MUSI Short Volume
American Century Multisector Income ETF (MUSI) operates in the Financial Services sector, specifically the Asset Management - Bonds industry, with a market capitalization near $239.1M, listed on AMEX, carrying a beta of 0.80 to the broader market. Seeks to provide a high level of current income and total return public since 2021-07-01.
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
- 2026-07-16
- Short Volume
- 10.2K
- Total Volume
- 11.7K
- Short %
- 87.09%
- 30-Day Avg Short %
- 56.52%
Showing 30 days of FINRA short volume data for American Century Multisector Income ETF.
Learn how short volume is reported and how to read the data →
Frequently asked MUSI short volume questions
- What is the daily MUSI short volume?
- As of Jul 16, 2026, American Century Multisector Income ETF (MUSI) short volume is 10.2K shares against 11.7K total reported volume, or 87.09% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
- How is MUSI 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 MUSI 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.