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Contract OI history

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Oct 30, 2026 EXPIRATION

SOUN $4.50 Put

SOUN261030P00004500

Latest saved OI996Oct 23, 2026
Last change+57vs 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. 9964980 2026-10-09: 420 OI2026-10-13: 904 OI2026-10-14: 904 OI2026-10-15: 907 OI2026-10-16: 941 OI2026-10-21: 939 OI2026-10-23: 996 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, 2026Viewing996+57
Oct 21, 2026939-2
Oct 16, 2026941+34
Oct 15, 2026907+3
Oct 14, 20269040
Oct 13, 2026904+484
Oct 09, 2026420No prior observation