Understanding Short Sale Flow
Data from the FINRA Reg SHO daily short-sale volume files for October 30, 2026, indicates that short selling remains a dominant force in off-exchange trading. Across 3,726 covered symbols, the median short-volume ratio reached 49.7%. It is critical to note that this figure represents daily trading flow—including market-maker hedging—rather than open short interest positions.
Data Limitations
This data captures trades reported to FINRA facilities (TRF/ADF) and does not include consolidated exchange data. A high short-volume ratio on any given day does not necessarily indicate a long-term bearish conviction or an imminent short squeeze, but rather reflects the intensity of short-selling pressure during that specific session.
Key Takeaways
- Median off-exchange short-volume ratio hit 49.7% on Oct 30, 2026.
- Data reflects daily flow, not open short interest.
- High volume ratios often include necessary market-maker hedging activity.
The Bottom Line
'While the 49.7% median ratio shows heavy short-selling flow, investors must distinguish this daily pressure from the actual, stale open interest figures reported twice monthly.'
Signal data sourced from Kresmion. This post is an original analysis prepared by The Forensic Ledger from publicly available data. Not investment advice.
Not investment advice. This is original reporting and analysis prepared by The Forensic Ledger from publicly available data. Nothing here is a recommendation to buy, sell, or hold any security. Always consult the original source and a licensed professional. See our full disclaimer and source-citation policy.