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Contract OI history

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Nov 20, 2026 EXPIRATION

ROIV $35.00 Put

ROIV261120P00035000

Latest saved OI1,315Oct 23, 2026
Last change+1,299vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ROIV $35.00 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. 1,3156570 2026-10-09: 12 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-15: 15 OI2026-10-16: 15 OI2026-10-21: 16 OI2026-10-23: 1,315 OI Oct 09, 2026Oct 23, 2026

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

ROIV contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,315+1,299
Oct 21, 202616+1
Oct 16, 2026150
Oct 15, 202615+3
Oct 14, 2026120
Oct 13, 2026120
Oct 09, 202612No prior observation