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READYSTATE ASSET MANAGEMENT LP: MKSI position timeline

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

READYSTATE ASSET MANAGEMENT LP held 0 MKSI shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -55,079 shares

    13F-HR 0001214659-26-001980 filed by READYSTATE ASSET MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 55,079 shares
    Change vs previous 13F -9,073 shares

    0.33% of the 13F portfolio, value $6,817,128.

    13F-HR 0001214659-25-016078 filed by READYSTATE ASSET MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 64,152 shares
    Change vs previous 13F +965 shares

    0.26% of the 13F portfolio, value $6,374,143.

    13F-HR 0001214659-25-011676 filed by READYSTATE ASSET MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 63,187 shares
    Change vs previous 13F +22,541 shares

    0.25% of the 13F portfolio, value $5,064,438.

    13F-HR 0001214659-25-007008 filed by READYSTATE ASSET MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 40,646 shares
    Change vs previous 13F +33,066 shares

    0.18% of the 13F portfolio, value $4,243,036.

    13F-HR 0001214659-25-002845 filed by READYSTATE ASSET MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 7,580 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $824,022.

    13F-HR 0001214659-24-019154 filed by READYSTATE ASSET MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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