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Contract OI history

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Dec 18, 2026 EXPIRATION

SE $50.00 Put

SE261218P00050000

Latest saved OI325Oct 23, 2026
Last change+10vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SE $50.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3251620 2026-10-02: 312 OI2026-10-05: 312 OI2026-10-06: 312 OI2026-10-07: 312 OI2026-10-08: 312 OI2026-10-09: 312 OI2026-10-13: 312 OI2026-10-14: 312 OI2026-10-16: 312 OI2026-10-21: 315 OI2026-10-23: 325 OI Oct 02, 2026Oct 23, 2026

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

SE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing325+10
Oct 21, 2026315+3
Oct 16, 20263120
Oct 14, 20263120
Oct 13, 20263120
Oct 09, 20263120
Oct 08, 20263120
Oct 07, 20263120
Oct 06, 20263120
Oct 05, 20263120
Oct 02, 2026312No prior observation