OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

GSK $45.00 Call

GSK261120C00045000

Latest saved OI1,138Oct 23, 2026
Last change-3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GSK $45.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,1555770 2026-10-02: 1,133 OI2026-10-05: 1,125 OI2026-10-06: 1,134 OI2026-10-07: 1,134 OI2026-10-09: 1,134 OI2026-10-13: 1,133 OI2026-10-14: 1,133 OI2026-10-15: 1,155 OI2026-10-16: 1,155 OI2026-10-21: 1,141 OI2026-10-23: 1,138 OI Oct 02, 2026Oct 23, 2026

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

GSK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,138-3
Oct 21, 20261,141-14
Oct 16, 20261,1550
Oct 15, 20261,155+22
Oct 14, 20261,1330
Oct 13, 20261,133-1
Oct 09, 20261,1340
Oct 07, 20261,1340
Oct 06, 20261,134+9
Oct 05, 20261,125-8
Oct 02, 20261,133No prior observation