US Treasury 3 Month Bill ETF (TBIL) Volatility Skew
Implied volatility skew shows how IV varies across strike prices for a given expiration. Steeper skews indicate higher demand for downside protection relative to upside speculation.
US Treasury 3 Month Bill ETF (TBIL) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $7.09B, listed on NASDAQ, carrying a beta of -0.00 to the broader market. Under normal market conditions, the Adviser seeks to achieve the investment objective by investing at least 80% of net assets (plus any borrowings for investment purposes) in the component securities of the index. public since 2022-08-09.
Snapshot as of May 15, 2026.
- Spot Price
- $49.94
- ATM IV
- 247.5%
- IV Skew 25Δ
- 0.024
- IV Rank
- 62.3%
- IV Percentile
- 94.4%
- Term Structure Slope
- 2.524
As of May 15, 2026, US Treasury 3 Month Bill ETF (TBIL) at-the-money implied volatility is 247.5%. IV rank is 62.3% (where 0% is the 52-week low and 100% is the 52-week high). IV percentile is 94.4%. The 25-delta skew is +0.024: calls carry premium over puts, indicating upside speculation or squeeze risk. High IV rank typically favors premium-selling strategies; low IV rank favors premium-buying.
TBIL Strategy Selection at Current Volatility Levels
For US Treasury 3 Month Bill ETF options at 247.5% ATM IV, mid-range IV rank (62.3%) is the regime where directional conviction matters more than vol-regime positioning; strategy choice should follow the event calendar and the dealer-positioning view rather than IV rank alone. The 25-delta skew tilts to calls, so call-credit spreads or covered-call writes harvest more premium than put-credit spreads of the same width. Pair the vol-rank read with the dealer-gamma view and the upcoming-events calendar to confirm the strategy fits both the structural regime and the path-dependent risk. The variance risk premium - the persistent gap between implied and subsequently realized vol - is positive in equity markets on average; high IV rank typically reflects a stretch where the premium is wider than usual.
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Frequently asked TBIL volatility skew questions
- What is the current TBIL ATM implied volatility?
- As of May 15, 2026, US Treasury 3 Month Bill ETF (TBIL) at-the-money implied volatility is 247.5%. IV rank is 62.3% on a 0-100% scale anchored to the 1-year IV range. ATM IV is the volatility input that makes a Black-Scholes-equivalent model reproduce the listed at-the-money option prices.
- Is TBIL IV high or low historically?
- IV is near its 1-year median, a regime where strategy choice depends on directional conviction and event calendar rather than vol regime.
- What does TBIL volatility skew tell options traders?
- Volatility skew is the pattern by which IV varies across strikes for a given expiration. US Treasury 3 Month Bill ETF shows upside-skewed pricing: 25-delta calls trade richer than 25-delta puts, often reflecting upside speculation or squeeze risk. Skew matters for risk-defined strategy selection: when downside puts are rich, put-credit spreads capture more premium; when upside calls are rich, call-credit spreads or covered-call writes harvest more.