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ROYCE & ASSOCIATES LP: MKSI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ROYCE & ASSOCIATES LP on MKSI, newest first. How the timeline and the estimate are built.

ROYCE & ASSOCIATES LP held 261,567 MKSI 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 261,567 shares
    Change vs previous 13F -142,103 shares

    0.94% of the 13F portfolio, value $116,345,002.

    13F-HR 0000906304-26-000154 filed by ROYCE & ASSOCIATES LP
    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 403,670 shares
    Change vs previous 13F -212,935 shares

    0.92% of the 13F portfolio, value $92,767,403.

    13F-HR 0000906304-26-000094 filed by ROYCE & ASSOCIATES LP
    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 616,605 shares
    Change vs previous 13F -210,522 shares

    1% of the 13F portfolio, value $98,533,479.

    13F-HR 0000906304-26-000037 filed by ROYCE & ASSOCIATES LP
    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 827,127 shares
    Change vs previous 13F -87,984 shares

    1.02% of the 13F portfolio, value $102,373,509.

    13F-HR 0000906304-25-000248 filed by ROYCE & ASSOCIATES LP
    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 915,111 shares
    Change vs previous 13F +121,867 shares

    0.93% of the 13F portfolio, value $90,925,429.

    13F-HR 0000906304-25-000173 filed by ROYCE & ASSOCIATES LP
    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 793,244 shares
    Change vs previous 13F +53,800 shares

    0.69% of the 13F portfolio, value $63,578,507.

    13F-HR 0000906304-25-000113 filed by ROYCE & ASSOCIATES LP
    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 739,444 shares
    Change vs previous 13F -23,950 shares

    0.72% of the 13F portfolio, value $77,190,559.

    13F-HR 0000906304-25-000062 filed by ROYCE & ASSOCIATES LP
    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 763,394 shares
    Change vs previous 13F not available

    0.75% of the 13F portfolio, value $82,988,562.

    13F-HR 0000906304-24-000143 filed by ROYCE & ASSOCIATES LP
    Filed (acceptance time not in the bulk data set), ingested

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