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Contract OI history

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Dec 18, 2026 EXPIRATION

SPT $10.00 Call

SPT261218C00010000

Latest saved OI567Oct 23, 2026
Last change-11vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SPT $10.00 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. 5782890 2026-10-09: 543 OI2026-10-13: 578 OI2026-10-15: 578 OI2026-10-16: 578 OI2026-10-20: 578 OI2026-10-23: 567 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, 2026Viewing567-11
Oct 20, 20265780
Oct 16, 20265780
Oct 15, 20265780
Oct 13, 2026578+35
Oct 09, 2026543No prior observation