OITracker Cboe delayed data

Contract OI history

Back to SIRI

Oct 30, 2026 EXPIRATION

SIRI $28.00 Call

SIRI261030C00028000

Latest saved OI17,688Oct 23, 2026
Last change+8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SIRI $28.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 17,6888,8440 2026-10-09: 85 OI2026-10-13: 206 OI2026-10-14: 206 OI2026-10-15: 205 OI2026-10-16: 335 OI2026-10-21: 17,680 OI2026-10-23: 17,688 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SIRI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202617,688+8
Oct 21, 2026Viewing17,680+17,345
Oct 16, 2026335+130
Oct 15, 2026205-1
Oct 14, 20262060
Oct 13, 2026206+121
Oct 09, 202685No prior observation