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Contract OI history

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Nov 20, 2026 EXPIRATION

GAP $28.00 Call

GAP261120C00028000

Latest saved OI215Oct 23, 2026
Last change+6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GAP $28.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2151070 2026-10-02: 151 OI2026-10-05: 152 OI2026-10-06: 152 OI2026-10-07: 152 OI2026-10-08: 152 OI2026-10-09: 164 OI2026-10-13: 164 OI2026-10-14: 162 OI2026-10-15: 162 OI2026-10-16: 192 OI2026-10-21: 209 OI2026-10-23: 215 OI Oct 02, 2026Oct 23, 2026

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

GAP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing215+6
Oct 21, 2026209+17
Oct 16, 2026192+30
Oct 15, 20261620
Oct 14, 2026162-2
Oct 13, 20261640
Oct 09, 2026164+12
Oct 08, 20261520
Oct 07, 20261520
Oct 06, 20261520
Oct 05, 2026152+1
Oct 02, 2026151No prior observation