Amprius Technologies, Inc. — insider transactions
9 transactions on record · CIK 1899287
Aggregates
computed from the filings belowPurchases, 12m
0
count of open-market buys
Sales, 12m
9
count of open-market sales
Buy / sell ratio, 12m
0.00
purchases per sale
Distinct insiders, 12m
3
Bought, 3m
$0
Sold, 3m
$1.3M
Median disclosure lag
0.0 d
trade date to filing date
Largest single trade, 24m
$642.2K
2026-08-21
Director share, 12m
88.9%
of transactions where role is stated
Current run
9 sells
consecutive same-direction transactions
Net 3m flow
-$1.3M
purchases minus sales
Total on record
9
Transactions
9 most recent shown| Disclosed | Traded | Lag, d | Insider | Role | Transaction | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|---|---|
| 2026-08-25 | 2026-08-21 | 4 | Stepien Thomas M | Director, Chief Executive Officer | Open market sale | 23,529 | $10.34 | $243.3K | filing |
| 2026-08-25 | 2026-08-25 | 0 | Stepien Thomas M | Director, Chief Executive Officer | Gift | 5,000 | $0.00 | — | filing |
| 2026-08-25 | 2026-08-25 | 0 | Stepien Thomas M | Director, Chief Executive Officer | Grant or award | 346 | $0.00 | — | filing |
| 2026-08-25 | 2026-08-21 | 4 | Stefan Constantin Ionel | Chief Technology Officer | Open market sale | 29,681 | $10.34 | $306.9K | filing |
| 2026-08-25 | 2026-08-25 | 0 | Stepien Thomas M | Director, Chief Executive Officer | Gift | 5,000 | $0.00 | — | filing |
| 2026-08-25 | 2026-08-25 | 0 | Stepien Thomas M | Director, Chief Executive Officer | Gift | 346 | $0.00 | — | filing |
| 2026-08-25 | 2026-08-21 | 4 | Sun Kang | Director | Open market sale | 62,101 | $10.34 | $642.2K | filing |
| 2026-08-25 | 2026-08-24 | 1 | Stepien Thomas M | Director, Chief Executive Officer | Open market sale | 8,000 | $10.03 | $80.2K | filing |
| 2026-08-25 | 2026-08-25 | 0 | Stepien Thomas M | Director, Chief Executive Officer | Gift | 5,000 | $0.00 | — | filing |