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Granahan Investment Management, LLC: ZETA position timeline

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

Granahan Investment Management, LLC held 1,758,212 ZETA 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 1,758,212 shares
    Change vs previous 13F +733,725 shares

    1.23% of the 13F portfolio, value $34,601,612.

    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 1,024,487 shares
    Change vs previous 13F -1,593,143 shares

    0.79% of the 13F portfolio, value $16,309,833.

    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 2,617,630 shares
    Change vs previous 13F +1,373,164 shares

    2.28% of the 13F portfolio, value $53,268,770.

    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 1,244,466 shares
    Change vs previous 13F +491,643 shares

    1.01% of the 13F portfolio, value $24,727,539.

    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 752,823 shares
    Change vs previous 13F -90,676 shares

    0.47% of the 13F portfolio, value $11,661,228.

    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 843,499 shares
    Change vs previous 13F +187,797 shares

    0.57% of the 13F portfolio, value $11,437,846.

    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 655,702 shares
    Change vs previous 13F -2,209,527 shares

    0.49% of the 13F portfolio, value $11,796,079.

    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 2,865,229 shares
    Change vs previous 13F not available

    3.36% of the 13F portfolio, value $85,469,781.

    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).