iShares Russell 1000 ETF

IWBAMEX · USD
422.04USD+6.02 (+1.45%)

iShares Russell 1000 ETF (IWB) Options Open Interest

IWB options open interest is 3,677 contracts. The 2-week average daily volume is 24 contracts across the chain.

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Monitoring IWB open interest helps you see where real money is positioned on iShares Russell 1000 ETF's options and which strikes are attracting the most commitment from traders. iShares Russell 1000 ETF's open interest reflects the total number of outstanding contracts that have not been closed or exercised, making it a powerful gauge of liquidity, conviction, and potential support and resistance zones. Use our scanner to monitor IWB options open interest in real time and find the strikes that matter.

Open interest is distinct from volume: volume counts how many contracts are traded in a session, while open interest counts how many remain open at the end of the day. Rising IWB options open interest alongside rising volume suggests new positions are being built, while falling open interest signals positions are being closed. Heavy open interest at specific strikes often acts as a magnet near expiration and can hint at where dealers and large traders expect iShares Russell 1000 ETF to settle.

The iShares Russell 1000 ETF seeks to track the investment results of an index composed of large- and mid-capitalization U.S. equities.

Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where IWB open interest is concentrated. Our scanner maps iShares Russell 1000 ETF's open interest across every strike and expiry, flags unusual buildups, and lets you drill into the contracts that institutional money is actually holding. Trade iShares Russell 1000 ETF's options open interest as the signal it is, not as an afterthought.

2026-10-16
Calls
440.000.950.9516%+0.1119140
430.000.451.551.0011%+0.15751
435.001.101.1014%+0.13961
360.0055.7058.4057.055%+1.00000
365.0050.6053.5052.054%+1.00000
Puts
395.000.652.051.3518%-0.12861
400.000.902.501.7016%-0.16761
360.001.101.1036%-0.06020
365.001.151.1534%-0.06630
370.001.051.0530%-0.06730

As of September 18, 2026

Follow the money

Track IWB open interest across every strike and expiration, identify where conviction is building, and trade with the positioning data on your side.

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