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Disclosery

Silphium Asset Management Ltd: MCK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Silphium Asset Management Ltd on MCK, newest first. How the timeline and the estimate are built.

Silphium Asset Management Ltd held 1,821 MCK shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,821 shares
    Change vs previous 13F +190 shares

    0.46% of the 13F portfolio, value $1,375,948.

    13F-HR 0000919574-26-004683 filed by Silphium Asset Management Ltd
    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 1,631 shares
    Change vs previous 13F -320 shares

    0.53% of the 13F portfolio, value $1,411,402.

    13F-HR 0000919574-26-002639 filed by Silphium Asset Management Ltd
    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 1,951 shares
    Change vs previous 13F -1,892 shares

    0.68% of the 13F portfolio, value $1,600,386.

    13F-HR 0000919574-26-000476 filed by Silphium Asset Management Ltd
    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 3,843 shares
    Change vs previous 13F 0 shares

    0.88% of the 13F portfolio, value $2,968,871.

    13F-HR 0000919574-25-006407 filed by Silphium Asset Management Ltd
    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 3,843 shares
    Change vs previous 13F -737 shares

    1% of the 13F portfolio, value $2,816,074.

    13F-HR 0000919574-25-004495 filed by Silphium Asset Management Ltd
    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 4,580 shares
    Change vs previous 13F 0 shares

    2.48% of the 13F portfolio, value $3,082,294.

    13F-HR 0000919574-25-002661 filed by Silphium Asset Management Ltd
    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 4,580 shares
    Change vs previous 13F not available

    0.95% of the 13F portfolio, value $2,610,188.

    13F-HR 0000919574-25-000828 filed by Silphium Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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