OITracker Cboe delayed data

Contract OI history

Back to GERN

Jan 15, 2027 EXPIRATION

GERN $4.50 Call

GERN270115C00004500

Latest saved OI190Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GERN $4.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 190950 2026-10-08: 190 OI2026-10-09: 190 OI2026-10-13: 190 OI2026-10-14: 190 OI2026-10-16: 190 OI2026-10-20: 190 OI2026-10-23: 190 OI Oct 08, 2026Oct 23, 2026

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

GERN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1900
Oct 20, 20261900
Oct 16, 20261900
Oct 14, 20261900
Oct 13, 20261900
Oct 09, 20261900
Oct 08, 2026190No prior observation