State Street SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) options traded 2,008 contracts on November 6, 2026 (1,964 calls and 44 puts, a put/call ratio of 0.02), compared with a 30-day average of 77. Options price a move of about ±0.1% by the nearest expiration.
Data as of November 6, 2026.
A breakdown of key statistics for each option expiration listed for BIL. 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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