OITracker Cboe delayed data

Contract OI history

Back to WFC

Sep 17, 2027 EXPIRATION

WFC $77.50 Put

WFC270917P00077500

Latest saved OI1,418Oct 23, 2026
Last change-2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WFC $77.50 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. 1,4207100 2026-10-02: 1,135 OI2026-10-05: 1,137 OI2026-10-06: 1,147 OI2026-10-07: 1,142 OI2026-10-08: 1,142 OI2026-10-09: 1,142 OI2026-10-14: 1,142 OI2026-10-15: 1,411 OI2026-10-16: 1,411 OI2026-10-21: 1,420 OI2026-10-23: 1,418 OI Oct 02, 2026Oct 23, 2026

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

WFC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,418-2
Oct 21, 20261,420+9
Oct 16, 20261,4110
Oct 15, 20261,411+269
Oct 14, 20261,1420
Oct 09, 20261,1420
Oct 08, 20261,1420
Oct 07, 20261,142-5
Oct 06, 20261,147+10
Oct 05, 20261,137+2
Oct 02, 20261,135No prior observation