OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SERV $5.00 Call

SERV270115C00005000

Latest saved OI6,070Oct 23, 2026
Last change+1vs 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. 6,0703,0350 2026-10-09: 5,846 OI2026-10-13: 5,802 OI2026-10-14: 6,064 OI2026-10-16: 6,070 OI2026-10-20: 6,069 OI2026-10-23: 6,070 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, 2026Viewing6,070+1
Oct 20, 20266,069-1
Oct 16, 20266,070+6
Oct 14, 20266,064+262
Oct 13, 20265,802-44
Oct 09, 20265,846No prior observation