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LOOMIS SAYLES & CO L P: MRCY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of LOOMIS SAYLES & CO L P on MRCY, newest first. How the timeline and the estimate are built.

LOOMIS SAYLES & CO L P held 681,142 MRCY 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 681,142 shares
    Change vs previous 13F +35,210 shares

    0.1% of the 13F portfolio, value $83,324,101.

    13F-HR 0000312348-26-000034 filed by LOOMIS SAYLES & CO L P
    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 645,932 shares
    Change vs previous 13F -205,885 shares

    0.06% of the 13F portfolio, value $47,094,902.

    13F-HR 0000312348-26-000026 filed by LOOMIS SAYLES & CO L P
    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 851,817 shares
    Change vs previous 13F -32,798 shares

    0.07% of the 13F portfolio, value $62,191,159.

    13F-HR 0000312348-26-000014 filed by LOOMIS SAYLES & CO L P
    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 884,615 shares
    Change vs previous 13F -107,995 shares

    0.08% of the 13F portfolio, value $68,469,201.

    13F-HR 0000312348-25-000035 filed by LOOMIS SAYLES & CO L P
    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 992,610 shares
    Change vs previous 13F +757,216 shares

    0.07% of the 13F portfolio, value $53,461,974.

    13F-HR 0000312348-25-000028 filed by LOOMIS SAYLES & CO L P
    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 235,394 shares
    Change vs previous 13F -16,514 shares

    0.01% of the 13F portfolio, value $10,143,000.

    13F-HR 0000312348-25-000021 filed by LOOMIS SAYLES & CO L P
    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 251,908 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $10,580,000.

    13F-HR 0000312348-25-000014 filed by LOOMIS SAYLES & CO L P
    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 251,908 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $9,321,000.

    13F-HR 0000312348-24-000037 filed by LOOMIS SAYLES & CO L P
    Filed (acceptance time not in the bulk data set), ingested

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