Historical Year Data · 2026
S&P 500 Futures Open Interest in 2026
S&P 500 Futures Open Interest opened 2026 at 1,959,833 and closed at 2,078,428, a +6.05% move for the year. The high of 2,359,720 was reached on March 17, and the low of 1,897,311 on March 24.
Open
1,959,833
2026-01
Close
2,078,428
19 data points
High
2,359,720
Mar 17
Low
1,897,311
Mar 24
Full Year Change
+6.05%
2025 Change
-6.36%
Monthly Breakdown
| Month | Open | Close | High | Low | Change |
|---|---|---|---|---|---|
| Jan | 1,959,833 | 1,915,990 | 1,959,833 | 1,915,990 | -2.24% |
| Feb | 1,949,539 | 2,038,108 | 2,038,108 | 1,949,539 | +4.54% |
| Mar | 2,085,416 | 1,966,743 | 2,359,720 | 1,897,311 | -5.69% |
| Apr | 1,948,342 | 1,982,697 | 1,985,777 | 1,948,342 | +1.76% |
| May | 2,008,969 | 2,078,428 | 2,078,428 | 2,008,969 | +3.46% |
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