OITracker Cboe delayed data

Contract OI history

Back to SOUN

Jan 21, 2028 EXPIRATION

SOUN $15.00 Put

SOUN280121P00015000

Latest saved OI650Oct 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 $15.00 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. 6503250 2026-10-09: 591 OI2026-10-13: 582 OI2026-10-14: 582 OI2026-10-15: 582 OI2026-10-16: 644 OI2026-10-21: 650 OI2026-10-23: 650 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, 2026Viewing6500
Oct 21, 2026650+6
Oct 16, 2026644+62
Oct 15, 20265820
Oct 14, 20265820
Oct 13, 2026582-9
Oct 09, 2026591No prior observation