AMT Short Volume
American Tower Corporation (AMT) operates in the Real Estate sector, specifically the REIT - Specialty industry, with a market capitalization near $81.00B, listed on NYSE, employing roughly 4,691 people, carrying a beta of 0.90 to the broader market. American Tower Corporation, one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate with a portfolio of approximately 219,000 communications sites. Led by Steven O. Vondran, public since 1998-02-27.
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
- 280.7K
- Total Volume
- 1.6M
- Short %
- 17.36%
- 30-Day Avg Short %
- 35.13%
Showing 30 days of FINRA short volume data for American Tower Corporation.
Learn how short volume is reported and how to read the data →
Frequently asked AMT short volume questions
- What is the daily AMT short volume?
- As of May 15, 2026, American Tower Corporation (AMT) short volume is 280.7K shares against 1.6M total reported volume, or 17.36% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
- How is AMT 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 AMT 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.