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Contract OI history

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Nov 20, 2026 EXPIRATION

SPT $12.50 Call

SPT261120C00012500

Latest saved OI1,077Oct 23, 2026
Last change+271vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SPT $12.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0775380 2026-10-09: 44 OI2026-10-13: 223 OI2026-10-15: 223 OI2026-10-16: 715 OI2026-10-20: 806 OI2026-10-23: 1,077 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SPT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,077+271
Oct 20, 2026806+91
Oct 16, 2026715+492
Oct 15, 20262230
Oct 13, 2026223+179
Oct 09, 202644No prior observation