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PRICE T ROWE ASSOCIATES INC /MD/: MGNI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PRICE T ROWE ASSOCIATES INC /MD/ on MGNI, newest first. How the timeline and the estimate are built.

PRICE T ROWE ASSOCIATES INC /MD/ held 199,445 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 199,445 shares
    Change vs previous 13F +34,005 shares

    <0.01% of the 13F portfolio, value $3,786,000.

    13F-HR 0000080255-26-000519 filed by PRICE T ROWE ASSOCIATES INC /MD/
    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 165,440 shares
    Change vs previous 13F -546,055 shares

    <0.01% of the 13F portfolio, value $1,966,000.

    13F-HR 0000080255-26-000381 filed by PRICE T ROWE ASSOCIATES INC /MD/
    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 711,495 shares
    Change vs previous 13F -1,836,010 shares

    <0.01% of the 13F portfolio, value $11,549,000.

    13F-HR 0000080255-26-000231 filed by PRICE T ROWE ASSOCIATES INC /MD/
    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 2,547,505 shares
    Change vs previous 13F +2,429,904 shares

    0.01% of the 13F portfolio, value $55,486,000.

    13F-HR 0000080255-25-000782 filed by PRICE T ROWE ASSOCIATES INC /MD/
    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 117,601 shares
    Change vs previous 13F +18,560 shares

    <0.01% of the 13F portfolio, value $2,837,000.

    13F-HR 0000080255-25-000547 filed by PRICE T ROWE ASSOCIATES INC /MD/
    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 99,041 shares
    Change vs previous 13F +4,148 shares

    <0.01% of the 13F portfolio, value $1,131,000.

    13F-HR 0000080255-25-000284 filed by PRICE T ROWE ASSOCIATES INC /MD/
    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 94,893 shares
    Change vs previous 13F +9,075 shares

    <0.01% of the 13F portfolio, value $1,511,000.

    13F-HR 0000080255-25-000216 filed by PRICE T ROWE ASSOCIATES INC /MD/
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 85,818 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,189,000.

    13F-HR 0001897612-24-002014 filed by PRICE T ROWE ASSOCIATES INC /MD/
    Filed (acceptance time not in the bulk data set), ingested

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