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Contract OI history

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Nov 20, 2026 EXPIRATION

SDGR $12.50 Put

SDGR261120P00012500

Latest saved OI336Oct 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 $12.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3361680 2026-10-09: 312 OI2026-10-13: 312 OI2026-10-14: 332 OI2026-10-16: 332 OI2026-10-20: 336 OI2026-10-23: 336 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, 2026Viewing3360
Oct 20, 2026336+4
Oct 16, 20263320
Oct 14, 2026332+20
Oct 13, 20263120
Oct 09, 2026312No prior observation