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Contract OI history

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Mar 19, 2027 EXPIRATION

SLB $37.50 Put

SLB270319P00037500

Latest saved OI1,010Oct 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 $37.50 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. 1,0105050 2026-10-02: 934 OI2026-10-05: 934 OI2026-10-06: 935 OI2026-10-07: 935 OI2026-10-08: 935 OI2026-10-09: 935 OI2026-10-13: 935 OI2026-10-14: 935 OI2026-10-15: 935 OI2026-10-16: 935 OI2026-10-21: 1,010 OI2026-10-23: 1,010 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, 2026Viewing1,0100
Oct 21, 20261,010+75
Oct 16, 20269350
Oct 15, 20269350
Oct 14, 20269350
Oct 13, 20269350
Oct 09, 20269350
Oct 08, 20269350
Oct 07, 20269350
Oct 06, 2026935+1
Oct 05, 20269340
Oct 02, 2026934No prior observation