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Dec 18, 2026 EXPIRATION

FER $70.00 Put

FER261218P00070000

Latest saved OI316Oct 20, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
FER $70.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 3161580 2026-10-08: 301 OI2026-10-09: 306 OI2026-10-13: 311 OI2026-10-14: 316 OI2026-10-16: 316 OI2026-10-20: 316 OI Oct 08, 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, 2026Viewing3160
Oct 16, 20263160
Oct 14, 2026316+5
Oct 13, 2026311+5
Oct 09, 2026306+5
Oct 08, 2026301No prior observation