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Contract OI history

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Nov 20, 2026 EXPIRATION

SION $5.00 Call

SION261120C00005000

Latest saved OI60Oct 23, 2026
Last change+59vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SION $5.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 98490 2026-10-09: 98 OI2026-10-13: 98 OI2026-10-14: 98 OI2026-10-15: 98 OI2026-10-16: 1 OI2026-10-20: 1 OI2026-10-23: 60 OI Oct 09, 2026Oct 23, 2026

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

SION contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202660+59
Oct 20, 2026Viewing10
Oct 16, 20261-97
Oct 15, 2026980
Oct 14, 2026980
Oct 13, 2026980
Oct 09, 202698No prior observation