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Greenhaven Road Investment Management, L.P.: SOC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Greenhaven Road Investment Management, L.P. on SOC, newest first. How the timeline and the estimate are built.

Greenhaven Road Investment Management, L.P. held 0 SOC shares at 2025-12-31 per its 13F-HR filed 2026-02-13.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -289,345 shares

    13F-HR 0001420506-26-000339 filed by Greenhaven Road Investment Management, L.P.
    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/A 289,345 shares
    Change vs previous 13F -356,544 shares

    2.08% of the 13F portfolio, value $5,051,964.

    13F-HR/A 0001420506-25-003515 filed by Greenhaven Road Investment Management, L.P.
    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 645,889 shares
    Change vs previous 13F +45,000 shares

    4.98% of the 13F portfolio, value $14,196,640.

    13F-HR 0001420506-25-001976 filed by Greenhaven Road Investment Management, L.P.
    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 600,889 shares
    Change vs previous 13F -22,475 shares

    6.27% of the 13F portfolio, value $15,244,554.

    13F-HR 0001420506-25-000872 filed by Greenhaven Road Investment Management, L.P.
    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 623,364 shares
    Change vs previous 13F +121,751 shares

    5.52% of the 13F portfolio, value $14,275,036.

    13F-HR 0001420506-25-000362 filed by Greenhaven Road Investment Management, L.P.
    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 501,613 shares
    Change vs previous 13F not available

    5.04% of the 13F portfolio, value $11,853,115.

    13F-HR 0001741129-24-000006 filed by Greenhaven Road Investment Management, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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