ZDEK Short Volume

Innovator ETFs Trust - Innovator Equity Defined Protection ETF - 1 Yr December (ZDEK) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $109.0M, listed on CBOE, carrying a beta of 0.21 to the broader market. ZDEK invests all its assets in FLEX options. public since 2024-12-02.

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
2026-10-15
Short Volume
79
Total Volume
2.8K
Short %
2.82%
30-Day Avg Short %
13.48%

Showing 30 days of FINRA short volume data for Innovator ETFs Trust - Innovator Equity Defined Protection ETF - 1 Yr December.

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

Frequently asked ZDEK short volume questions

What is the daily ZDEK short volume?
As of Oct 15, 2026, Innovator ETFs Trust - Innovator Equity Defined Protection ETF - 1 Yr December (ZDEK) short volume is 79 shares against 2.8K total reported volume, or 2.82% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
How is ZDEK 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 ZDEK 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.