| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
10% Owner
1 company
Amprius, Inc. last filed a Form 4 in October 2024, as 10% Owner at AMPX.
Our model assigns Amprius, Inc. a middling insider score of 56/100, based on 5 past trades. Over a 12-month horizon, 60.0% of those trades were profitable, with an average 12-month return of -9.1%.
At the last filing, the largest reported position was 2,500,071 shares of AMPX. The AMPX filings lean toward selling, a net 319,555 shares.
Amprius, Inc. has 3 Form 4 filings on record from December 2023 to October 2024, all as 10% Owner at Amprius Technologies (AMPX), 2023–2024.
The 7 reported transactions were 5 open-market sales and 2 other transactions.
Counted by filing, the open-market trades come to no purchases and 2 sales worth about $1.1M.
The largest open-market sale was 300,000 shares of AMPX at an average $3.57 on December 15, 2023, about $1.1M. Twelve months later AMPX was down 51%.
Neither of the two sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
Shares as reported in the last Form 4 for each company; the most recent is from October 2024. Values use today's prices. Any trades after the last filing were not reported, so current holdings may differ.