Amphastar Pharmaceuticals...
38.47
0.55 (1.45%)
At close: Jan 14, 2025, 3:59 PM
38.48
0.03%
After-hours Jan 14, 2025, 06:02 PM EST
Call Volume 13
Call Volume Ask Side 2
Call Volume Bid Side 1
Call Premium 1.79K
Net Call Premium 320
Call Open Interest 603
IV Rank 24.03
Volatility 0.83
Total Open Interest 852
Gex Ratio 0.51
Put Volume 3
Put Volume Ask Side 0
Put Volume Bid Side 3
Put Premium 870
Net Put Premium -870
Put Open Interest 249
P/C Ratio 0.23
🐻/🐂 Prem
Open Interest Change 14
IV 30d 0.36
No Options activity found

Historical AMPH Data

Date % Change P/C Volume C Volume P Volume Vol/30D 🐻/🐂 Prem Total OI % OI Change Net Prem Total Prem
01/14/2025 +1.26% 0.23 16 13 3 0.42 852 +1.67% 1.19K 2.66K
01/13/2025 +5.19% 0.03 36 35 1 0.96 838 +2.20% 985 3.81K
01/10/2025 +0.44% 0.19 31 26 5 0.83 820 -1.56% 3.29K 7.58K

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