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Disclosery

Aigen Investment Management, LP: REGN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Aigen Investment Management, LP on REGN, newest first. How the timeline and the estimate are built.

Aigen Investment Management, LP held 0 REGN shares at 2025-12-31 per its 13F-HR filed 2026-02-13.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -5,535 shares

    13F-HR 0001420506-26-000345 filed by Aigen Investment Management, LP
    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 ended2025-09-30
    13F 5,535 shares
    Change vs previous 13F -2,931 shares

    0.48% of the 13F portfolio, value $3,112,164.

    13F-HR 0001420506-25-003307 filed by Aigen Investment Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 8,466 shares
    Change vs previous 13F +5,807 shares

    0.61% of the 13F portfolio, value $4,444,650.

    13F-HR 0001420506-25-001832 filed by Aigen Investment Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 2,659 shares
    Change vs previous 13F -3,708 shares

    0.27% of the 13F portfolio, value $1,686,418.

    13F-HR 0001420506-25-000982 filed by Aigen Investment Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 6,367 shares
    Change vs previous 13F +5,644 shares

    0.8% of the 13F portfolio, value $4,535,405.

    13F-HR 0001420506-25-000173 filed by Aigen Investment Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 723 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $760,047.

    13F-HR 0001420506-24-002213 filed by Aigen Investment Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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