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Contract OI history

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Jan 19, 2029 EXPIRATION

WOLF $20.00 Put

WOLF290119P00020000

Latest saved OI110Oct 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 $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. 110550 2026-10-02: 100 OI2026-10-05: 100 OI2026-10-06: 100 OI2026-10-07: 100 OI2026-10-08: 100 OI2026-10-09: 110 OI2026-10-14: 110 OI2026-10-15: 110 OI2026-10-16: 110 OI2026-10-21: 110 OI2026-10-23: 110 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, 20261100
Oct 21, 2026Viewing1100
Oct 16, 20261100
Oct 15, 20261100
Oct 14, 20261100
Oct 09, 2026110+10
Oct 08, 20261000
Oct 07, 20261000
Oct 06, 20261000
Oct 05, 20261000
Oct 02, 2026100No prior observation