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Contract OI history

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Dec 18, 2026 EXPIRATION

SLB $42.50 Put

SLB261218P00042500

Latest saved OI1,317Oct 23, 2026
Last change+177vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SLB $42.50 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. 1,3176580 2026-10-02: 1,008 OI2026-10-05: 1,005 OI2026-10-06: 1,006 OI2026-10-07: 1,006 OI2026-10-08: 1,029 OI2026-10-09: 1,127 OI2026-10-13: 1,084 OI2026-10-14: 1,084 OI2026-10-15: 1,108 OI2026-10-16: 1,113 OI2026-10-21: 1,140 OI2026-10-23: 1,317 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, 2026Viewing1,317+177
Oct 21, 20261,140+27
Oct 16, 20261,113+5
Oct 15, 20261,108+24
Oct 14, 20261,0840
Oct 13, 20261,084-43
Oct 09, 20261,127+98
Oct 08, 20261,029+23
Oct 07, 20261,0060
Oct 06, 20261,006+1
Oct 05, 20261,005-3
Oct 02, 20261,008No prior observation