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Contract OI history

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Mar 19, 2027 EXPIRATION

STAA $25.00 Call

STAA270319C00025000

Latest saved OI399Oct 23, 2026
Last change+3vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
STAA $25.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3991990 2026-10-08: 396 OI2026-10-09: 396 OI2026-10-13: 396 OI2026-10-14: 396 OI2026-10-15: 396 OI2026-10-16: 396 OI2026-10-20: 396 OI2026-10-23: 399 OI Oct 08, 2026Oct 23, 2026

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

STAA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing399+3
Oct 20, 20263960
Oct 16, 20263960
Oct 15, 20263960
Oct 14, 20263960
Oct 13, 20263960
Oct 09, 20263960
Oct 08, 2026396No prior observation