ZION Short Volume
Zions Bancorporation, National Association (ZION) operates in the Financial Services sector, specifically the Banks - Regional industry, with a market capitalization near $8.77B, listed on NASDAQ, employing roughly 9,392 people, carrying a beta of 0.82 to the broader market. Zions Bancorporation, National Association provides various banking and related services primarily in the states of Arizona, California, Colorado, Idaho, Nevada, New Mexico, Oregon, Texas, Utah, Washington, and Wyoming. Led by Harris Henry Simmons, public since 1980-03-17.
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
- 229.1K
- Total Volume
- 364.2K
- Short %
- 62.90%
- 30-Day Avg Short %
- 54.23%
Showing 30 days of FINRA short volume data for Zions Bancorporation, National Association.
Learn how short volume is reported and how to read the data →
Frequently asked ZION short volume questions
- What is the daily ZION short volume?
- As of May 15, 2026, Zions Bancorporation, National Association (ZION) short volume is 229.1K shares against 364.2K total reported volume, or 62.90% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
- How is ZION 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 ZION 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.