OITracker Cboe delayed data

Contract OI history

Back to GEN

Nov 20, 2026 EXPIRATION

GEN $26.00 Call

GEN261120C00026000

Latest saved OI1,079Oct 23, 2026
Last change+57vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GEN $26.00 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. 1,0795390 2026-10-09: 374 OI2026-10-13: 379 OI2026-10-14: 384 OI2026-10-15: 501 OI2026-10-16: 1,002 OI2026-10-21: 1,022 OI2026-10-23: 1,079 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, 2026Viewing1,079+57
Oct 21, 20261,022+20
Oct 16, 20261,002+501
Oct 15, 2026501+117
Oct 14, 2026384+5
Oct 13, 2026379+5
Oct 09, 2026374No prior observation