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Contract OI history

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Oct 30, 2026 EXPIRATION

ROST $230.00 Call

ROST261030C00230000

Latest saved OI20Oct 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 $230.00 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. 22110 2026-10-09: 22 OI2026-10-13: 22 OI2026-10-14: 22 OI2026-10-15: 22 OI2026-10-16: 21 OI2026-10-21: 20 OI2026-10-23: 20 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, 2026200
Oct 21, 2026Viewing20-1
Oct 16, 202621-1
Oct 15, 2026220
Oct 14, 2026220
Oct 13, 2026220
Oct 09, 202622No prior observation