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Contract OI history

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Dec 18, 2026 EXPIRATION

SLB $40.00 Put

SLB261218P00040000

Latest saved OI704Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SLB $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7313650 2026-10-02: 687 OI2026-10-05: 695 OI2026-10-06: 711 OI2026-10-07: 711 OI2026-10-08: 727 OI2026-10-09: 731 OI2026-10-13: 703 OI2026-10-14: 703 OI2026-10-15: 703 OI2026-10-16: 703 OI2026-10-21: 704 OI2026-10-23: 704 OI Oct 02, 2026Oct 23, 2026

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

SLB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7040
Oct 21, 2026704+1
Oct 16, 20267030
Oct 15, 20267030
Oct 14, 20267030
Oct 13, 2026703-28
Oct 09, 2026731+4
Oct 08, 2026727+16
Oct 07, 20267110
Oct 06, 2026711+16
Oct 05, 2026695+8
Oct 02, 2026687No prior observation