Senior insider sale
CFO, EVP & TREASURER at AMPHASTAR PHARMACEUTICALS, INC. — senior position signals high conviction
$183.9K
8.18K shares
What this filing means
PETERS WILLIAM J plans to sell 8.18K shares of AMPHASTAR PHARMACEUTICALS, INC. valued at approximately $183.9K. 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: 8/7/2026ACC: 0001969223-26-000860
DirectorOfficer· CFO, EVP & TREASURER
Since Mar 2026
8.18K
Shares to sell
$183.9K
Approx. market value
8.18K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months2
RSU Vesting
NA
3/16/2024
4.97KRSU Vesting
NA
3/15/2024
3.21KTotal acquired8.18K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
3/16/2024 | RSU Vesting NA | 4.97K | — |
3/15/2024 | RSU Vesting NA | 3.21K | — |
| Total | 8.18K | ||
Planned & Completed Dispositions1
NASDAQPlanned
Units to sell
8.18K
Market value
$183.9K
8/7/2026
Total
Units
8.18K
Value
$183.9K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
8/7/2026 | 8.18K | $183.9K | NASDAQ | Planned |
| Total | 8.18K | $183.9K | ||