TRN Short Volume
Trinity Industries, Inc. (TRN) operates in the Industrials sector, specifically the Railroads industry, with a market capitalization near $2.30B, listed on NYSE, employing roughly 6,110 people, carrying a beta of 1.35 to the broader market. Trinity Industries, Inc. Led by E. Jean Savage, public since 1973-05-03.
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
- 2026-08-14
- Short Volume
- 87.9K
- Total Volume
- 134.9K
- Short %
- 65.16%
- 30-Day Avg Short %
- 66.21%
Showing 30 days of FINRA short volume data for Trinity Industries, Inc..
Learn how short volume is reported and how to read the data →
Frequently asked TRN short volume questions
- What is the daily TRN short volume?
- As of Aug 14, 2026, Trinity Industries, Inc. (TRN) short volume is 87.9K shares against 134.9K total reported volume, or 65.16% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
- How is TRN 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 TRN 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.