ProShares - Ultra SmallCap600 (SAA) Probability Analysis

Probability analysis extracts the risk-neutral probability distribution implied by option prices. It shows the market-implied likelihood of the underlying reaching various price levels by expiration.

ProShares - Ultra SmallCap600 (SAA) operates in the Financial Services sector, specifically the Asset Management - Leveraged industry, with a market capitalization near $43.0M, listed on AMEX, carrying a beta of 2.36 to the broader market. ProShares Ultra SmallCap600 seeks daily investment results, before fees and expenses, that correspond to two times (2x) the daily performance of the S&P SmallCap 600. public since 2007-01-25.

Snapshot as of May 29, 2026.

Spot Price
$33.46
ATM IV
34.1%
IV Rank
8.6%
IV Percentile
1.6%
HV 20-Day
29.5%
IV Skew 25Δ
0.062

As of May 29, 2026, ProShares - Ultra SmallCap600 (SAA) at $33.46 has an ATM IV of 34.1%, implying a 30-day one-standard-deviation range of approximately ±$3.27. IV rank is 8.6% (subdued, distribution priced tighter than usual). IV percentile is 1.6%. The 25-delta skew is +0.062: upside tail priced richer than downside, biasing probability mass above spot. Under lognormal assumptions roughly 68% of outcomes fall within ±1σ and 95% within ±2σ; risk-neutral probability analysis refines this by extracting the market-implied distribution directly from options prices, capturing the fat tails that real markets exhibit.

How SAA probability analysis Data Feeds Strategy Selection

Strategy selection on ProShares - Ultra SmallCap600 options does not derive from any single metric in isolation. The probability analysis view above sits inside a broader read: ATM IV currently sits at 34.1% and dealer gamma exposure is negative, so dealer hedging amplifies directional moves. Combine the probability analysis data here with the volatility-skew surface, dealer-gamma exposure, max-pain level, and upcoming-events calendar to build a positioning thesis. Risk-defined structures (credit spreads, debit spreads, iron condors) are usually safer than naked positions while the regime is uncertain; the data on this page anchors the inputs but does not by itself constitute a trade thesis.

How to read the SAA probability distribution

The probability cone above is the option-market-implied distribution of where ProShares - Ultra SmallCap600 spot could end up at expiration. It's derived from the implied-volatility surface via a risk-neutral pricing transformation, not from historical realized returns. With ATM IV at 34.1% and spot at $33.46, the 1σ band is approximately ±11.8% over a 30-day horizon. Recent realized HV-20 of 29.5% runs 4.6 vol points below the current implied, suggesting the chain is pricing more dispersion than the underlying has been delivering.

SAA risk-neutral vs real-world probabilities

The probabilities derived from option prices reflect the market's risk-adjusted view, not the realized statistical distribution. Risk-neutral probabilities include the equity risk premium and skew preferences priced into options, so they tend to overstate tail probability and understate upside drift relative to actually-realized outcomes. For probability-of-touch calculations and assignment-risk modeling, risk-neutral is the right benchmark. For position-sizing your own conviction, blend with realized-volatility-based statistics from the HV columns.

Trading the SAA distribution

Probability-driven strategies aim to capture mispricings between the implied distribution and your own probability assessment. Premium-selling structures (credit spreads, iron condors, cash-secured puts) profit when the implied distribution overprices tail probability relative to realized; premium-buying (debit spreads, long calls/puts, long straddles) profits in the reverse. With SAA IV rank at 8.6%, the chain is pricing tighter tails than recent realized history; buyers get cheaper optionality but need a real catalyst to monetize. Always pair probability-driven strategy selection with a stop loss or wing-defined risk - the implied distribution is a snapshot, and regime shifts can invalidate it intraday.

Learn how risk-neutral density is reported and how to read the data →

Frequently asked SAA probability analysis questions

What is the SAA 30-day expected price range?
As of May 29, 2026, with SAA at $33.46 and ATM IV at 34.1%, the implied 30-day one-standard-deviation range is approximately ±$3.27, or about $30.19 to $36.73. IV rank is subdued, so the priced distribution is tighter than the 1-year typical width.
What does SAA risk-neutral density tell us?
Risk-neutral density is the probability distribution of future SAA price implied by listed option prices. Extracted via Breeden-Litzenberger (twice-differentiating the call price function with respect to strike), it represents the pricing kernel rather than the real-world probability of outcomes. Persistent skew or fat-tail features in the density reflect how the market is pricing tail risk.
How does SAA ATM IV translate to a probability range?
ATM IV is annualized; multiplying by sqrt(t/365) scales it to the chosen tenor. Under lognormal assumptions, the resulting standard deviation defines the ±1σ band that contains roughly 68% of outcomes, ±2σ for 95%. Empirical equity returns have fatter tails than log-normal, so the implied tail probabilities under-state realized tail frequency in stressed regimes.