OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SERV $6.00 Call

SERV270115C00006000

Latest saved OI9,536Oct 23, 2026
Last change-3vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SERV $6.00 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. 9,5464,7730 2026-10-09: 9,546 OI2026-10-13: 9,505 OI2026-10-14: 9,510 OI2026-10-16: 9,510 OI2026-10-20: 9,539 OI2026-10-23: 9,536 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, 2026Viewing9,536-3
Oct 20, 20269,539+29
Oct 16, 20269,5100
Oct 14, 20269,510+5
Oct 13, 20269,505-41
Oct 09, 20269,546No prior observation