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Contract OI history

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Nov 20, 2026 EXPIRATION

WAL $75.00 Put

WAL261120P00075000

Latest saved OI158Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WAL $75.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 163810 2026-10-02: 140 OI2026-10-05: 140 OI2026-10-06: 140 OI2026-10-07: 140 OI2026-10-08: 137 OI2026-10-09: 144 OI2026-10-12: 144 OI2026-10-14: 145 OI2026-10-15: 138 OI2026-10-16: 138 OI2026-10-21: 163 OI2026-10-23: 158 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

WAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing158-5
Oct 21, 2026163+25
Oct 16, 20261380
Oct 15, 2026138-7
Oct 14, 2026145+1
Oct 12, 20261440
Oct 09, 2026144+7
Oct 08, 2026137-3
Oct 07, 20261400
Oct 06, 20261400
Oct 05, 20261400
Oct 02, 2026140No prior observation