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Contract OI history

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Feb 19, 2027 EXPIRATION

GNK $30.00 Call

GNK270219C00030000

Latest saved OI875Oct 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 $30.00 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. 9304650 2026-10-02: 438 OI2026-10-05: 479 OI2026-10-06: 479 OI2026-10-07: 480 OI2026-10-08: 930 OI2026-10-09: 927 OI2026-10-13: 927 OI2026-10-14: 927 OI2026-10-16: 870 OI2026-10-20: 875 OI2026-10-23: 875 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, 20268750
Oct 20, 2026Viewing875+5
Oct 16, 2026870-57
Oct 14, 20269270
Oct 13, 20269270
Oct 09, 2026927-3
Oct 08, 2026930+450
Oct 07, 2026480+1
Oct 06, 20264790
Oct 05, 2026479+41
Oct 02, 2026438No prior observation