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Contract OI history

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Nov 20, 2026 EXPIRATION

WLK $60.00 Put

WLK261120P00060000

Latest saved OI30Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WLK $60.00 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. 30150 2026-10-02: 17 OI2026-10-05: 17 OI2026-10-06: 22 OI2026-10-07: 22 OI2026-10-08: 22 OI2026-10-09: 22 OI2026-10-12: 22 OI2026-10-14: 22 OI2026-10-15: 22 OI2026-10-16: 19 OI2026-10-21: 30 OI2026-10-23: 30 OI Oct 02, 2026Oct 23, 2026

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

WLK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026300
Oct 21, 2026Viewing30+11
Oct 16, 202619-3
Oct 15, 2026220
Oct 14, 2026220
Oct 12, 2026220
Oct 09, 2026220
Oct 08, 2026220
Oct 07, 2026220
Oct 06, 202622+5
Oct 05, 2026170
Oct 02, 202617No prior observation