Every StaxInvesting article covering 0dte options explained · 2 posts.
2 articles
0DTE is one of the most-searched terms in options trading and one of the least understood by the people searching it. This is a complete, honest definition: what zero days to expiration means, why the mechanics make it behave unlike any other option, why it now drives a majority of SPX volume, and the uncomfortable research on how retail traders actually do with it.
Zero-days-to-expiration options are the most hyped and least understood corner of the market, now nearly half of all S&P 500 options volume. This is the straight version — how extreme theta decay, the gamma spike near expiry, and raw leverage combine to swing a 0DTE option violently on a small move in the underlying, which is exactly what makes them the highest-variance instrument most retail traders will ever touch. And the part the hype leaves out: on the research, retail buyers of 0DTE options lose money on average.
