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Contract OI history

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Nov 06, 2026 EXPIRATION

SOUN $9.50 Put

SOUN261106P00009500

Latest saved OI35Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOUN $9.50 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. 122610 2026-10-09: 122 OI2026-10-13: 67 OI2026-10-14: 67 OI2026-10-15: 39 OI2026-10-16: 39 OI2026-10-21: 35 OI2026-10-23: 35 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, 2026Viewing350
Oct 21, 202635-4
Oct 16, 2026390
Oct 15, 202639-28
Oct 14, 2026670
Oct 13, 202667-55
Oct 09, 2026122No prior observation