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Contract OI history

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Nov 20, 2026 EXPIRATION

BILL $55.00 Call

BILL261120C00055000

Latest saved OI1,143Oct 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
BILL $55.00 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. 1,1435710 2026-10-02: 1,066 OI2026-10-05: 1,066 OI2026-10-06: 1,070 OI2026-10-07: 1,071 OI2026-10-08: 1,079 OI2026-10-09: 1,079 OI2026-10-13: 1,081 OI2026-10-14: 1,082 OI2026-10-15: 1,081 OI2026-10-16: 1,107 OI2026-10-21: 1,141 OI2026-10-23: 1,143 OI Oct 02, 2026Oct 23, 2026

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

BILL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,143+2
Oct 21, 20261,141+34
Oct 16, 20261,107+26
Oct 15, 20261,081-1
Oct 14, 20261,082+1
Oct 13, 20261,081+2
Oct 09, 20261,0790
Oct 08, 20261,079+8
Oct 07, 20261,071+1
Oct 06, 20261,070+4
Oct 05, 20261,0660
Oct 02, 20261,066No prior observation