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Contract OI history

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Dec 18, 2026 EXPIRATION

WOLF $12.50 Put

WOLF261218P00012500

Latest saved OI595Oct 23, 2026
Last change+34vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WOLF $12.50 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. 5952970 2026-10-02: 561 OI2026-10-05: 561 OI2026-10-06: 561 OI2026-10-07: 561 OI2026-10-08: 561 OI2026-10-09: 560 OI2026-10-14: 560 OI2026-10-15: 560 OI2026-10-16: 561 OI2026-10-21: 561 OI2026-10-23: 595 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, 2026595+34
Oct 21, 2026Viewing5610
Oct 16, 2026561+1
Oct 15, 20265600
Oct 14, 20265600
Oct 09, 2026560-1
Oct 08, 20265610
Oct 07, 20265610
Oct 06, 20265610
Oct 05, 20265610
Oct 02, 2026561No prior observation