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Contract OI history

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Dec 18, 2026 EXPIRATION

GPK $10.00 Put

GPK261218P00010000

Latest saved OI965Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GPK $10.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9654820 2026-10-02: 961 OI2026-10-05: 961 OI2026-10-06: 961 OI2026-10-07: 961 OI2026-10-08: 961 OI2026-10-09: 961 OI2026-10-13: 961 OI2026-10-14: 965 OI2026-10-15: 965 OI2026-10-16: 965 OI2026-10-21: 965 OI2026-10-23: 965 OI Oct 02, 2026Oct 23, 2026

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

GPK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9650
Oct 21, 20269650
Oct 16, 20269650
Oct 15, 20269650
Oct 14, 2026965+4
Oct 13, 20269610
Oct 09, 20269610
Oct 08, 20269610
Oct 07, 20269610
Oct 06, 20269610
Oct 05, 20269610
Oct 02, 2026961No prior observation