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Granahan Investment Management, LLC: STOK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Granahan Investment Management, LLC on STOK, newest first. How the timeline and the estimate are built.

Granahan Investment Management, LLC held 461,608 STOK 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 461,608 shares
    Change vs previous 13F +126,022 shares

    0.54% of the 13F portfolio, value $15,103,814.

    13F-HR 0001398344-26-014483 filed by Granahan Investment Management, LLC
    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 335,586 shares
    Change vs previous 13F +144,189 shares

    0.53% of the 13F portfolio, value $10,926,680.

    13F-HR 0001398344-26-009220 filed by Granahan Investment Management, LLC
    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 191,397 shares
    Change vs previous 13F -62,502 shares

    0.26% of the 13F portfolio, value $6,074,941.

    13F-HR 0001398344-26-003202 filed by Granahan Investment Management, LLC
    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 253,899 shares
    Change vs previous 13F -278,514 shares

    0.24% of the 13F portfolio, value $5,966,626.

    13F-HR 0001398344-25-020897 filed by Granahan Investment Management, LLC
    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 532,413 shares
    Change vs previous 13F -128,017 shares

    0.25% of the 13F portfolio, value $6,042,888.

    13F-HR 0001398344-25-015412 filed by Granahan Investment Management, LLC
    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 660,430 shares
    Change vs previous 13F +92,741 shares

    0.22% of the 13F portfolio, value $4,391,860.

    13F-HR 0001398344-25-009461 filed by Granahan Investment Management, LLC
    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 567,689 shares
    Change vs previous 13F -77,281 shares

    0.26% of the 13F portfolio, value $6,261,610.

    13F-HR 0001398344-25-002765 filed by Granahan Investment Management, LLC
    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 644,970 shares
    Change vs previous 13F not available

    0.31% of the 13F portfolio, value $7,926,681.

    13F-HR 0001398344-24-020730 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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