OITracker Cboe delayed data

Contract OI history

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Jan 19, 2029 EXPIRATION

SERV $7.00 Call

SERV290119C00007000

Latest saved OI496Oct 23, 2026
Last change+10vs 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. 4962480 2026-10-09: 328 OI2026-10-13: 471 OI2026-10-14: 461 OI2026-10-16: 472 OI2026-10-20: 486 OI2026-10-23: 496 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, 2026Viewing496+10
Oct 20, 2026486+14
Oct 16, 2026472+11
Oct 14, 2026461-10
Oct 13, 2026471+143
Oct 09, 2026328No prior observation