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Contract OI history

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Jan 15, 2027 EXPIRATION

OSUR $2.50 Call

OSUR270115C00002500

Latest saved OI2,513Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OSUR $2.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,5131,2560 2026-10-09: 13 OI2026-10-13: 13 OI2026-10-14: 13 OI2026-10-16: 13 OI2026-10-20: 2,513 OI2026-10-23: 2,513 OI Oct 09, 2026Oct 23, 2026

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

OSUR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,5130
Oct 20, 20262,513+2,500
Oct 16, 2026130
Oct 14, 2026130
Oct 13, 2026130
Oct 09, 202613No prior observation