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Contract OI history

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Mar 19, 2027 EXPIRATION

GERN $2.00 Call

GERN270319C00002000

Latest saved OI1,754Oct 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 $2.00 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. 1,7548770 2026-10-08: 1,363 OI2026-10-09: 1,432 OI2026-10-13: 1,432 OI2026-10-14: 1,643 OI2026-10-16: 1,643 OI2026-10-20: 1,754 OI2026-10-23: 1,754 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, 2026Viewing1,7540
Oct 20, 20261,754+111
Oct 16, 20261,6430
Oct 14, 20261,643+211
Oct 13, 20261,4320
Oct 09, 20261,432+69
Oct 08, 20261,363No prior observation