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Contract OI history

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Nov 20, 2026 EXPIRATION

ERAS $10.00 Call

ERAS261120C00010000

Latest saved OI34Oct 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. 34170 2026-10-08: 1 OI2026-10-09: 2 OI2026-10-13: 2 OI2026-10-14: 2 OI2026-10-15: 16 OI2026-10-16: 16 OI2026-10-21: 34 OI2026-10-23: 34 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, 2026Viewing340
Oct 21, 202634+18
Oct 16, 2026160
Oct 15, 202616+14
Oct 14, 202620
Oct 13, 202620
Oct 09, 20262+1
Oct 08, 20261No prior observation