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Contract OI history

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Jan 21, 2028 EXPIRATION

ATYR $500.00 Call

ATYR280121C00000500

Latest saved OI3,243Oct 23, 2026
Last change+1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ATYR $500.00 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. 3,2431,6210 2026-10-09: 2,955 OI2026-10-13: 3,220 OI2026-10-14: 3,229 OI2026-10-16: 3,240 OI2026-10-21: 3,242 OI2026-10-23: 3,243 OI Oct 09, 2026Oct 23, 2026

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

ATYR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,243+1
Oct 21, 20263,242+2
Oct 16, 20263,240+11
Oct 14, 20263,229+9
Oct 13, 20263,220+265
Oct 09, 20262,955No prior observation