Prices via Intrinio. Supplier and customer ties are extracted from SEC filings and carry the sentence they came from. Not investment advice.
Prices via Intrinio. Supplier and customer ties are extracted from SEC filings and carry the sentence they came from. Not investment advice.
Prev close 3.00 · gapped above the open, then crossed back over prior close. High/low 3.04 at 7:00 am ET, 2.97 at 12:15 pm ET.
Tecogen Inc.
Price, suppliers and customers from SEC filings, institutional ownership and the next report.
NYSE · Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip
TGEN (Tecogen Inc.) has 12 disclosed suppliers and 2 disclosed customers, strongest disclosure first.
Suppliers:
Customers:
Select a tie for the filing sentence that discloses it; select again to open the company. Lines are disclosed suppliers and customers, coloured by industry; the closer to the centre, the more the filings disclose. A dot is green or red by today’s move. Extended: satellites hang off single companies, not bundled sectors.
Largest move on the map today: VRT +1.59%, in industrials & materials.
69 institutional managers report a position in Tecogen Inc. worth $56.7M between them, filed on form 13F for the quarter ending 2026-06-30. 18 of them hold 80% of it, the largest being Portolan Capital Management, LLC at 14.27%.
44 more managers in the register
18 managers hold 80% of the $56.7M institutional base. The other 51 hold the rest.
Positions as filed with the SEC for the quarter ended Jun 30. A 13F is due 45 days after the quarter closes, so this register is 78 days old and does not move with the price above it.
via Portolan Capital Management, LLC, Herald Investment Management Ltd, Palisades Investment Partners, LLC +4 more · 14.27% of TGEN, 6.60% of SILC
via Portolan Capital Management, LLC, GSA Capital Partners LLP, Marshall Wace LLP +1 more · 14.27% of TGEN, 15.10% of FORR
via Portolan Capital Management, LLC, Diametric Capital, LP, Marshall Wace LLP · 14.27% of TGEN, 17.58% of LUXE
via Bard Associates Inc, PEAK6 LLC, PFG Investments, LLC +4 more · 6.28% of TGEN, 12.46% of AMPG
via Portolan Capital Management, LLC, Herald Investment Management Ltd, PEAK6 LLC · 14.27% of TGEN, 8.73% of VPG
via Bard Associates Inc, Heartland Advisors Inc, Marshall Wace LLP +2 more · 6.28% of TGEN, 6.18% of ACNT
Managers holding a meaningful stake in TGEN also hold this much of the other company’s institutional base. Managers who hold most of the companies we cover are excluded, because their overlap says nothing about this one in particular. This is how the two are held, not evidence that one moves the other.