PETERSEN FLOYD F. sold 5.5% of their position (4.16K shares) of AMPHASTAR PHARMACEUTICALS, INC. on the open market
Open‑market sale worth $107.5K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 12/15/2025ACC: 0001611286-25-000011
Director
Since Dec 2018
-4.16K
Net shares
Net seller
$107.5K
Total sold
2
Open market trades
0B · 2S
2
Total transactions
4.16K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
−1.74K
Price / share
$25.69
Trade value
$44.62K
% of position
2.3%
12/11/2025
75.53K→73.79K
Common Stock
Direct
Shares
−2.43K
Price / share
$25.92
Trade value
$62.89K
% of position
3.3%
12/12/2025
73.79K→71.37K
Total
Net shares
−4.16K
Net value
-$107.51K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 12/11/2025 | S · Sale | −1.74K | $25.69 | $44.62K | 2.3% | 75.53K | 73.79K |
| Common Stock Direct | 12/12/2025 | S · Sale | −2.43K | $25.92 | $62.89K | 3.3% | 73.79K | 71.37K |
| Total | −4.16K | -$107.51K | ||||||
Derivative Transactions0
No derivative transactions reported