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Contract OI history

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Jan 15, 2027 EXPIRATION

OUST $35.00 Call

OUST270115C00035000

Latest saved OI1,276Oct 23, 2026
Last change-13vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OUST $35.00 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. 1,2916450 2026-10-09: 1,280 OI2026-10-13: 1,291 OI2026-10-14: 1,291 OI2026-10-15: 1,277 OI2026-10-16: 1,279 OI2026-10-21: 1,289 OI2026-10-23: 1,276 OI Oct 09, 2026Oct 23, 2026

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

OUST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,276-13
Oct 21, 2026Viewing1,289+10
Oct 16, 20261,279+2
Oct 15, 20261,277-14
Oct 14, 20261,2910
Oct 13, 20261,291+11
Oct 09, 20261,280No prior observation