Skip to content
Disclosery

BLAIR WILLIAM & CO/IL: GNRC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on GNRC, newest first. How the timeline and the estimate are built.

BLAIR WILLIAM & CO/IL held 325,426 GNRC shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 325,426 shares
    Change vs previous 13F -21,404 shares

    0.25% of the 13F portfolio, value $95,287,889.

    13F-HR 0001104659-26-093821 filed by BLAIR WILLIAM & CO/IL
    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 346,830 shares
    Change vs previous 13F +41,181 shares

    0.19% of the 13F portfolio, value $67,746,278.

    13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
    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 305,649 shares
    Change vs previous 13F +63,499 shares

    0.11% of the 13F portfolio, value $41,681,373.

    13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
    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 242,150 shares
    Change vs previous 13F +16,182 shares

    0.11% of the 13F portfolio, value $40,535,933.

    13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
    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 225,968 shares
    Change vs previous 13F -253,597 shares

    0.09% of the 13F portfolio, value $32,360,940.

    13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
    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 479,565 shares
    Change vs previous 13F -33,884 shares

    0.18% of the 13F portfolio, value $60,736,963.

    13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
    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 513,449 shares
    Change vs previous 13F +16,432 shares

    0.23% of the 13F portfolio, value $79,610,209.

    13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
    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 497,017 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $78,966,070.

    13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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