An option chain lists every call and put for a stock, with prices, volume, open interest, and Greeks for each strike and expiration date.

As of Nov 4, 2026, Bio-Rad Laboratories Inc.Class A (BIO) had 392 listed option contracts across 5 expiration dates, from Nov 20, 2026 to Jun 17, 2027.

Bio-Rad Laboratories Inc.Class A had 5 expiration dates as of Nov 4, 2026, 1 of them weekly. The nearest was Nov 20, 2026 and the furthest Jun 17, 2027.

19 Bio-Rad Laboratories Inc.Class A option contracts traded on Nov 4, 2026, and open interest was 400 contracts. Over the past 30 days, volume averaged 181 contracts per day. The BIO option volume chart shows volume by strike and expiration date.

Bio-Rad Laboratories Inc.Class A IV rank is 16, so its 30-day implied volatility of 50.1% is near the bottom of its one-year range. Over the past year it ranged from 26.6% on Sep 3, 2026 to 176.2% on Jan 16, 2026. See the BIO implied volatility history for a longer view.

Bio-Rad Laboratories, headquartered in Hercules, California, develops, manufactures, and sells products and solutions for the clinical diagnostics and life sciences markets.