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Contract OI history

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Sep 17, 2027 EXPIRATION

SLB $42.50 Put

SLB270917P00042500

Latest saved OI239Oct 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 $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. 2391190 2026-10-02: 7 OI2026-10-05: 7 OI2026-10-06: 13 OI2026-10-07: 13 OI2026-10-08: 13 OI2026-10-09: 210 OI2026-10-13: 212 OI2026-10-14: 212 OI2026-10-15: 212 OI2026-10-16: 231 OI2026-10-21: 239 OI2026-10-23: 239 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, 2026Viewing2390
Oct 21, 2026239+8
Oct 16, 2026231+19
Oct 15, 20262120
Oct 14, 20262120
Oct 13, 2026212+2
Oct 09, 2026210+197
Oct 08, 2026130
Oct 07, 2026130
Oct 06, 202613+6
Oct 05, 202670
Oct 02, 20267No prior observation