OITracker Cboe delayed data

Contract OI history

Back to WTI

Nov 20, 2026 EXPIRATION

WTI $3.50 Call

WTI261120C00003500

Latest saved OI463Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WTI $3.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4632310 2026-10-02: 110 OI2026-10-05: 110 OI2026-10-06: 119 OI2026-10-07: 122 OI2026-10-08: 125 OI2026-10-09: 134 OI2026-10-13: 166 OI2026-10-14: 176 OI2026-10-15: 267 OI2026-10-16: 270 OI2026-10-20: 462 OI2026-10-23: 463 OI Oct 02, 2026Oct 23, 2026

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

WTI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing463+1
Oct 20, 2026462+192
Oct 16, 2026270+3
Oct 15, 2026267+91
Oct 14, 2026176+10
Oct 13, 2026166+32
Oct 09, 2026134+9
Oct 08, 2026125+3
Oct 07, 2026122+3
Oct 06, 2026119+9
Oct 05, 20261100
Oct 02, 2026110No prior observation