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Contract OI history

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Jan 15, 2027 EXPIRATION

GSK $45.00 Put

GSK270115P00045000

Latest saved OI769Oct 23, 2026
Last change+21vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GSK $45.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7693840 2026-10-02: 632 OI2026-10-05: 635 OI2026-10-06: 737 OI2026-10-07: 737 OI2026-10-09: 743 OI2026-10-13: 743 OI2026-10-14: 743 OI2026-10-15: 746 OI2026-10-16: 748 OI2026-10-21: 748 OI2026-10-23: 769 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, 2026Viewing769+21
Oct 21, 20267480
Oct 16, 2026748+2
Oct 15, 2026746+3
Oct 14, 20267430
Oct 13, 20267430
Oct 09, 2026743+6
Oct 07, 20267370
Oct 06, 2026737+102
Oct 05, 2026635+3
Oct 02, 2026632No prior observation