USMC Short Volume

Principal U.S. Mega-Cap ETF (USMC) operates in the Financial Services sector, specifically the Asset Management industry, with a market capitalization near $3.34B, listed on NASDAQ, carrying a beta of 0.93 to the broader market. The investment seeks long-term growth of capital. public since 2017-10-12.

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
15.8K
Total Volume
32.8K
Short %
48.19%
30-Day Avg Short %
48.44%

Showing 30 days of FINRA short volume data for Principal U.S. Mega-Cap ETF.

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

Frequently asked USMC short volume questions

What is the daily USMC short volume?
As of May 15, 2026, Principal U.S. Mega-Cap ETF (USMC) short volume is 15.8K shares against 32.8K total reported volume, or 48.19% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
How is USMC 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 USMC 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.