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LOOMIS SAYLES & CO L P: WK position timeline

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

LOOMIS SAYLES & CO L P held 487,357 WK 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 487,357 shares
    Change vs previous 13F -27,579 shares

    0.03% of the 13F portfolio, value $23,641,688.

    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 514,936 shares
    Change vs previous 13F +61,485 shares

    0.04% of the 13F portfolio, value $30,705,633.

    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 453,451 shares
    Change vs previous 13F -37,485 shares

    0.05% of the 13F portfolio, value $39,110,148.

    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 490,936 shares
    Change vs previous 13F -153,695 shares

    0.05% of the 13F portfolio, value $42,259,771.

    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 644,631 shares
    Change vs previous 13F -152,552 shares

    0.06% of the 13F portfolio, value $44,124,992.

    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 797,183 shares
    Change vs previous 13F -17,399 shares

    0.09% of the 13F portfolio, value $60,514,000.

    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 814,582 shares
    Change vs previous 13F +86,207 shares

    0.11% of the 13F portfolio, value $89,197,000.

    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 728,375 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $57,629,000.

    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).