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Contract OI history

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Nov 20, 2026 EXPIRATION

GNK $25.00 Put

GNK261120P00025000

Latest saved OI174Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GNK $25.00 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. 174870 2026-10-02: 157 OI2026-10-05: 157 OI2026-10-06: 157 OI2026-10-07: 160 OI2026-10-08: 160 OI2026-10-09: 160 OI2026-10-13: 170 OI2026-10-14: 170 OI2026-10-16: 170 OI2026-10-20: 174 OI2026-10-23: 174 OI Oct 02, 2026Oct 23, 2026

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

GNK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1740
Oct 20, 2026174+4
Oct 16, 20261700
Oct 14, 20261700
Oct 13, 2026170+10
Oct 09, 20261600
Oct 08, 20261600
Oct 07, 2026160+3
Oct 06, 20261570
Oct 05, 20261570
Oct 02, 2026157No prior observation