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Contract OI history

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May 21, 2027 EXPIRATION

FRO $50.00 Put

FRO270521P00050000

Latest saved OI120Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FRO $50.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 120600 2026-10-02: 104 OI2026-10-05: 104 OI2026-10-06: 105 OI2026-10-07: 105 OI2026-10-08: 105 OI2026-10-09: 105 OI2026-10-13: 119 OI2026-10-14: 119 OI2026-10-15: 119 OI2026-10-16: 119 OI2026-10-21: 120 OI2026-10-23: 120 OI Oct 02, 2026Oct 23, 2026

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

FRO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1200
Oct 21, 2026120+1
Oct 16, 20261190
Oct 15, 20261190
Oct 14, 20261190
Oct 13, 2026119+14
Oct 09, 20261050
Oct 08, 20261050
Oct 07, 20261050
Oct 06, 2026105+1
Oct 05, 20261040
Oct 02, 2026104No prior observation