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Contract OI history

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Dec 18, 2026 EXPIRATION

RGEN $200.00 Call

RGEN261218C00200000

Latest saved OI515Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RGEN $200.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5152570 2026-10-09: 515 OI2026-10-13: 515 OI2026-10-14: 515 OI2026-10-15: 515 OI2026-10-16: 515 OI2026-10-21: 515 OI2026-10-23: 515 OI Oct 09, 2026Oct 23, 2026

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

RGEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5150
Oct 21, 20265150
Oct 16, 20265150
Oct 15, 20265150
Oct 14, 20265150
Oct 13, 20265150
Oct 09, 2026515No prior observation