Senior insider sale
Chief Executive Officer at AMPRIUS TECHNOLOGIES, INC. — senior position signals high conviction
$1.01M
67.08K shares
What this filing means
STEPIEN THOMAS M plans to sell 67.08K shares of AMPRIUS TECHNOLOGIES, INC. valued at approximately $1.01M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 6/4/2026ACC: 0001950047-26-005630
DirectorOfficer· Chief Executive Officer
Since Mar 2026
67.08K
Shares to sell
$1.01M
Approx. market value
2K
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months1
Restricted Stock Vesting Under a Registered Plan
Services Rendered
5/20/2026
2KTotal acquired2K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
5/20/2026 | Restricted Stock Vesting Under a Registered Plan Services Rendered | 2K | — |
| Total | 2K | ||
Planned & Completed Dispositions4
Completed
—Completed
Units to sell
4.38K
Market value
$75.2K
5/27/2026
—Completed
Units to sell
13.78K
Market value
$203.8K
5/21/2026
—Completed
Units to sell
46.92K
Market value
$693.8K
5/21/2026
Planned — Approximate Date
NYSEPlanned
Units to sell
2K
Market value
$41.9K
6/4/2026
Total
Units
67.08K
Value
$1.01M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
5/27/2026 | 4.38K | $75.2K | — | Completed |
5/21/2026 | 13.78K | $203.8K | — | Completed |
5/21/2026 | 46.92K | $693.8K | — | Completed |
| Planned — Approximate Date | ||||
6/4/2026 | 2K | $41.9K | NYSE | Planned |
| Total | 67.08K | $1.01M | ||