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Contract OI history

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Oct 23, 2026 EXPIRATION

SOUN $8.00 Put

SOUN261023P00008000

Latest saved OI1Oct 23, 2026
Last change-142vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOUN $8.00 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. 143710 2026-10-09: 140 OI2026-10-13: 143 OI2026-10-14: 143 OI2026-10-15: 143 OI2026-10-16: 143 OI2026-10-21: 143 OI2026-10-23: 1 OI Oct 09, 2026Oct 23, 2026

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

SOUN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1-142
Oct 21, 20261430
Oct 16, 20261430
Oct 15, 20261430
Oct 14, 20261430
Oct 13, 2026143+3
Oct 09, 2026140No prior observation