SEF Short Volume

ProShares - Short Financials (SEF) operates in the Financial Services sector, specifically the Asset Management - Leveraged industry, with a market capitalization near $9.7M, listed on AMEX, carrying a beta of -0.83 to the broader market. ProShares Short Financials seeks daily investment results, before fees and expenses, that correspond to the inverse (-1x) of the daily performance of the S&P Financial Select SectorSM Index. public since 2008-06-12.

Short volume measures the number of shares sold short on a given day as reported by FINRA. Tracking short volume relative to total volume helps identify unusual bearish sentiment or short-squeeze potential.

Latest Date
2026-05-15
Short Volume
1.5K
Total Volume
2.6K
Short %
55.64%
30-Day Avg Short %
32.52%

Showing 30 days of FINRA short volume data for ProShares - Short Financials.

Learn how short volume is reported and how to read the data →

Frequently asked SEF short volume questions

What is the daily SEF short volume?
As of May 15, 2026, ProShares - Short Financials (SEF) short volume is 1.5K shares against 2.6K total reported volume, or 55.64% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
How is SEF short volume reported?
FINRA publishes the Daily Short Sale Volume File for trades reported to FINRA TRFs and the FINRA/Nasdaq ADF on a T+1 basis. The headline figure is the count of shares that printed at the short-sale or short-exempt tick across all reporting venues for the symbol; each exchange separately publishes its own daily short-sale data file.
What does SEF short volume tell options traders?
Daily short-sale flow is one input that helps disambiguate dealer-hedging activity from directional bear flow when the chain shows fresh customer call inventory. It is not a clean MM-only proxy: the headline number mixes directional shorting, options-MM delta-hedging, ETF-creation arbitrage, and convertible-arb hedging. Cross-check against gamma-exposure and OI changes for a cleaner read.