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Contract OI history

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Dec 18, 2026 EXPIRATION

WOLF $40.00 Put

WOLF261218P00040000

Latest saved OI70Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WOLF $40.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 77380 2026-10-02: 77 OI2026-10-05: 69 OI2026-10-06: 69 OI2026-10-07: 69 OI2026-10-08: 69 OI2026-10-09: 70 OI2026-10-14: 70 OI2026-10-15: 70 OI2026-10-16: 70 OI2026-10-21: 70 OI2026-10-23: 70 OI Oct 02, 2026Oct 23, 2026

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

WOLF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026700
Oct 21, 2026Viewing700
Oct 16, 2026700
Oct 15, 2026700
Oct 14, 2026700
Oct 09, 202670+1
Oct 08, 2026690
Oct 07, 2026690
Oct 06, 2026690
Oct 05, 202669-8
Oct 02, 202677No prior observation