OITracker Cboe delayed data

Contract OI history

Back to CGEN

Mar 19, 2027 EXPIRATION

CGEN $2.50 Call

CGEN270319C00002500

Latest saved OI620Oct 23, 2026
Last change+93vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CGEN $2.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6203100 2026-10-09: 171 OI2026-10-13: 359 OI2026-10-14: 360 OI2026-10-16: 360 OI2026-10-20: 527 OI2026-10-23: 620 OI Oct 09, 2026Oct 23, 2026

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

CGEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing620+93
Oct 20, 2026527+167
Oct 16, 20263600
Oct 14, 2026360+1
Oct 13, 2026359+188
Oct 09, 2026171No prior observation