OITracker Cboe delayed data

Contract OI history

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Nov 06, 2026 EXPIRATION

SERV $5.00 Call

SERV261106C00005000

Latest saved OI423Oct 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 $5.00 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. 4272130 2026-10-09: 171 OI2026-10-13: 426 OI2026-10-14: 427 OI2026-10-16: 427 OI2026-10-20: 423 OI2026-10-23: 423 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, 2026Viewing4230
Oct 20, 2026423-4
Oct 16, 20264270
Oct 14, 2026427+1
Oct 13, 2026426+255
Oct 09, 2026171No prior observation