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PRELUDE CAPITAL MANAGEMENT, LLC: MGNI position timeline

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

PRELUDE CAPITAL MANAGEMENT, LLC held 13,073 MGNI 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 13,073 shares
    Change vs previous 13F -4,816 shares

    0.02% of the 13F portfolio, value $248,126.

    13F-HR 0000945621-26-001059 filed by PRELUDE CAPITAL 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 17,889 shares
    Change vs previous 13F -134,311 shares

    0.02% of the 13F portfolio, value $212,521.

    13F-HR 0000945621-26-000717 filed by PRELUDE CAPITAL 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 152,200 shares
    Change vs previous 13F +38,551 shares

    0.18% of the 13F portfolio, value $2,470,206.

    13F-HR 0000945621-26-000327 filed by PRELUDE CAPITAL MANAGEMENT, LLC
    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 113,649 shares
    Change vs previous 13F -39,902 shares

    0.19% of the 13F portfolio, value $2,475,275.

    13F-HR 0000945621-25-001135 filed by PRELUDE CAPITAL MANAGEMENT, LLC
    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 153,551 shares
    Change vs previous 13F +138,573 shares

    0.36% of the 13F portfolio, value $3,703,650.

    13F-HR 0000945621-25-000769 filed by PRELUDE CAPITAL MANAGEMENT, LLC
    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 14,978 shares
    Change vs previous 13F +14,978 shares

    0.02% of the 13F portfolio, value $170,899.

    13F-HR 0000945621-25-000489 filed by PRELUDE CAPITAL MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F/A 0 shares
    Change vs previous 13F not available

    13F-HR/A 0000945621-24-000950 filed by PRELUDE CAPITAL MANAGEMENT, 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.