EMERALD ADVISERS, LLC: CECO position timeline

EMERALD ADVISERS, LLC held 1,208,004 CECO shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 1,208,004 shares

   Change vs previous 13F +370,982 shares

   1.55% of the 13F portfolio, value $109,614,283.

   13F-HR 0001104659-26-090959 filed by EMERALD ADVISERS, LLC
   Filed 2026-08-05 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC

   • EMERALD ADVISERS, LLC: 736,784 shares
   • EMERALD MUTUAL FUND ADVISERS TRUST: 471,220 shares

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

2. period ended2026-03-31

   13F 837,022 shares

   Change vs previous 13F +117,899 shares

   0.96% of the 13F portfolio, value $49,869,771.

   13F-HR 0001104659-26-054901 filed by EMERALD ADVISERS, LLC
   Filed 2026-05-04 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

   • EMERALD ADVISERS, LLC: 523,017 shares
   • EMERALD MUTUAL FUND ADVISERS TRUST: 314,005 shares

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

3. period ended2025-12-31

   13F 719,123 shares

   Change vs previous 13F +527,872 shares

   0.81% of the 13F portfolio, value $43,039,511.

   13F-HR 0001104659-26-011928 filed by EMERALD ADVISERS, LLC
   Filed 2026-02-09 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

   • EMERALD ADVISERS, LLC: 458,525 shares
   • EMERALD MUTUAL FUND ADVISERS TRUST: 260,598 shares

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

4. period ended2025-09-30

   13F 191,251 shares

   Change vs previous 13F not available

   0.19% of the 13F portfolio, value $9,792,051.

   13F-HR 0001104659-25-104111 filed by EMERALD ADVISERS, LLC
   Filed 2025-10-30 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

   • EMERALD ADVISERS, LLC: 119,407 shares
   • EMERALD MUTUAL FUND ADVISERS TRUST: 71,844 shares

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