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Contract OI history

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Nov 20, 2026 EXPIRATION

SDGR $40.00 Call

SDGR261120C00040000

Latest saved OI393Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SDGR $40.00 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. 3931960 2026-10-09: 349 OI2026-10-13: 351 OI2026-10-14: 351 OI2026-10-16: 354 OI2026-10-20: 393 OI2026-10-23: 393 OI Oct 09, 2026Oct 23, 2026

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

SDGR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3930
Oct 20, 2026393+39
Oct 16, 2026354+3
Oct 14, 20263510
Oct 13, 2026351+2
Oct 09, 2026349No prior observation