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Disclosery

SPROTT INC.: WLK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SPROTT INC. on WLK, newest first. How the timeline and the estimate are built.

SPROTT INC. held 160,110 WLK shares at 2026-06-30 per its 13F-HR filed 2026-07-28.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 160,110 shares
    Change vs previous 13F +27,500 shares

    0.39% of the 13F portfolio, value $11,688,030.

    13F-HR 0001512920-26-000014 filed by SPROTT INC.
    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 132,610 shares
    Change vs previous 13F -7,390 shares

    0.47% of the 13F portfolio, value $15,491,500.

    13F-HR 0001512920-26-000012 filed by SPROTT INC.
    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 140,000 shares
    Change vs previous 13F +10,000 shares

    0.37% of the 13F portfolio, value $10,351,600.

    13F-HR 0001512920-26-000002 filed by SPROTT INC.
    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 130,000 shares
    Change vs previous 13F +5,000 shares

    0.38% of the 13F portfolio, value $10,017,800.

    13F-HR 0001512920-25-000014 filed by SPROTT INC.
    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 125,000 shares
    Change vs previous 13F +35,000 shares

    0.47% of the 13F portfolio, value $9,491,250.

    13F-HR 0001512920-25-000007 filed by SPROTT INC.
    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 90,000 shares
    Change vs previous 13F +25,000 shares

    0.53% of the 13F portfolio, value $9,002,700.

    13F-HR 0001512920-25-000003 filed by SPROTT INC.
    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 65,000 shares
    Change vs previous 13F 0 shares

    0.5% of the 13F portfolio, value $7,452,250.

    13F-HR 0001512920-25-000001 filed by SPROTT INC.
    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 65,000 shares
    Change vs previous 13F not available

    0.62% of the 13F portfolio, value $9,768,850.

    13F-HR 0001512920-24-000005 filed by SPROTT INC.
    Filed (acceptance time not in the bulk data set), ingested

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