| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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Chief Technology Officer
2 companies
Stefan Constantin Ionel is a Chief Technology Officer at AMPX, with reported holdings spanning 2 companies. Recent filings cover 0 purchases and 16 sales. Those positions are worth an estimated $15.2M at current prices.
Our model assigns Stefan Constantin Ionel a middling insider score of 54/100, based on 11 past trades. Over a 12-month horizon, 25.0% of those trades were profitable, with an average 12-month return of -50.2%.
Stefan Constantin Ionel's largest disclosed position is in AMPX as Chief Technology Officer, worth about $11.4M. The recent filings there lean toward selling, a net 378,638 shares.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| May 22, 2024 | AMPX Amprius Technologies, Inc. | Chief Technology Officer | Sell | 9,393 | $1.34 | $12,587.18 | -1.2% | -26.7% | +72.6% | |
| Sep 15, 2023 | AMPX Amprius Technologies, Inc. | Chief Technology Officer | Sell | 80,000 | $3.75 | $300,218.16 | -46.2% | -10.4% | -77.5% |