OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

SERV $5.00 Put

SERV270219P00005000

Latest saved OI498Oct 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. 4982490 2026-10-09: 495 OI2026-10-13: 498 OI2026-10-14: 498 OI2026-10-16: 498 OI2026-10-20: 498 OI2026-10-23: 498 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, 2026Viewing4980
Oct 20, 20264980
Oct 16, 20264980
Oct 14, 20264980
Oct 13, 2026498+3
Oct 09, 2026495No prior observation