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TGEN

TGEN

Tecogen Inc.Manufacturing

Institutional holders
60
As of Q2 2026
Total 13F value
$47.8M
Sum of disclosed positions
New positions
17
This quarter
Sold positions
12
This quarter

Top holders

Institutions with disclosed positions in this stock

FundValueShares% PortfolioChange
Portolan Capital Management, LLC

Portolan Capital Management, Llc

$8.1M1.55M0.30%+249.7%
VANGUARD CAPITAL MANAGEMENT LLC

Vanguard Capital Management Llc

$4.1M788.7K0.00%+2.4%
BARD ASSOCIATES INC

Bard Associates Inc

$3.6M682.2K0.79%-0.9%
Clear Harbor Asset Management, LLC

Clear Harbor Asset Management, Llc

$3.4M650.0K0.21%Unchanged
CITADEL ADVISORS LLC

Citadel Advisors

$2.5M484.6K0.00%+64.3%
GRATIA CAPITAL, LLC

Gratia Capital, Llc

$2M388.7K1.23%New Position
UBS Group AG

Ubs Group Ag

$1.9M363.0K0.00%+13.5%
Meros Investment Management, LP

Meros Investment Management, Lp

$1.8M353.5K0.59%+21.2%
Palisades Investment Partners, LLC

Palisades Investment Partners, Llc

$1.7M323.1K0.48%-3.2%
SUSQUEHANNA INTERNATIONAL GROUP, LLP

Susquehanna International Group, Llp

$1.6M315.8K0.00%+188.5%
MORGAN STANLEY

Morgan Stanley

$1.6M301.7K0.00%+293.2%
RAYMOND JAMES FINANCIAL INC

Raymond James Financial Inc

$1.5M290.3K0.00%+56.2%
BlackRock, Inc.

Blackrock, Inc.

$1.3M251.5K0.00%+36.1%
Huntleigh Advisors, Inc.

Huntleigh Advisors, Inc.

$1.1M220.1K0.16%New Position
HEARTLAND ADVISORS INC

Heartland Advisors Inc

$951K182.1K0.04%New Position
GEODE CAPITAL MANAGEMENT, LLC

Geode Capital Management, Llc

$945K180.9K0.00%-5.8%
THOMPSON DAVIS & CO., INC.

Thompson Davis & Co., Inc.

$756K144.8K0.45%+46.3%
NEW YORK STATE COMMON RETIREMENT FUND

New York State Common Retirement Fund

$716K137.2K0.00%Unchanged
GSA CAPITAL PARTNERS LLP

Gsa Capital Partners Llp

$660K126.5K0.04%+34.3%
Arosa Capital Management LP

Arosa Capital Management Lp

$653K125.0K0.12%-64.3%
Integrated Wealth Concepts LLC

Integrated Wealth Concepts Llc

$585K112.1K0.00%-48.7%
APIS CAPITAL ADVISORS, LLC

Apis Capital Advisors, Llc

$585K112.0K0.06%+45.5%
VANGUARD FIDUCIARY TRUST CO

Vanguard Fiduciary Trust Co

$553K106.0K0.00%+9.9%
GOLDMAN SACHS GROUP INC

Goldman Sachs Group

$363K69.5K0.00%+176.9%
STATE STREET CORP

State Street Corporation

$361K69.2K0.00%Unchanged
Diametric Capital, LP

Diametric Capital, Lp

$346K66.3K0.04%+24.8%
IMC-Chicago, LLC

Imc-Chicago, Llc

$323K61.8K0.00%+352.8%
HRT FINANCIAL LP

Hrt Financial Lp

$309K59.3K0.00%+293.4%
CORSAIR CAPITAL MANAGEMENT, L.P.

Corsair Capital Management, L.P.

$287K55.0K0.04%Unchanged
MARSHALL WACE, LLP

Marshall Wace, Llp

$286K54.8K0.00%-73.6%
GROUP ONE TRADING LLC

Group One Trading, L.P.

$260K49.9K0.00%-40.6%
GENDELL JEFFREY L

Gendell Jeffrey L

$260K49.8K0.00%-79.7%
JANE STREET GROUP, LLC

Jane Street Group, Llc

$256K49.1K0.00%-58.2%
GAMCO INVESTORS, INC. ET AL

Gamco Investors, Inc. Et Al

$209K40.0K0.00%Unchanged
HighTower Advisors, LLC

Hightower Advisors, Llc

$206K39.5K0.00%-70.2%
NORTHERN TRUST CORP

Northern Trust Corp

$196K37.6K0.00%-0.3%
BRIDGEWAY CAPITAL MANAGEMENT, LLC

Bridgeway Capital Management, Llc

$173K33.0K0.00%Unchanged
XTX Topco Ltd

Xtx Topco Ltd

$169K32.4K0.00%New Position
Centiva Capital, LP

Centiva Capital, Lp

$144K27.5K0.00%New Position
GABELLI FUNDS LLC

Gabelli Funds Llc

$104K20.0K0.00%Unchanged
Jefferies Financial Group Inc.

Jefferies Financial Group Inc.

$101K19.3K0.00%New Position
Pathstone Holdings, LLC

Pathstone Holdings, Llc

$98K18.7K0.00%Unchanged
Virtu Financial LLC

Virtu Financial Llc

$85K16.4K0.00%New Position
D. E. Shaw & Co., Inc.

D.E. Shaw & Co

$80K15.3K0.00%New Position
Belvedere Trading LLC

Belvedere Trading Llc

$79K15.2K0.00%New Position
Quadrature Capital Ltd

Quadrature Capital Ltd

$73K14.1K0.00%New Position
Wealthspire Advisors, LLC

Wealthspire Advisors, Llc

$61K11.7K0.00%New Position
DIMENSIONAL FUND ADVISORS LP

Dimensional Fund Advisors Lp

$58K11.2K0.00%Unchanged
CITIZENS FINANCIAL GROUP INC/RI

Citizens Financial Group Inc/Ri

$52K10.0K0.00%Unchanged
Vanguard Global Advisers, LLC

Vanguard Global Advisers, Llc

$28K5.4K0.00%Unchanged

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