OITracker Cboe delayed data

Contract OI history

Back to WM

Nov 20, 2026 EXPIRATION

WM $195.00 Put

WM261120P00195000

Latest saved OI420Oct 23, 2026
Last change-7vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WM $195.00 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. 5692840 2026-10-02: 496 OI2026-10-05: 499 OI2026-10-06: 528 OI2026-10-07: 562 OI2026-10-08: 562 OI2026-10-09: 533 OI2026-10-14: 569 OI2026-10-15: 568 OI2026-10-16: 552 OI2026-10-21: 427 OI2026-10-23: 420 OI Oct 02, 2026Oct 23, 2026

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

WM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026420-7
Oct 21, 2026Viewing427-125
Oct 16, 2026552-16
Oct 15, 2026568-1
Oct 14, 2026569+36
Oct 09, 2026533-29
Oct 08, 20265620
Oct 07, 2026562+34
Oct 06, 2026528+29
Oct 05, 2026499+3
Oct 02, 2026496No prior observation