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Contract OI history

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Jan 21, 2028 EXPIRATION

OUST $35.00 Call

OUST280121C00035000

Latest saved OI1,294Oct 23, 2026
Last change0vs 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. 1,2996490 2026-10-09: 1,215 OI2026-10-13: 1,229 OI2026-10-14: 1,229 OI2026-10-15: 1,237 OI2026-10-16: 1,299 OI2026-10-21: 1,294 OI2026-10-23: 1,294 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, 20261,2940
Oct 21, 2026Viewing1,294-5
Oct 16, 20261,299+62
Oct 15, 20261,237+8
Oct 14, 20261,2290
Oct 13, 20261,229+14
Oct 09, 20261,215No prior observation