Amphastar Pharmaceuticals... (AMPH)
NASDAQ: AMPH
· Real-Time Price · USD
26.75
0.23 (0.87%)
At close: Oct 03, 2025, 3:59 PM
27.20
1.68%
After-hours: Oct 03, 2025, 04:47 PM EDT
AMPH Open Interest Chart
Open interest breakdown by expiration date for AMPH
options contracts. Displaying data for 4
active expiration dates with future expiry.
Total open interest across all expiries is
1,261
contracts, with 1,034
call contracts and
227 put contracts.
Open Interest Table
| Expiry Date | Call OI | Put OI | P/C OI |
|---|---|---|---|
| Oct 17, 2025 | 9 | 22 | 2.44 |
| Nov 21, 2025 | 575 | 22 | 0.04 |
| Dec 19, 2025 | 369 | 156 | 0.42 |
| Mar 20, 2026 | 81 | 27 | 0.33 |