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T. Rowe Price Investment Management, Inc.: MKTX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of T. Rowe Price Investment Management, Inc. on MKTX, newest first. How the timeline and the estimate are built.

T. Rowe Price Investment Management, Inc. held 43,842 MKTX 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 43,842 shares
    Change vs previous 13F -436 shares

    <0.01% of the 13F portfolio, value $4,976,000.

    13F-HR 0001897612-26-000578 filed by T. Rowe Price Investment Management, 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 44,278 shares
    Change vs previous 13F -71,926 shares

    0.01% of the 13F portfolio, value $7,305,000.

    13F-HR 0001897612-26-000460 filed by T. Rowe Price Investment Management, 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/A 116,204 shares
    Change vs previous 13F -1,254,490 shares

    0.01% of the 13F portfolio, value $21,062,000.

    13F-HR/A 0001897612-26-000299 filed by T. Rowe Price Investment Management, 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 1,370,694 shares
    Change vs previous 13F -961,294 shares

    0.15% of the 13F portfolio, value $238,844,000.

    13F-HR 0001897612-25-000511 filed by T. Rowe Price Investment Management, 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 2,331,988 shares
    Change vs previous 13F +8,973 shares

    0.33% of the 13F portfolio, value $520,827,000.

    13F-HR 0000080255-25-000548 filed by T. Rowe Price Investment Management, 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 2,323,015 shares
    Change vs previous 13F +24,606 shares

    0.33% of the 13F portfolio, value $502,585,000.

    13F-HR 0000080255-25-000283 filed by T. Rowe Price Investment Management, 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 2,298,409 shares
    Change vs previous 13F +236,118 shares

    0.32% of the 13F portfolio, value $519,533,000.

    13F-HR 0000080255-25-000217 filed by T. Rowe Price Investment Management, Inc.
    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 2,062,291 shares
    Change vs previous 13F not available

    0.32% of the 13F portfolio, value $528,359,000.

    13F-HR 0001897612-24-002015 filed by T. Rowe Price Investment Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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