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Contract OI history

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Dec 18, 2026 EXPIRATION

SPT $15.00 Call

SPT261218C00015000

Latest saved OI458Oct 23, 2026
Last change+94vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SPT $15.00 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. 4582290 2026-10-09: 322 OI2026-10-13: 322 OI2026-10-15: 314 OI2026-10-16: 338 OI2026-10-20: 364 OI2026-10-23: 458 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, 2026Viewing458+94
Oct 20, 2026364+26
Oct 16, 2026338+24
Oct 15, 2026314-8
Oct 13, 20263220
Oct 09, 2026322No prior observation