IWM Short Volume
iShares Russell 2000 ETF (IWM) operates in the Financial Services sector, specifically the Asset Management - Global industry, with a market capitalization near $76.87B, listed on AMEX, carrying a beta of 1.29 to the broader market. The iShares Russell 2000 ETF endeavors to replicate the investment returns of a particular market benchmark that consists solely of smaller-capitalization U. public since 2000-05-26.
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
- 2026-06-12
- Short Volume
- 9.6M
- Total Volume
- 12.9M
- Short %
- 74.47%
- 30-Day Avg Short %
- 62.38%
Showing 30 days of FINRA short volume data for iShares Russell 2000 ETF.
Learn how short volume is reported and how to read the data →
IWM most-active contracts
| Type | Strike | Expiration | Volume | OI | IV | Bid | Ask |
|---|---|---|---|---|---|---|---|
| CALL | $260.00 | Jun 18, 2026 | 151.4K | 87.9K | 31.9% | $31.90 | $35.13 |
| CALL | $270.00 | Jun 18, 2026 | 69.4K | 40.3K | 31.9% | $22.73 | $24.89 |
| CALL | $265.00 | Jun 18, 2026 | 60.2K | 33.5K | 31.9% | $27.24 | $29.30 |
| PUT | $285.00 | Jun 18, 2026 | 52.3K | 26.7K | 27.6% | $1.35 | $1.37 |
| CALL | $250.00 | Jun 18, 2026 | 43.1K | 24.1K | 31.9% | $42.67 | $44.36 |
| CALL | $240.00 | Jun 18, 2026 | 43.0K | 24.1K | 31.9% | $51.53 | $54.13 |
| CALL | $210.00 | Jun 18, 2026 | 34.4K | 19.1K | 31.9% | $81.60 | $85.11 |
| PUT | $280.00 | Jun 18, 2026 | 34.2K | 72.6K | 29.1% | $0.66 | $0.68 |
| PUT | $279.00 | Jul 17, 2026 | 32.2K | 2.8K | 25.4% | $3.52 | $3.57 |
| CALL | $255.00 | Jun 18, 2026 | 31.0K | 17.0K | 31.9% | $36.68 | $40.11 |
Top 10 contracts from the institutional-grade nightly options scan; ranked by volume within the broader S&P 500/400/600 + ETF universe.
Frequently asked IWM short volume questions
- What is the daily IWM short volume?
- As of Jun 12, 2026, iShares Russell 2000 ETF (IWM) short volume is 9.6M shares against 12.9M total reported volume, or 74.47% short-side. Short volume measures shares sold short during the day; it is flow, not inventory.
- How is IWM 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 IWM 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.