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Contract OI history

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Jan 15, 2027 EXPIRATION

GERN $1000.00 Call

GERN270115C00001000

Latest saved OI1,903Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GERN $1000.00 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. 1,9039510 2026-10-08: 1,893 OI2026-10-09: 1,893 OI2026-10-13: 1,895 OI2026-10-14: 1,895 OI2026-10-16: 1,897 OI2026-10-20: 1,901 OI2026-10-23: 1,903 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, 2026Viewing1,903+2
Oct 20, 20261,901+4
Oct 16, 20261,897+2
Oct 14, 20261,8950
Oct 13, 20261,895+2
Oct 09, 20261,8930
Oct 08, 20261,893No prior observation