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Contract OI history

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May 21, 2027 EXPIRATION

SPIR $20.00 Call

SPIR270521C00020000

Latest saved OI183Oct 23, 2026
Last change+20vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SPIR $20.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 183910 2026-10-02: 79 OI2026-10-05: 79 OI2026-10-06: 79 OI2026-10-07: 79 OI2026-10-08: 80 OI2026-10-09: 152 OI2026-10-13: 154 OI2026-10-15: 156 OI2026-10-16: 156 OI2026-10-20: 163 OI2026-10-23: 183 OI Oct 02, 2026Oct 23, 2026

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

SPIR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing183+20
Oct 20, 2026163+7
Oct 16, 20261560
Oct 15, 2026156+2
Oct 13, 2026154+2
Oct 09, 2026152+72
Oct 08, 202680+1
Oct 07, 2026790
Oct 06, 2026790
Oct 05, 2026790
Oct 02, 202679No prior observation