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Contract OI history

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Jan 21, 2028 EXPIRATION

BOX $40.00 Call

BOX280121C00040000

Latest saved OI138Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BOX $40.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 143710 2026-10-02: 140 OI2026-10-05: 140 OI2026-10-06: 140 OI2026-10-07: 140 OI2026-10-08: 140 OI2026-10-13: 142 OI2026-10-14: 143 OI2026-10-15: 143 OI2026-10-16: 138 OI2026-10-20: 138 OI2026-10-23: 138 OI Oct 02, 2026Oct 23, 2026

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

BOX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1380
Oct 20, 20261380
Oct 16, 2026138-5
Oct 15, 20261430
Oct 14, 2026143+1
Oct 13, 2026142+2
Oct 08, 20261400
Oct 07, 20261400
Oct 06, 20261400
Oct 05, 20261400
Oct 02, 2026140No prior observation