paper profit on buys$0
Total bought / sold$0 / $645K
Reported trades
| Filed | Stock | Type | Shares | Price | Value | Since |
|---|---|---|---|---|---|---|
| Sep 15SEC | AMBQAmbiq Micro, Inc. | Sell | 9,10021,266 held (−30%) | $63.39 | $577K | -21.3% |
| Sep 15SEC | AMBQAmbiq Micro, Inc. | Sell | 90020,366 held (−4%) | $63.95 | $58K | -22.0% |
| Sep 9SEC | AMBQAmbiq Micro, Inc. | Sell | 18530,366 held (−1%) | $56.92 | $11K | -12.4% |
- Sell
Director Ker Zhang sold $577K of AMBQ at $63.39 — cuts the stake by 30%.