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Contract OI history

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Jan 21, 2028 EXPIRATION

FOUR $100.00 Call

FOUR280121C00100000

Latest saved OI1,166Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FOUR $100.00 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. 1,1665830 2026-10-02: 1,117 OI2026-10-05: 1,117 OI2026-10-06: 1,118 OI2026-10-07: 1,123 OI2026-10-08: 1,123 OI2026-10-09: 1,123 OI2026-10-13: 1,123 OI2026-10-14: 1,123 OI2026-10-15: 1,123 OI2026-10-16: 1,151 OI2026-10-21: 1,164 OI2026-10-23: 1,166 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, 2026Viewing1,166+2
Oct 21, 20261,164+13
Oct 16, 20261,151+28
Oct 15, 20261,1230
Oct 14, 20261,1230
Oct 13, 20261,1230
Oct 09, 20261,1230
Oct 08, 20261,1230
Oct 07, 20261,123+5
Oct 06, 20261,118+1
Oct 05, 20261,1170
Oct 02, 20261,117No prior observation