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LOOMIS SAYLES & CO L P: OSW position timeline

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

LOOMIS SAYLES & CO L P held 1,805,951 OSW 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 1,805,951 shares
    Change vs previous 13F -128,888 shares

    0.06% of the 13F portfolio, value $51,000,056.

    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 1,934,839 shares
    Change vs previous 13F -161,429 shares

    0.06% of the 13F portfolio, value $44,404,555.

    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 2,096,268 shares
    Change vs previous 13F -97,933 shares

    0.05% of the 13F portfolio, value $43,476,598.

    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 2,194,201 shares
    Change vs previous 13F +190,054 shares

    0.06% of the 13F portfolio, value $46,385,409.

    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 2,004,147 shares
    Change vs previous 13F +211,113 shares

    0.05% of the 13F portfolio, value $40,864,557.

    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 1,793,034 shares
    Change vs previous 13F +262,509 shares

    0.04% of the 13F portfolio, value $30,105,000.

    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 1,530,525 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $30,457,000.

    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).