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Contract OI history

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Oct 23, 2026 EXPIRATION

WOLF $21.00 Put

WOLF261023P00021000

Latest saved OI72Oct 23, 2026
Last change+4vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WOLF $21.00 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. 73360 2026-10-02: 73 OI2026-10-05: 60 OI2026-10-06: 57 OI2026-10-07: 57 OI2026-10-08: 57 OI2026-10-09: 60 OI2026-10-14: 59 OI2026-10-15: 69 OI2026-10-16: 69 OI2026-10-21: 68 OI2026-10-23: 72 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, 202672+4
Oct 21, 2026Viewing68-1
Oct 16, 2026690
Oct 15, 202669+10
Oct 14, 202659-1
Oct 09, 202660+3
Oct 08, 2026570
Oct 07, 2026570
Oct 06, 202657-3
Oct 05, 202660-13
Oct 02, 202673No prior observation