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Contract OI history

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Dec 18, 2026 EXPIRATION

SOUN $3.00 Put

SOUN261218P00003000

Latest saved OI2,795Oct 23, 2026
Last change+93vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
SOUN $3.00 put open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 2,7951,3970 2026-10-15: 0 OI2026-10-16: 1,500 OI2026-10-21: 2,702 OI2026-10-23: 2,795 OI Oct 15, 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, 2026Viewing2,795+93
Oct 21, 20262,702+1,202
Oct 16, 20261,500+1,500
Oct 15, 20260No prior observation