SPDR S&P MIDCAP 400 ETF TRUST (MDY) Most Active Options
The 25 most actively traded SPDR S&P MIDCAP 400 ETF TRUST (MDY) option contracts at the latest daily snapshot, ranked by volume. Each row shows the contract's price, implied volatility, delta, open interest, and how today's volume compares with its own 30-day average — click a contract to analyze it in the OptiView platform.
Data as of Jul 10, 2026, 8:00 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
Most Active MDY Contracts
| Contract | Expiration | DTE | Last | IV | IV rank (30d) | Delta | Open interest | Volume | vs 30d avg |
|---|---|---|---|---|---|---|---|---|---|
| MDY $550 put | Jun 17, 2027 | 342d | $11.00 | 24.0% | 7 | -0.11 | 0 | 1,200 | 288.2× avg |
| MDY $655 call | Jun 17, 2027 | 342d | $83.50 | 21.6% | 30 | 0.68 | 0 | 1,200 | 481.9× avg |
| MDY $700 call | Sep 18, 2026 | 70d | $17.00 | 17.0% | 36 | 0.46 | 32 | 400 | 35.4× avg |
| MDY $675 put | Sep 18, 2026 | 70d | $13.50 | 18.0% | 22 | -0.35 | 0 | 400 | 13.9× avg |
| MDY $680 put | Jul 17, 2026 | 7d | $2.23 | 15.9% | 14 | -0.24 | 671 | 246 | 5.8× avg |
| MDY $690 put | Jul 17, 2026 | 7d | $5.13 | 13.7% | 0 | -0.49 | 422 | 245 | 5.8× avg |
| MDY $580 put | Jan 15, 2027 | 189d | $7.77 | 24.3% | 9 | -0.12 | 1,256 | 200 | 48.0× avg |
| MDY $620 put | Jun 17, 2027 | 342d | $20.64 | 21.3% | 31 | -0.23 | 140 | 100 | 12.0× avg |
| MDY $720 call | Aug 21, 2026 | 42d | $4.50 | 14.8% | 0 | 0.22 | 9 | 18 | 1.6× avg |
| MDY $705 call | Jul 17, 2026 | 7d | $3.20 | 17.2% | 18 | 0.19 | 3 | 3 | 0.7× avg |
| MDY $710 call | Jul 17, 2026 | 7d | $0.80 | 14.8% | 7 | 0.09 | 467 | 3 | 0.7× avg |
| MDY $705 call | Aug 21, 2026 | 42d | $10.20 | 15.8% | 17 | 0.37 | 0 | 3 | 0.3× avg |
| MDY $665 put | Aug 21, 2026 | 42d | $6.60 | 18.2% | 25 | -0.25 | 3 | 2 | 0.1× avg |
| MDY $715 call | Sep 18, 2026 | 70d | $11.06 | 16.5% | 28 | 0.35 | 6 | 2 | 0.2× avg |
| MDY $675 call | Jul 17, 2026 | 7d | $14.70 | 15.9% | 20 | 0.85 | 25 | 2 | 0.9× avg |
| MDY $420 call | Jan 15, 2027 | 189d | $274.70 | 40.4% | 78 | 0.97 | 0 | 1 | 2.0× avg |
| MDY $800 call | Jan 15, 2027 | 189d | $6.00 | 16.9% | 10 | 0.15 | 152 | 1 | 0.3× avg |
| MDY $650 put | Jan 15, 2027 | 189d | $18.90 | 20.2% | 13 | -0.28 | 143 | 1 | 0.1× avg |
| MDY $345 call | Jun 17, 2027 | 342d | $353.71 | 45.2% | 100 | 0.97 | 0 | 1 | 2.0× avg |
| MDY $670 call | Jul 17, 2026 | 7d | $19.10 | 18.5% | 41 | 0.88 | 18 | 1 | 0.5× avg |
| MDY $700 put | Aug 21, 2026 | 42d | $21.00 | 15.2% | 0 | -0.58 | 0 | 1 | 7.0× avg |
| MDY $775 put | Aug 21, 2026 | 42d | $87.80 | 24.6% | 90 | -0.91 | 0 | 1 | 6.4× avg |
| MDY $695 put | Jul 17, 2026 | 7d | $8.54 | 13.6% | 2 | -0.64 | 2 | 1 | 5.0× avg |
| MDY $745 call | Sep 18, 2026 | 70d | $3.80 | 16.3% | 12 | 0.17 | 74 | 1 | 2.5× avg |
| MDY $730 call | Jul 17, 2026 | 7d | $0.35 | 27.7% | 0 | 0.07 | 82 | 1 | 27.0× avg |
Ranked by volume at the latest daily snapshot. "vs 30d avg" compares today's volume with the contract's own 30-day average.
The most active MDY contract today is the $550 put expiring in 342 days, with 1,200 contracts traded. Calls dominate the most-active list (14 of the top 25), showing where trading interest concentrates. 2 of these contracts are running well ahead of the usual daily volume.
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MDY Options FAQ
Which MDY option contract is most active today?
The most traded MDY contract is the $550 put expiring Jun 17, 2027, with 1,200 contracts traded as of Jul 10, 2026.
How does OptiView rank the most active MDY options?
The table lists the 25 MDY contracts with the highest volume at the latest daily snapshot, alongside price, implied volatility, delta, open interest, and each contract's volume versus its own 30-day average.
Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.
Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.