NSC Short Volume
Norfolk Southern Corporation (NSC) operates in the Industrials sector, specifically the Railroads industry, with a market capitalization near $69.75B, listed on NYSE, employing roughly 19,600 people, carrying a beta of 1.29 to the broader market. Norfolk Southern Corporation, together with its subsidiaries, engages in the rail transportation of raw materials, intermediate products, and finished goods in the United States. Led by Mark R. George, public since 1982-06-02.
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
- 2026-05-15
- Short Volume
- 179.1K
- Total Volume
- 294.8K
- Short %
- 60.73%
- 30-Day Avg Short %
- 43.44%
Showing 30 days of FINRA short volume data for Norfolk Southern Corporation.
Learn how short volume is reported and how to read the data →
Frequently asked NSC short volume questions
- What is the daily NSC short volume?
- As of May 15, 2026, Norfolk Southern Corporation (NSC) short volume is 179.1K shares against 294.8K total reported volume, or 60.73% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
- How is NSC 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 NSC 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.