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Contract OI history

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Dec 17, 2027 EXPIRATION

WLK $60.00 Put

WLK271217P00060000

Latest saved OI141Oct 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. 141700 2026-10-02: 140 OI2026-10-05: 140 OI2026-10-06: 140 OI2026-10-07: 140 OI2026-10-08: 140 OI2026-10-09: 140 OI2026-10-12: 140 OI2026-10-14: 141 OI2026-10-15: 141 OI2026-10-16: 141 OI2026-10-21: 141 OI2026-10-23: 141 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, 20261410
Oct 21, 2026Viewing1410
Oct 16, 20261410
Oct 15, 20261410
Oct 14, 2026141+1
Oct 12, 20261400
Oct 09, 20261400
Oct 08, 20261400
Oct 07, 20261400
Oct 06, 20261400
Oct 05, 20261400
Oct 02, 2026140No prior observation