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Contract OI history

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Nov 20, 2026 EXPIRATION

SIDU $4.00 Put

SIDU261120P00004000

Latest saved OI97Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SIDU $4.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4692340 2026-10-09: 469 OI2026-10-13: 220 OI2026-10-14: 220 OI2026-10-15: 220 OI2026-10-16: 220 OI2026-10-21: 98 OI2026-10-23: 97 OI Oct 09, 2026Oct 23, 2026

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

SIDU contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing97-1
Oct 21, 202698-122
Oct 16, 20262200
Oct 15, 20262200
Oct 14, 20262200
Oct 13, 2026220-249
Oct 09, 2026469No prior observation