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Contract OI history

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Dec 18, 2026 EXPIRATION

RKLB $55.00 Call

RKLB261218C00055000

Latest saved OI2,882Oct 23, 2026
Last change+617vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RKLB $55.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,8821,4410 2026-10-09: 2,076 OI2026-10-13: 2,071 OI2026-10-14: 2,071 OI2026-10-15: 1,999 OI2026-10-16: 1,916 OI2026-10-21: 2,265 OI2026-10-23: 2,882 OI Oct 09, 2026Oct 23, 2026

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

RKLB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,882+617
Oct 21, 20262,265+349
Oct 16, 20261,916-83
Oct 15, 20261,999-72
Oct 14, 20262,0710
Oct 13, 20262,071-5
Oct 09, 20262,076No prior observation