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Disclosery

Nebula Research & Development LLC: BIRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Nebula Research & Development LLC on BIRK, newest first. How the timeline and the estimate are built.

Nebula Research & Development LLC held 0 BIRK shares at 2025-09-30 per its 13F-HR filed 2025-11-21.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -97,846 shares

    13F-HR 0001172661-25-005220 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-06-30
    13F 97,846 shares
    Change vs previous 13F +35,670 shares

    0.41% of the 13F portfolio, value $4,812,066.

    13F-HR 0001172661-25-003314 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 62,176 shares
    Change vs previous 13F +26,201 shares

    0.26% of the 13F portfolio, value $2,850,770.

    13F-HR 0001172661-25-001974 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 35,975 shares
    Change vs previous 13F not available

    0.24% of the 13F portfolio, value $2,038,343.

    13F-HR 0001172661-25-001025 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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