SEI Select Small Cap ETF (SEIS)

Options skew in SEIS is leaning heavily bearish into the next rate cycle decision. Watching the 50-day moving average closely for an inflection.

On our trading desk, we're watching the latest Q2 2026 regulatory filings for SEIS closely. With 35 hedge funds and institutions holding roughly $103M, the structural setup shows more new positions opened than exits, and institutional ownership ticked up to 17.92%. However, retail sentiment remains deeply impartial, and about 53% of the investor base is looking to short. That creates an interesting tug-of-war in market positioning where macro trends and earnings reports could trigger swift directional moves.

Looking at the V-Lab GARCH and GAS-GARCH Student-t model outputs for SEIS, our quantitative risk parameters place the 1-month volatility forecast right around 20.16% to 20.71%. The Student-t distribution points to a degrees of freedom parameter of 5.22, signaling fatter tails than a normal distribution. More importantly, volatility shocks decay with a half-life of roughly 4 to 10 trading days, meaning market shocks take nearly two full weeks to completely digest. Risk models need to account for these heavy tails when sizing small-cap equity exposures.

From an analytical perspective evaluating Morningstar's pillars for SEIS, the fund leverages an optimized blend of fundamental sub-adviser model portfolios combined with SEI's active quantitative models targeting U.S. small-cap equities. When building forecasting models or discussing the Process, People, and Parent pillars with clients, it's crucial to emphasize how this hybrid quantitative-fundamental architecture earns its Bronze rating while balancing model-driven allocations against micro-cap liquidity constraints.