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AQR CAPITAL MANAGEMENT LLC: MKSI position timeline

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

AQR CAPITAL MANAGEMENT LLC held 638,333 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 638,333 shares
    Change vs previous 13F +21,836 shares

    0.1% of the 13F portfolio, value $280,240,931.

    13F-HR 0001167557-26-000226 filed by AQR 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 616,497 shares
    Change vs previous 13F +379,745 shares

    0.06% of the 13F portfolio, value $136,862,293.

    13F-HR 0001167557-26-000115 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • AQR Arbitrage LLC: 0 shares
    • AQR CAPITAL MANAGEMENT LLC: 616,497 shares

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

  3. period ended2025-12-31
    13F 236,752 shares
    Change vs previous 13F +29,411 shares

    0.02% of the 13F portfolio, value $37,833,044.

    13F-HR 0001085146-26-000240 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • AQR Arbitrage LLC: 40,090 shares
    • AQR CAPITAL MANAGEMENT LLC: 196,662 shares

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

  4. period ended2025-09-30
    13F 207,341 shares
    Change vs previous 13F -11,205 shares

    0.02% of the 13F portfolio, value $25,478,113.

    13F-HR 0001167557-25-000065 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • AQR Arbitrage LLC: 37,344 shares
    • AQR CAPITAL MANAGEMENT LLC: 169,997 shares

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

  5. period ended2025-06-30
    13F 218,546 shares
    Change vs previous 13F +118,135 shares

    0.02% of the 13F portfolio, value $21,714,767.

    13F-HR 0001085146-25-005295 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • AQR Arbitrage LLC: 33,499 shares
    • AQR CAPITAL MANAGEMENT LLC: 185,047 shares

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

  6. period ended2025-03-31
    13F 100,411 shares
    Change vs previous 13F +41,603 shares

    0.01% of the 13F portfolio, value $7,914,923.

    13F-HR 0001085146-25-003311 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • AQR Arbitrage LLC: 30,200 shares
    • AQR CAPITAL MANAGEMENT LLC: 70,211 shares

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

  7. period ended2024-12-31
    13F 58,808 shares
    Change vs previous 13F -76,124 shares

    0.01% of the 13F portfolio, value $6,138,984.

    13F-HR 0001085146-25-001702 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 134,932 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $14,668,476.

    13F-HR 0001085146-24-005943 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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