Mereo Biopharma Group PLC - American Depositary Shares (MREO) options traded 1,618 contracts on October 27, 2026 (1,616 calls and 2 puts, a put/call ratio of 0.00), compared with a 30-day average of 482. Options price a move of about ±5.1% by the nearest expiration.
Data as of October 27, 2026.
A breakdown of key statistics for each option expiration listed for MREO. View implied volatility, volatility skew, volume, open interest, straddle premiums, and liquidity -- including bid/ask spread and NBBO bid/ask sizes. Includes links to the option chain, as well as numerous detailed charts.
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