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Granahan Investment Management, LLC: CECO position timeline

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

Granahan Investment Management, LLC held 94,823 CECO 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 94,823 shares
    Change vs previous 13F +2,095 shares

    0.31% of the 13F portfolio, value $8,604,239.

    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 92,728 shares
    Change vs previous 13F -16,161 shares

    0.27% of the 13F portfolio, value $5,524,734.

    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 108,889 shares
    Change vs previous 13F -125,810 shares

    0.28% of the 13F portfolio, value $6,517,007.

    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 234,699 shares
    Change vs previous 13F -117,392 shares

    0.49% of the 13F portfolio, value $12,016,589.

    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 352,091 shares
    Change vs previous 13F +34,675 shares

    0.41% of the 13F portfolio, value $9,967,696.

    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 317,416 shares
    Change vs previous 13F not available

    0.36% of the 13F portfolio, value $7,237,085.

    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).