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Contract OI history

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Nov 20, 2026 EXPIRATION

GEN $25.00 Call

GEN261120C00025000

Latest saved OI444Oct 23, 2026
Last change+246vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GEN $25.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4442220 2026-10-09: 147 OI2026-10-13: 145 OI2026-10-14: 144 OI2026-10-15: 144 OI2026-10-16: 175 OI2026-10-21: 198 OI2026-10-23: 444 OI Oct 09, 2026Oct 23, 2026

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

GEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing444+246
Oct 21, 2026198+23
Oct 16, 2026175+31
Oct 15, 20261440
Oct 14, 2026144-1
Oct 13, 2026145-2
Oct 09, 2026147No prior observation