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Contract OI history

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Jan 21, 2028 EXPIRATION

JANX $17.50 Call

JANX280121C00017500

Latest saved OI508Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
JANX $17.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5082540 2026-10-09: 347 OI2026-10-13: 343 OI2026-10-14: 400 OI2026-10-16: 508 OI2026-10-20: 508 OI2026-10-23: 508 OI Oct 09, 2026Oct 23, 2026

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

JANX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5080
Oct 20, 20265080
Oct 16, 2026508+108
Oct 14, 2026400+57
Oct 13, 2026343-4
Oct 09, 2026347No prior observation