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Disclosery

Holocene Advisors, LP: WDC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Holocene Advisors, LP on WDC, newest first. How the timeline and the estimate are built.

Holocene Advisors, LP held 78,542 WDC 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 78,542 shares
    Change vs previous 13F -683,344 shares

    0.11% of the 13F portfolio, value $50,166,346.

    13F-HR 0001172661-26-003735 filed by Holocene Advisors, LP
    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 761,886 shares
    Change vs previous 13F -173,096 shares

    0.5% of the 13F portfolio, value $206,082,544.

    13F-HR 0001172661-26-002328 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 934,982 shares
    Change vs previous 13F -1,335,428 shares

    0.34% of the 13F portfolio, value $161,069,349.

    13F-HR 0001172661-26-001069 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 2,270,410 shares
    Change vs previous 13F -3,265,562 shares

    0.63% of the 13F portfolio, value $272,585,425.

    13F-HR 0001172661-25-005031 filed by Holocene Advisors, LP
    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 5,535,972 shares
    Change vs previous 13F +431,419 shares

    0.87% of the 13F portfolio, value $354,246,848.

    13F-HR 0001172661-25-003485 filed by Holocene Advisors, LP
    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 5,104,553 shares
    Change vs previous 13F +2,090,302 shares

    0.61% of the 13F portfolio, value $206,377,078.

    13F-HR 0001172661-25-002386 filed by Holocene Advisors, LP
    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 3,014,251 shares
    Change vs previous 13F -178,511 shares

    0.58% of the 13F portfolio, value $179,739,787.

    13F-HR 0001172661-25-001140 filed by Holocene Advisors, LP
    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 3,192,762 shares
    Change vs previous 13F not available

    0.88% of the 13F portfolio, value $218,033,717.

    13F-HR 0001172661-24-005174 filed by Holocene Advisors, LP
    Filed (acceptance time not in the bulk data set), ingested

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