ZHOU RONG (SENIOR EVP, PRODUCTION CENTER) sold 1.8% of their position (3.19K shares) of AMPHASTAR PHARMACEUTICALS, INC. on the open market
Open‑market sale worth $75.3K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 9/3/2026ACC: 0001645326-26-000012
Officer· SENIOR EVP, PRODUCTION CENTER
Since Mar 2026
-3.19K
Net shares
Net seller
$75.3K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
3.19K disposed
Non-Derivative Transactions1
Common Stock
Direct
Shares
−3.19K
Price / share
$23.63
Trade value
$75.31K
% of position
1.8%
9/2/2026
172.39K→169.20K
Total
Net shares
−3.19K
Net value
-$75.31K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 9/2/2026 | S · Sale | −3.19K | $23.63 | $75.31K | 1.8% | 172.39K | 169.20K |
| Total | −3.19K | -$75.31K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)2
Common Stock
IndirectShares owned5K
Common Stock
IndirectShares owned99.67K
Total
104.67K indirect104.67K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 5K | Indirect |
| Common Stock | 99.67K | Indirect |
| Total | 104.67K | 104.67K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported