Vanguard S&P Mid-Cap 400 ETF
Vanguard S&P Mid-Cap 400 ETF (IVOO) Options Open Interest
IVOO options open interest is 25 contracts. The 2-week average daily volume is 0 contracts across the chain.
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Monitoring IVOO open interest helps you see where real money is positioned on Vanguard S&P Mid-Cap 400 ETF's options and which strikes are attracting the most commitment from traders. Vanguard S&P Mid-Cap 400 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 IVOO 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 IVOO 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 Vanguard S&P Mid-Cap 400 ETF to settle.
Invests in stocks in the S&P MidCap 400 Index, representing 400 medium-size U.S. companies.Focuses on closely tracking the index’s return, which is considered a gauge of overall U.S. mid-cap stock returns.Offers high potential for investment growth; share value rises and falls more sharply than that of funds holding bonds.More appropriate for long-term goals where your money’s growth is essential.On March 14, 2023, this ETF underwent a 2:1 share split, which decreased the price per share of the ETF with a proportionate increase in the number of shares outstanding. Historical share price data has not been adjusted for the split except where market data is being used, as indicated.
Although certain data may reflect both pre-and post-split prices, returns are not impacted.
Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where IVOO open interest is concentrated. Our scanner maps Vanguard S&P Mid-Cap 400 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 Vanguard S&P Mid-Cap 400 ETF's options open interest as the signal it is, not as an afterthought.
| 120.00 | 3.30 | 5.80 | 4.55 | 17% | +0.7889 | 1 |
| 80.00 | 42.40 | 45.20 | 43.80 | 16% | +1.0000 | 0 |
| 85.00 | 37.40 | 40.30 | 38.85 | 54% | +0.9980 | 0 |
| 90.00 | 32.40 | 35.30 | 33.85 | 16% | +1.0000 | 0 |
| 95.00 | 27.40 | 30.30 | 28.85 | 11% | +1.0000 | 0 |
| 113.00 | — | 1.05 | 1.05 | 39% | -0.1590 | 1 |
| 80.00 | — | 0.95 | 0.95 | 120% | -0.0538 | 0 |
| 85.00 | — | 0.95 | 0.95 | 107% | -0.0603 | 0 |
| 90.00 | — | 0.95 | 0.95 | 93% | -0.0682 | 0 |
| 95.00 | — | 0.95 | 0.95 | 81% | -0.0778 | 0 |
As of September 23, 2026
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Track IVOO 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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