FONAR Corporation (FONR) 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.

FONAR Corporation (FONR) operates in the Healthcare sector, specifically the Medical - Devices industry, with a market capitalization near $117.3M, listed on NASDAQ, employing roughly 520 people, carrying a beta of 0.96 to the broader market. FONAR Corporation, together with its subsidiaries, engages in the research, development, production, and marketing of magnetic resonance imaging (MRI) scanners for the detection and diagnosis of human diseases in the United States. Led by Timothy R. Damadian, public since 1981-10-29.

Put/call volume history tracks trading activity and sentiment over time. No recent options activity for FONR 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 →