OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SERV $17.00 Call

SERV270115C00017000

Latest saved OI6,098Oct 23, 2026
Last change+89vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SERV $17.00 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. 6,0983,0490 2026-10-09: 5,991 OI2026-10-13: 6,000 OI2026-10-14: 6,000 OI2026-10-16: 6,011 OI2026-10-20: 6,009 OI2026-10-23: 6,098 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, 2026Viewing6,098+89
Oct 20, 20266,009-2
Oct 16, 20266,011+11
Oct 14, 20266,0000
Oct 13, 20266,000+9
Oct 09, 20265,991No prior observation