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Contract OI history

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Apr 16, 2027 EXPIRATION

CLGN $2.50 Call

CLGN1270416C00002500

Latest saved OI108Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CLGN $2.50 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. 108540 2026-10-08: 108 OI2026-10-09: 108 OI2026-10-13: 108 OI2026-10-14: 108 OI2026-10-16: 108 OI2026-10-20: 108 OI2026-10-23: 108 OI Oct 08, 2026Oct 23, 2026

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

CLGN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1080
Oct 20, 20261080
Oct 16, 20261080
Oct 14, 20261080
Oct 13, 20261080
Oct 09, 20261080
Oct 08, 2026108No prior observation