Form 4 filings across 2 companies. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$7.6M
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 4 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 10 most recent Form 4 transactions.
| Mar 12 | AMPX | Amprius Technologies, Inc. | SSELL | 130,646 | $18.22 | $2.4M | -74.6% | Open the original filing on SEC.gov |
| Mar 12 | AMPX | Amprius Technologies, Inc. | SSELL | 282,500 | $18.55 | $5.2M | -61.7% | Open the original filing on SEC.gov |
| Mar 12 | AMPX | Amprius Technologies, Inc. | MEXER | 270,251 | $2.61 | $705.4K | +144.3% | Open the original filing on SEC.gov |
| Feb 18 | AMBQ | Ambiq Micro, Inc. | MEXER◆ | 238,931 | — | — | — | Open the original filing on SEC.gov |
| Feb 18 | AMBQ | Ambiq Micro, Inc. | MEXER | 238,931 | $12.60 | $3M | +60.5% | Open the original filing on SEC.gov |
| Jul 31, 2025 | AMBQ | Ambiq Micro, Inc. | CCONV◆ | 394,989 | — | — | — | Open the original filing on SEC.gov |
| Jul 31, 2025 | AMBQ | Ambiq Micro, Inc. | CCONV | 394,989 | — | — | — | Open the original filing on SEC.gov |
| Jun 13, 2025 | AMPX | Amprius Technologies, Inc. | AGRANT | 44,444 | — | — | +31.1% | Open the original filing on SEC.gov |