EMERALD ADVISERS, LLC: MTRN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of EMERALD ADVISERS, LLC on MTRN, newest first. How the timeline and the estimate are built.

EMERALD ADVISERS, LLC held 190,535 MTRN shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

period ended2026-06-30
13F 190,535 shares
Change vs previous 13F +155,722 shares
0.66% of the 13F portfolio, value $56,663,203.
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: 92,808 shares
- EMERALD MUTUAL FUND ADVISERS TRUST: 61,247 shares
- Emerald Investment Advisers, LLC: 36,480 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 34,813 shares
Change vs previous 13F not available
0.45% of the 13F portfolio, value $5,035,700.
13F-HR 0001104659-26-058459 filed by Emerald Investment Advisers, LLC
Filed 2026-05-11 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
Acceptance time not in the bulk data set (spec §4.2).