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Contract OI history

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Dec 18, 2026 EXPIRATION

SDGR $37.50 Call

SDGR261218C00037500

Latest saved OI497Oct 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 $37.50 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. 5142570 2026-10-09: 514 OI2026-10-13: 494 OI2026-10-14: 494 OI2026-10-16: 494 OI2026-10-20: 497 OI2026-10-23: 497 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, 2026Viewing4970
Oct 20, 2026497+3
Oct 16, 20264940
Oct 14, 20264940
Oct 13, 2026494-20
Oct 09, 2026514No prior observation