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Contract OI history

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Apr 16, 2027 EXPIRATION

SOUN $8.00 Put

SOUN270416P00008000

Latest saved OI171Oct 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 $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. 171850 2026-10-09: 160 OI2026-10-13: 167 OI2026-10-14: 167 OI2026-10-15: 167 OI2026-10-16: 168 OI2026-10-21: 171 OI2026-10-23: 171 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, 2026Viewing1710
Oct 21, 2026171+3
Oct 16, 2026168+1
Oct 15, 20261670
Oct 14, 20261670
Oct 13, 2026167+7
Oct 09, 2026160No prior observation