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Contract OI history

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Dec 18, 2026 EXPIRATION

WOLF $37.50 Call

WOLF261218C00037500

Latest saved OI1,167Oct 23, 2026
Last change-5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WOLF $37.50 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2336160 2026-10-02: 1,176 OI2026-10-05: 1,185 OI2026-10-06: 1,200 OI2026-10-07: 1,199 OI2026-10-08: 1,199 OI2026-10-09: 1,232 OI2026-10-14: 1,232 OI2026-10-15: 1,233 OI2026-10-16: 1,167 OI2026-10-21: 1,172 OI2026-10-23: 1,167 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, 20261,167-5
Oct 21, 2026Viewing1,172+5
Oct 16, 20261,167-66
Oct 15, 20261,233+1
Oct 14, 20261,2320
Oct 09, 20261,232+33
Oct 08, 20261,1990
Oct 07, 20261,199-1
Oct 06, 20261,200+15
Oct 05, 20261,185+9
Oct 02, 20261,176No prior observation