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Contract OI history

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Mar 19, 2027 EXPIRATION

ERAS $10.00 Call

ERAS270319C00010000

Latest saved OI367Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ERAS $10.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3671830 2026-10-08: 356 OI2026-10-09: 356 OI2026-10-13: 356 OI2026-10-14: 356 OI2026-10-15: 356 OI2026-10-16: 356 OI2026-10-21: 367 OI2026-10-23: 367 OI Oct 08, 2026Oct 23, 2026

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

ERAS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3670
Oct 21, 2026367+11
Oct 16, 20263560
Oct 15, 20263560
Oct 14, 20263560
Oct 13, 20263560
Oct 09, 20263560
Oct 08, 2026356No prior observation