PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund (MUNI) 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.

PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund (MUNI) operates in the Financial Services sector, specifically the Asset Management - Bonds industry, with a market capitalization near $2.87B, listed on AMEX, carrying a beta of 0.79 to the broader market. The Fund seeks attractive tax-exempt income, consistent with preservation of capital. public since 2009-12-15.

Snapshot as of May 15, 2026.

Spot Price
$52.03
ATM IV
2.3%
IV Skew 25Δ
0.020
IV Rank
0.3%
IV Percentile
1.2%
Term Structure Slope
0.014

As of May 15, 2026, PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund (MUNI) at-the-money implied volatility is 2.3%. IV rank is 0.3% (where 0% is the 52-week low and 100% is the 52-week high). IV percentile is 1.2%. The 25-delta skew is +0.020: 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.

MUNI Strategy Selection at Current Volatility Levels

For PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund options at 2.3% ATM IV, low IV rank (0.3%) favors premium-buying or long-vol structures: long calls or puts, debit spreads, calendar spreads, long straddles. The risk: low-rank regimes can persist for months while time decay eats premium-buyers alive. 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.

Learn how volatility skew is reported and how to read the data →

Frequently asked MUNI volatility skew questions

What is the current MUNI ATM implied volatility?
As of May 15, 2026, PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund (MUNI) at-the-money implied volatility is 2.3%. IV rank is 0.3% 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 MUNI IV high or low historically?
IV is subdued relative to its 1-year history, conditions that typically favor premium-buying strategies (long calls, long puts, debit spreads, calendar spreads).
What does MUNI volatility skew tell options traders?
Volatility skew is the pattern by which IV varies across strikes for a given expiration. PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund 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.