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Contract OI history

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Nov 20, 2026 EXPIRATION

SDGR $20.00 Put

SDGR261120P00020000

Latest saved OI316Oct 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 $20.00 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. 3161580 2026-10-09: 273 OI2026-10-13: 277 OI2026-10-14: 279 OI2026-10-16: 283 OI2026-10-20: 316 OI2026-10-23: 316 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, 2026Viewing3160
Oct 20, 2026316+33
Oct 16, 2026283+4
Oct 14, 2026279+2
Oct 13, 2026277+4
Oct 09, 2026273No prior observation