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Contract OI history

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Dec 18, 2026 EXPIRATION

RAMP $40.00 Call

RAMP261218C00040000

Latest saved OI276Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RAMP $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. 2761380 2026-10-02: 274 OI2026-10-05: 274 OI2026-10-06: 274 OI2026-10-07: 274 OI2026-10-08: 274 OI2026-10-09: 274 OI2026-10-13: 274 OI2026-10-14: 274 OI2026-10-16: 274 OI2026-10-20: 276 OI2026-10-23: 276 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, 2026Viewing2760
Oct 20, 2026276+2
Oct 16, 20262740
Oct 14, 20262740
Oct 13, 20262740
Oct 09, 20262740
Oct 08, 20262740
Oct 07, 20262740
Oct 06, 20262740
Oct 05, 20262740
Oct 02, 2026274No prior observation