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Contract OI history

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Dec 18, 2026 EXPIRATION

GBX $45.00 Call

GBX261218C00045000

Latest saved OI113Oct 23, 2026
Last change+4vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GBX $45.00 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. 113560 2026-10-02: 105 OI2026-10-05: 105 OI2026-10-06: 107 OI2026-10-07: 107 OI2026-10-08: 107 OI2026-10-09: 107 OI2026-10-13: 107 OI2026-10-14: 107 OI2026-10-16: 109 OI2026-10-20: 109 OI2026-10-23: 113 OI Oct 02, 2026Oct 23, 2026

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

GBX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing113+4
Oct 20, 20261090
Oct 16, 2026109+2
Oct 14, 20261070
Oct 13, 20261070
Oct 09, 20261070
Oct 08, 20261070
Oct 07, 20261070
Oct 06, 2026107+2
Oct 05, 20261050
Oct 02, 2026105No prior observation