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Contract OI history

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Dec 18, 2026 EXPIRATION

GERN $1.50 Call

GERN261218C00001500

Latest saved OI996Oct 23, 2026
Last change+24vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GERN $1.50 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. 9964980 2026-10-08: 911 OI2026-10-09: 911 OI2026-10-13: 909 OI2026-10-14: 909 OI2026-10-16: 920 OI2026-10-20: 972 OI2026-10-23: 996 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, 2026Viewing996+24
Oct 20, 2026972+52
Oct 16, 2026920+11
Oct 14, 20269090
Oct 13, 2026909-2
Oct 09, 20269110
Oct 08, 2026911No prior observation