OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SERV $3.00 Call

SERV270115C00003000

Latest saved OI626Oct 23, 2026
Last change+97vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SERV $3.00 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. 6263130 2026-10-09: 498 OI2026-10-13: 504 OI2026-10-14: 508 OI2026-10-16: 500 OI2026-10-20: 529 OI2026-10-23: 626 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, 2026Viewing626+97
Oct 20, 2026529+29
Oct 16, 2026500-8
Oct 14, 2026508+4
Oct 13, 2026504+6
Oct 09, 2026498No prior observation