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Contract OI history

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Jan 15, 2027 EXPIRATION

WOLF $20.00 Put

WOLF270115P00020000

Latest saved OI737Oct 23, 2026
Last change+88vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WOLF $20.00 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. 7373680 2026-10-02: 483 OI2026-10-05: 478 OI2026-10-06: 478 OI2026-10-07: 478 OI2026-10-08: 478 OI2026-10-09: 478 OI2026-10-14: 436 OI2026-10-15: 465 OI2026-10-16: 465 OI2026-10-21: 649 OI2026-10-23: 737 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, 2026Viewing737+88
Oct 21, 2026649+184
Oct 16, 20264650
Oct 15, 2026465+29
Oct 14, 2026436-42
Oct 09, 20264780
Oct 08, 20264780
Oct 07, 20264780
Oct 06, 20264780
Oct 05, 2026478-5
Oct 02, 2026483No prior observation