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Contract OI history

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Nov 20, 2026 EXPIRATION

SPIR $9.00 Put

SPIR261120P00009000

Latest saved OI577Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SPIR $9.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5772880 2026-10-02: 32 OI2026-10-05: 32 OI2026-10-06: 32 OI2026-10-07: 32 OI2026-10-08: 31 OI2026-10-09: 31 OI2026-10-13: 82 OI2026-10-15: 548 OI2026-10-16: 572 OI2026-10-20: 576 OI2026-10-23: 577 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, 2026Viewing577+1
Oct 20, 2026576+4
Oct 16, 2026572+24
Oct 15, 2026548+466
Oct 13, 202682+51
Oct 09, 2026310
Oct 08, 202631-1
Oct 07, 2026320
Oct 06, 2026320
Oct 05, 2026320
Oct 02, 202632No prior observation