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Contract OI history

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Jan 21, 2028 EXPIRATION

RKLB $40.00 Put

RKLB280121P00040000

Latest saved OI3,556Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RKLB $40.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,5561,7780 2026-10-09: 2,646 OI2026-10-13: 3,454 OI2026-10-14: 3,454 OI2026-10-15: 3,465 OI2026-10-16: 3,498 OI2026-10-21: 3,555 OI2026-10-23: 3,556 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, 2026Viewing3,556+1
Oct 21, 20263,555+57
Oct 16, 20263,498+33
Oct 15, 20263,465+11
Oct 14, 20263,4540
Oct 13, 20263,454+808
Oct 09, 20262,646No prior observation