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Contract OI history

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Apr 16, 2027 EXPIRATION

RKLB $40.00 Put

RKLB270416P00040000

Latest saved OI537Oct 23, 2026
Last change+20vs 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. 5372680 2026-10-09: 518 OI2026-10-13: 522 OI2026-10-14: 522 OI2026-10-15: 522 OI2026-10-16: 449 OI2026-10-21: 517 OI2026-10-23: 537 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, 2026Viewing537+20
Oct 21, 2026517+68
Oct 16, 2026449-73
Oct 15, 20265220
Oct 14, 20265220
Oct 13, 2026522+4
Oct 09, 2026518No prior observation