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Greenhaven Road Investment Management, L.P.: PAR 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 PAR, newest first. How the timeline and the estimate are built.

Greenhaven Road Investment Management, L.P. held 817,888 PAR 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 817,888 shares
    Change vs previous 13F +7,444 shares

    9.25% of the 13F portfolio, value $14,247,609.

    13F-HR 0001420506-26-001699 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).

  2. period ended2026-03-31
    13F 810,444 shares
    Change vs previous 13F -76,439 shares

    7.43% of the 13F portfolio, value $10,803,219.

    13F-HR 0001420506-26-001077 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 ended2025-12-31
    13F 886,883 shares
    Change vs previous 13F -86,315 shares

    13.94% of the 13F portfolio, value $32,176,115.

    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).

  4. period ended2025-09-30
    13F/A 973,198 shares
    Change vs previous 13F -21,816 shares

    15.89% of the 13F portfolio, value $38,519,177.

    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).

  5. period ended2025-06-30
    13F 995,014 shares
    Change vs previous 13F -12,275 shares

    24.24% of the 13F portfolio, value $69,024,121.

    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).

  6. period ended2025-03-31
    13F 1,007,289 shares
    Change vs previous 13F +129,031 shares

    25.41% of the 13F portfolio, value $61,787,107.

    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).

  7. period ended2024-12-31
    13F 878,258 shares
    Change vs previous 13F -322,116 shares

    24.67% of the 13F portfolio, value $63,823,009.

    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).

  8. period ended2024-09-30
    13F 1,200,374 shares
    Change vs previous 13F not available

    26.6% of the 13F portfolio, value $62,515,478.

    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).