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Contract OI history

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Dec 18, 2026 EXPIRATION

RACE $280.00 Put

RACE261218P00280000

Latest saved OI257Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RACE $280.00 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. 2571280 2026-10-02: 257 OI2026-10-05: 257 OI2026-10-06: 257 OI2026-10-07: 257 OI2026-10-08: 257 OI2026-10-09: 257 OI2026-10-13: 257 OI2026-10-14: 256 OI2026-10-15: 256 OI2026-10-16: 256 OI2026-10-20: 256 OI2026-10-23: 257 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, 2026257+1
Oct 20, 2026Viewing2560
Oct 16, 20262560
Oct 15, 20262560
Oct 14, 2026256-1
Oct 13, 20262570
Oct 09, 20262570
Oct 08, 20262570
Oct 07, 20262570
Oct 06, 20262570
Oct 05, 20262570
Oct 02, 2026257No prior observation