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Contract OI history

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Jun 17, 2027 EXPIRATION

FER $35.00 Put

FER270617P00035000

Latest saved OI0Oct 20, 2026
Last change0vs previous saved observation
Saved market days2Oct 16, 2026 onwards
Daily open interest Hover a point for its date and OI
FER $35.00 put open interest history 2 saved observations from 2026-10-16 to 2026-10-20. Exact values and changes are listed in the table below. 10 2026-10-16: 0 OI2026-10-20: 0 OI Oct 16, 2026Oct 20, 2026

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

FER contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing00
Oct 16, 20260No prior observation