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Contract OI history

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Nov 20, 2026 EXPIRATION

ROST $240.00 Call

ROST261120C00240000

Latest saved OI687Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ROST $240.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6873430 2026-10-09: 575 OI2026-10-13: 576 OI2026-10-14: 576 OI2026-10-15: 575 OI2026-10-16: 583 OI2026-10-21: 686 OI2026-10-23: 687 OI Oct 09, 2026Oct 23, 2026

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

ROST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026687+1
Oct 21, 2026Viewing686+103
Oct 16, 2026583+8
Oct 15, 2026575-1
Oct 14, 20265760
Oct 13, 2026576+1
Oct 09, 2026575No prior observation