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Contract OI history

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Nov 20, 2026 EXPIRATION

GERN $1.50 Call

GERN261120C00001500

Latest saved OI986Oct 23, 2026
Last change+605vs 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. 9864930 2026-10-08: 327 OI2026-10-09: 327 OI2026-10-13: 334 OI2026-10-14: 342 OI2026-10-16: 362 OI2026-10-20: 381 OI2026-10-23: 986 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, 2026Viewing986+605
Oct 20, 2026381+19
Oct 16, 2026362+20
Oct 14, 2026342+8
Oct 13, 2026334+7
Oct 09, 20263270
Oct 08, 2026327No prior observation