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D. E. Shaw & Co., Inc.: MAGN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of D. E. Shaw & Co., Inc. on MAGN, newest first. How the timeline and the estimate are built.

D. E. Shaw & Co., Inc. held 789,745 MAGN 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 789,745 shares
    Change vs previous 13F -106,470 shares

    0.01% of the 13F portfolio, value $9,279,504.

    13F-HR 0001104659-26-097217 filed by D. E. Shaw & Co., Inc.
    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 896,215 shares
    Change vs previous 13F +90,522 shares

    0.01% of the 13F portfolio, value $8,523,005.

    13F-HR 0001104659-26-062472 filed by D. E. Shaw & Co., Inc.
    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 805,693 shares
    Change vs previous 13F +546,484 shares

    0.01% of the 13F portfolio, value $12,198,192.

    13F-HR 0001104659-26-016332 filed by D. E. Shaw & Co., Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 259,209 shares
    Change vs previous 13F -196,595 shares

    <0.01% of the 13F portfolio, value $3,037,929.

    13F-HR 0001104659-25-112505 filed by D. E. Shaw & Co., Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 455,804 shares
    Change vs previous 13F -296,748 shares

    0.01% of the 13F portfolio, value $5,506,112.

    13F-HR 0001104659-25-078542 filed by D. E. Shaw & Co., Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 752,552 shares
    Change vs previous 13F +54,506 shares

    0.02% of the 13F portfolio, value $13,666,344.

    13F-HR 0001104659-25-049422 filed by D. E. Shaw & Co., Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 698,046 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $12,683,496.

    13F-HR 0001104659-25-014028 filed by D. E. Shaw & Co., Inc.
    Filed (acceptance time not in the bulk data set), ingested

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