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Contract OI history

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Nov 20, 2026 EXPIRATION

RAMP $37.50 Call

RAMP261120C00037500

Latest saved OI952Oct 23, 2026
Last change+65vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RAMP $37.50 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. 9524760 2026-10-02: 616 OI2026-10-05: 616 OI2026-10-06: 616 OI2026-10-07: 616 OI2026-10-08: 616 OI2026-10-09: 616 OI2026-10-13: 616 OI2026-10-14: 833 OI2026-10-16: 833 OI2026-10-20: 887 OI2026-10-23: 952 OI Oct 02, 2026Oct 23, 2026

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

RAMP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing952+65
Oct 20, 2026887+54
Oct 16, 20268330
Oct 14, 2026833+217
Oct 13, 20266160
Oct 09, 20266160
Oct 08, 20266160
Oct 07, 20266160
Oct 06, 20266160
Oct 05, 20266160
Oct 02, 2026616No prior observation