OITracker Cboe delayed data

Contract OI history

Back to SERV

Jan 15, 2027 EXPIRATION

SERV $7.00 Call

SERV270115C00007000

Latest saved OI1,921Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SERV $7.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,9679830 2026-10-09: 1,967 OI2026-10-13: 1,938 OI2026-10-14: 1,932 OI2026-10-16: 1,922 OI2026-10-20: 1,921 OI2026-10-23: 1,921 OI Oct 09, 2026Oct 23, 2026

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

SERV contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,9210
Oct 20, 20261,921-1
Oct 16, 20261,922-10
Oct 14, 20261,932-6
Oct 13, 20261,938-29
Oct 09, 20261,967No prior observation