OITracker Cboe delayed data

Contract OI history

Back to SERV

Jan 15, 2027 EXPIRATION

SERV $3.00 Put

SERV270115P00003000

Latest saved OI1,144Oct 23, 2026
Last change+30vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SERV $3.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,1445720 2026-10-09: 952 OI2026-10-13: 1,087 OI2026-10-14: 1,087 OI2026-10-16: 1,087 OI2026-10-20: 1,114 OI2026-10-23: 1,144 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, 2026Viewing1,144+30
Oct 20, 20261,114+27
Oct 16, 20261,0870
Oct 14, 20261,0870
Oct 13, 20261,087+135
Oct 09, 2026952No prior observation