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Disclosery

GAMMA Investing LLC: MKSI position timeline

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

GAMMA Investing LLC held 3,667 MKSI shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 3,667 shares
    Change vs previous 13F +436 shares

    0.03% of the 13F portfolio, value $973,075.

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 3,231 shares
    Change vs previous 13F +174 shares

    0.05% of the 13F portfolio, value $1,437,149.

    13F-HR 0002010235-26-000005 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 3,057 shares
    Change vs previous 13F +195 shares

    0.03% of the 13F portfolio, value $702,529.

    13F-HR 0002010235-26-000003 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 2,862 shares
    Change vs previous 13F +376 shares

    0.02% of the 13F portfolio, value $457,348.

    13F-HR 0002010235-26-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 2,486 shares
    Change vs previous 13F -43 shares

    0.02% of the 13F portfolio, value $307,692.

    13F-HR 0002010235-25-000009 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 2,529 shares
    Change vs previous 13F +1,340 shares

    0.02% of the 13F portfolio, value $251,281.

    13F-HR 0002010235-25-000007 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F/A 1,189 shares
    Change vs previous 13F +58 shares

    0.01% of the 13F portfolio, value $95,298.

    13F-HR/A 0002010235-25-000006 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 1,131 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $118,065.

    13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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