State Street SPDR Bloomberg 1-3 Month T-Bill ETF

BILAMEX · USD
91.46USD+0.03 (+0.04%)

State Street SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) Implied Volatility Current

BIL's 30 day implied volatility is 20.79%, with an IV Rank of 85.52%. This is a high IV Rank versus the past year, meaning State Street SPDR Bloomberg 1-3 Month T-Bill ETF options are relatively expensive and currently favor sellers. BIL's 30 day historical volatility sits at 1.23%, which means implied volatility is running 19.56 points above historical volatility, as of Nov 5, 2026.

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Tracking BIL implied volatility helps you spot when State Street SPDR Bloomberg 1-3 Month T-Bill ETF options are historically cheap or expensive, and where the best trades are hiding. When BIL IV rises, premiums increase and sellers get more attractive pricing, and when it drops, buyers find cheaper contracts. Use our scanner to monitor BIL implied volatility current levels in real time and filter for high probability trades.

Implied volatility is derived from option prices and represents the annualized expected move of a stock. Tracking BIL IV rank helps you see whether BIL's implied volatility is historically high or low, since IV rank compares today's reading against the past year's range. A high rank signals relatively expensive premiums and tends to favor sellers, a low rank signals relatively cheap premiums and tends to favor buyers.

The State Street SPDR Bloomberg 1-3 Month T-Bill ETF seeks to provide investment results that, before fees and expenses, correspond generally to the price and yield performance of the Bloomberg 1-3 Month U.S. Treasury Bill Index (the "Index")Seeks to provide exposure to publicly issued U.S. Treasury Bills that have a remaining maturities between 1 and 3 monthsShort duration fixed income is less exposed to fluctuations in interest rates than longer duration securitiesRebalanced on the last business day of the month

Implied Volatility

IV Rank
85.52%IV Rank
High

IV is highly elevated. Premiums are expensive, strongly favoring sellers.

Implied Volatility (30d)20.79%

IV Rank85.52%

Historical Volatility (30d)1.23%

IV Minus HV+19.56%

As of Nov 5, 2026

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