Bio-Rad Laboratories, Inc. (BIO.B) Put/Call Volume History

Put/call volume ratio compares the number of put options traded to call options traded. Extreme readings can signal shifts in market sentiment relative to recent norms.

Bio-Rad Laboratories, Inc. (BIO.B) operates in the Healthcare sector, specifically the Medical - Devices industry, with a market capitalization near $8.48B, listed on NYSE, employing roughly 7,700 people, carrying a beta of 1.06 to the broader market. Bio-Rad Laboratories, Inc. Led by Norman D. Schwartz, public since 1999-09-21.

Put/call volume history tracks trading activity and sentiment over time. No recent options activity for BIO.B as of 2026-06-02; this typically reflects low options liquidity, a recently listed name, or a temporary data feed delay. Snapshot will refresh on the next active session.

Learn how options volume is reported and how to read the data →