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Contract OI history

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Jan 15, 2027 EXPIRATION

SOUN $5.50 Put

SOUN270115P00005500

Latest saved OI6,756Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOUN $5.50 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. 6,7563,3780 2026-10-09: 5,694 OI2026-10-13: 5,589 OI2026-10-14: 5,589 OI2026-10-15: 5,279 OI2026-10-16: 6,735 OI2026-10-21: 6,741 OI2026-10-23: 6,756 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, 2026Viewing6,756+15
Oct 21, 20266,741+6
Oct 16, 20266,735+1,456
Oct 15, 20265,279-310
Oct 14, 20265,5890
Oct 13, 20265,589-105
Oct 09, 20265,694No prior observation