OITracker Cboe delayed data

Contract OI history

Back to SON

Jan 15, 2027 EXPIRATION

SON $55.00 Call

SON270115C00055000

Latest saved OI1,212Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SON $55.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2126060 2026-10-02: 1,197 OI2026-10-05: 1,197 OI2026-10-06: 1,197 OI2026-10-07: 1,195 OI2026-10-08: 1,195 OI2026-10-09: 1,192 OI2026-10-13: 1,187 OI2026-10-14: 1,187 OI2026-10-15: 1,187 OI2026-10-16: 1,191 OI2026-10-21: 1,212 OI2026-10-23: 1,212 OI Oct 02, 2026Oct 23, 2026

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

SON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,2120
Oct 21, 2026Viewing1,212+21
Oct 16, 20261,191+4
Oct 15, 20261,1870
Oct 14, 20261,1870
Oct 13, 20261,187-5
Oct 09, 20261,192-3
Oct 08, 20261,1950
Oct 07, 20261,195-2
Oct 06, 20261,1970
Oct 05, 20261,1970
Oct 02, 20261,197No prior observation