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Contract OI history

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Nov 20, 2026 EXPIRATION

SDGR $25.00 Put

SDGR261120P00025000

Latest saved OI154Oct 23, 2026
Last change+2vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SDGR $25.00 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. 169840 2026-10-09: 153 OI2026-10-13: 169 OI2026-10-14: 167 OI2026-10-16: 169 OI2026-10-20: 152 OI2026-10-23: 154 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, 2026Viewing154+2
Oct 20, 2026152-17
Oct 16, 2026169+2
Oct 14, 2026167-2
Oct 13, 2026169+16
Oct 09, 2026153No prior observation