OITracker Cboe delayed data

Contract OI history

Back to RACE

Dec 18, 2026 EXPIRATION

RACE $320.00 Put

RACE261218P00320000

Latest saved OI428Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RACE $320.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4282140 2026-10-02: 253 OI2026-10-05: 253 OI2026-10-06: 335 OI2026-10-07: 337 OI2026-10-08: 402 OI2026-10-09: 402 OI2026-10-13: 402 OI2026-10-14: 402 OI2026-10-15: 403 OI2026-10-16: 403 OI2026-10-20: 428 OI2026-10-23: 428 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

RACE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264280
Oct 20, 2026Viewing428+25
Oct 16, 20264030
Oct 15, 2026403+1
Oct 14, 20264020
Oct 13, 20264020
Oct 09, 20264020
Oct 08, 2026402+65
Oct 07, 2026337+2
Oct 06, 2026335+82
Oct 05, 20262530
Oct 02, 2026253No prior observation