OITracker Cboe delayed data

Contract OI history

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Nov 06, 2026 EXPIRATION

SERV $5.00 Put

SERV261106P00005000

Latest saved OI124Oct 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 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. 160800 2026-10-09: 25 OI2026-10-13: 136 OI2026-10-14: 160 OI2026-10-16: 127 OI2026-10-20: 124 OI2026-10-23: 124 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, 2026Viewing1240
Oct 20, 2026124-3
Oct 16, 2026127-33
Oct 14, 2026160+24
Oct 13, 2026136+111
Oct 09, 202625No prior observation