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Contract OI history

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Dec 18, 2026 EXPIRATION

ORLY $80.00 Put

ORLY261218P00080000

Latest saved OI491Oct 23, 2026
Last change+24vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ORLY $80.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4912450 2026-10-09: 444 OI2026-10-13: 464 OI2026-10-14: 467 OI2026-10-15: 468 OI2026-10-16: 470 OI2026-10-21: 467 OI2026-10-23: 491 OI Oct 09, 2026Oct 23, 2026

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

ORLY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026491+24
Oct 21, 2026Viewing467-3
Oct 16, 2026470+2
Oct 15, 2026468+1
Oct 14, 2026467+3
Oct 13, 2026464+20
Oct 09, 2026444No prior observation