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Contract OI history

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Feb 19, 2027 EXPIRATION

ROST $270.00 Call

ROST270219C00270000

Latest saved OI160Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ROST $270.00 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. 160800 2026-10-09: 23 OI2026-10-13: 23 OI2026-10-14: 23 OI2026-10-15: 27 OI2026-10-16: 160 OI2026-10-21: 160 OI2026-10-23: 160 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, 20261600
Oct 21, 2026Viewing1600
Oct 16, 2026160+133
Oct 15, 202627+4
Oct 14, 2026230
Oct 13, 2026230
Oct 09, 202623No prior observation