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Contract OI history

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Jan 19, 2029 EXPIRATION

GSK $25.00 Call

GSK290119C00025000

Latest saved OI99Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GSK $25.00 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. 99490 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-07: 1 OI2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-15: 99 OI2026-10-16: 99 OI2026-10-21: 99 OI2026-10-23: 99 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, 2026Viewing990
Oct 21, 2026990
Oct 16, 2026990
Oct 15, 202699+98
Oct 14, 202610
Oct 13, 202610
Oct 09, 202610
Oct 07, 202610
Oct 06, 202610
Oct 05, 202610
Oct 02, 20261No prior observation