Amphastar Pharmaceuticals Inc
Amphastar Pharmaceuticals Inc (AMPH) Implied Volatility Current
AMPH's 30 day implied volatility is 65.61%, with an IV Rank of 45.63%. This is an average IV Rank versus the past year, meaning Amphastar Pharmaceuticals Inc options are fairly priced and currently offer no clear edge to buyers or sellers. AMPH's 30 day historical volatility sits at 30.60%, which means implied volatility is running 35.01 points above historical volatility, as of Nov 13, 2026.
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Tracking AMPH implied volatility helps you spot when Amphastar Pharmaceuticals Inc options are historically cheap or expensive, and where the best trades are hiding. When AMPH IV rises, premiums increase and sellers get more attractive pricing, and when it drops, buyers find cheaper contracts. Use our scanner to monitor AMPH implied volatility current levels in real time and filter for high probability trades.
Implied volatility is derived from option prices and represents the annualized expected move of a stock. Tracking AMPH IV rank helps you see whether AMPH's implied volatility is historically high or low, since IV rank compares today's reading against the past year's range. A high rank signals relatively expensive premiums and tends to favor sellers, a low rank signals relatively cheap premiums and tends to favor buyers.
Amphastar Pharmaceuticals, Inc., a bio-pharmaceutical company, develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal products in the United States, China, and France. The company operates through two segments, Finished Pharmaceutical Products and API. It offers Primatene Mist, an over-the-counter epinephrine inhalation product for the temporary relief of mild symptoms of intermittent asthma; Enoxaparin, a low molecular weight heparin to prevent and treat deep vein thrombosis; Naloxone for opioid overdose; Glucagon for injection emergency kit; and Cortrosyn, a lyophilized powder for use as a diagnostic agent in the screening of patients with adrenocortical insufficiency.
Implied Volatility
IV is slightly elevated. Premiums are richer, leaning toward sellers.
As of Nov 13, 2026
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