Sandisk - Common When-Issued (SNDK) options traded 91,962 contracts on October 20, 2026 (51,553 calls and 40,409 puts, a put/call ratio of 0.78), compared with a 30-day average of 194,946. Options price a move of about ±4.0% by the nearest expiration.
Data as of October 20, 2026.
A breakdown of key statistics for each option expiration listed for SNDK. 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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