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Contract OI history

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Nov 13, 2026 EXPIRATION

SOUN $4.50 Put

SOUN261113P00004500

Latest saved OI948Oct 23, 2026
Last change+499vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SOUN $4.50 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. 9484740 2026-10-09: 350 OI2026-10-13: 389 OI2026-10-14: 389 OI2026-10-15: 424 OI2026-10-16: 425 OI2026-10-21: 449 OI2026-10-23: 948 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, 2026Viewing948+499
Oct 21, 2026449+24
Oct 16, 2026425+1
Oct 15, 2026424+35
Oct 14, 20263890
Oct 13, 2026389+39
Oct 09, 2026350No prior observation