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Contract OI history

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Jan 21, 2028 EXPIRATION

FOUR $50.00 Call

FOUR280121C00050000

Latest saved OI1,530Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FOUR $50.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,5357670 2026-10-02: 1,535 OI2026-10-05: 1,531 OI2026-10-06: 1,531 OI2026-10-07: 1,531 OI2026-10-08: 1,531 OI2026-10-09: 1,520 OI2026-10-13: 1,520 OI2026-10-14: 1,520 OI2026-10-15: 1,520 OI2026-10-16: 1,520 OI2026-10-21: 1,520 OI2026-10-23: 1,530 OI Oct 02, 2026Oct 23, 2026

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

FOUR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,530+10
Oct 21, 20261,5200
Oct 16, 20261,5200
Oct 15, 20261,5200
Oct 14, 20261,5200
Oct 13, 20261,5200
Oct 09, 20261,520-11
Oct 08, 20261,5310
Oct 07, 20261,5310
Oct 06, 20261,5310
Oct 05, 20261,531-4
Oct 02, 20261,535No prior observation