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Contract OI history

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Nov 20, 2026 EXPIRATION

SIDU $1.50 Put

SIDU261120P00001500

Latest saved OI574Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SIDU $1.50 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. 6473230 2026-10-09: 647 OI2026-10-13: 584 OI2026-10-14: 584 OI2026-10-15: 557 OI2026-10-16: 557 OI2026-10-21: 579 OI2026-10-23: 574 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, 2026Viewing574-5
Oct 21, 2026579+22
Oct 16, 20265570
Oct 15, 2026557-27
Oct 14, 20265840
Oct 13, 2026584-63
Oct 09, 2026647No prior observation