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Disclosery

Channing Capital Management, LLC: MKSI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Channing Capital Management, LLC on MKSI, newest first. How the timeline and the estimate are built.

Channing Capital Management, LLC held 26,998 MKSI shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 26,998 shares
    Change vs previous 13F -17,408 shares

    0.28% of the 13F portfolio, value $12,008,710.

    13F-HR 0001172661-26-002913 filed by Channing Capital Management, LLC
    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 44,406 shares
    Change vs previous 13F -486,773 shares

    0.26% of the 13F portfolio, value $10,204,943.

    13F-HR 0001172661-26-001835 filed by Channing Capital Management, LLC
    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 531,179 shares
    Change vs previous 13F -212,983 shares

    2.18% of the 13F portfolio, value $84,882,404.

    13F-HR 0001172661-26-000746 filed by Channing Capital Management, LLC
    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 744,162 shares
    Change vs previous 13F -247,136 shares

    2.43% of the 13F portfolio, value $92,104,931.

    13F-HR 0001172661-25-004659 filed by Channing Capital Management, LLC
    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 991,298 shares
    Change vs previous 13F +438,338 shares

    2.74% of the 13F portfolio, value $98,495,369.

    13F-HR 0001172661-25-003143 filed by Channing Capital Management, LLC
    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 552,960 shares
    Change vs previous 13F not available

    1.34% of the 13F portfolio, value $44,319,744.

    13F-HR 0001172661-25-001815 filed by Channing Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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