QuidelOrtho Corp
QuidelOrtho Corp (QDEL) Historical Volatility
QDEL's 30 day historical volatility is 70.45%, in the 27th percentile of readings over the past year. This is a low percentile, meaning QuidelOrtho Corp shares have been calmer than usual. QDEL's 30 day implied volatility sits at 137.58%, with an IV Rank of 97.62%, leaving IV 67.13 points above historical volatility. This means options are pricing in more movement than the stock has actually delivered, as of Nov 3, 2026.
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Tracking QDEL historical volatility helps you see how much QuidelOrtho Corp's stock price has actually moved, giving you a baseline for whether option premiums look fair, cheap, or expensive. While implied volatility shows what the market expects, QDEL's HV, also known as realized volatility, shows what actually happened. Use our scanner to monitor QDEL 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.
Historical volatility is the annualized standard deviation of a stock's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. QDEL's 30 day historical volatility, or QDEL HV, is one of the most widely watched readings because it balances responsiveness with stability. Comparing QDEL's HV to its implied volatility reveals the volatility risk premium. When IV sits well above HV, options are pricing in more movement than the stock has actually delivered, giving option sellers an edge. When HV runs hot relative to IV, options are pricing in less movement than the stock has delivered, and buyers may be underpaying for it.
QuidelOrtho Corporation focuses on the development and manufacture of diagnostic testing technologies across the continuum of healthcare testing needs. The company operates through Labs, Transfusion Medicine, Point-of-Care, and Molecular Diagnostics business units. The Labs business unit provides clinical chemistry laboratory instruments and tests that measure target chemicals in bodily fluids for the evaluation of health and the clinical management of patients; immunoassay laboratory instruments and tests, which measure proteins as they act as antigens in the spread of disease, antibodies in the immune response spurred by disease, or markers of proper organ function and health; testing products to detect and monitor disease progression across a spectrum of therapeutic areas; and specialized diagnostic solutions.
Historical Volatility
Historical movement is subdued versus the past year. The stock has been unusually quiet.
As of Nov 3, 2026
As of Nov 3, 2026
As of Nov 3, 2026
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