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FRED ALGER MANAGEMENT, LLC: RKLB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FRED ALGER MANAGEMENT, LLC on RKLB, newest first. How the timeline and the estimate are built.

FRED ALGER MANAGEMENT, LLC held 115,801 RKLB shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 115,801 shares
    Change vs previous 13F +90,290 shares

    0.04% of the 13F portfolio, value $11,771,172.

    13F-HR 0001193125-26-352250 filed by FRED ALGER MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 25,511 shares
    Change vs previous 13F -16,595 shares

    0.01% of the 13F portfolio, value $1,638,316.

    13F-HR 0001193125-26-226659 filed by FRED ALGER MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 42,106 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,937,315.

    13F-HR 0001193125-26-052991 filed by FRED ALGER MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).