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Contract OI history

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Oct 23, 2026 EXPIRATION

W $85.00 Put

W261023P00085000

Latest saved OI264Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
W $85.00 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. 2641320 2026-10-02: 256 OI2026-10-05: 256 OI2026-10-06: 259 OI2026-10-07: 259 OI2026-10-08: 260 OI2026-10-09: 260 OI2026-10-13: 261 OI2026-10-14: 261 OI2026-10-15: 261 OI2026-10-16: 261 OI2026-10-21: 264 OI2026-10-23: 264 OI Oct 02, 2026Oct 23, 2026

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

W contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2640
Oct 21, 2026264+3
Oct 16, 20262610
Oct 15, 20262610
Oct 14, 20262610
Oct 13, 2026261+1
Oct 09, 20262600
Oct 08, 2026260+1
Oct 07, 20262590
Oct 06, 2026259+3
Oct 05, 20262560
Oct 02, 2026256No prior observation