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Contract OI history

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May 21, 2027 EXPIRATION

BORR $4.00 Call

BORR270521C00004000

Latest saved OI496Oct 23, 2026
Last change+8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BORR $4.00 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. 4962480 2026-10-02: 129 OI2026-10-05: 129 OI2026-10-06: 180 OI2026-10-07: 230 OI2026-10-08: 231 OI2026-10-09: 231 OI2026-10-13: 302 OI2026-10-14: 319 OI2026-10-15: 330 OI2026-10-16: 488 OI2026-10-21: 488 OI2026-10-23: 496 OI Oct 02, 2026Oct 23, 2026

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

BORR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing496+8
Oct 21, 20264880
Oct 16, 2026488+158
Oct 15, 2026330+11
Oct 14, 2026319+17
Oct 13, 2026302+71
Oct 09, 20262310
Oct 08, 2026231+1
Oct 07, 2026230+50
Oct 06, 2026180+51
Oct 05, 20261290
Oct 02, 2026129No prior observation