EI
TGEN

EAM Investors’s Tecogen Inc TGEN Stock Holding History

EAM Investors’s Portfolio TGEN Stock Details TGEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-74,101
Closed -$653K – 377
2025
Q3 		$653K Buy
+74,101
New +$594K 0.07% 236

Other funds holding TGEN

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $398M AUM 54.32% 1-Year Est. Return
CHAM
Clear Harbor Asset Management Stamford, Connecticut $1.45B AUM 23.7% 1-Year Est. Return
PCM
Portolan Capital Management Boston, Massachusetts $1.88B AUM 115.74% 1-Year Est. Return
HIM
Herald Investment Management London, United Kingdom $718M AUM 91.16% 1-Year Est. Return
PIP
Palisades Investment Partners Santa Monica, California $255M AUM 50.52% 1-Year Est. Return
ACM
Arosa Capital Management Miami Beach, Florida $660M AUM 210.26% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
GJL
Gendell Jeffrey L $7.34B AUM 183.72% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

EAM Investors's TGEN Position: Q4 2025 in Review

EAM Investors sold out of Tecogen Inc (TGEN) in Q4 2025, closing a stake of 74,101 shares — an estimated $653K sold.

EAM Investors first reported a position in TGEN in Q3 2025 and held it in 1 quarter. The position peaked at $653K in Q3 2025. 65 funds tracked by Wall St. Rank hold TGEN as of Q4 2025.

  • EAM Investors reported no remaining Tecogen Inc position as of Q4 2025 after selling out during the quarter.
  • EAM Investors sold 74,101 Tecogen Inc shares in Q4 2025, an estimated $653K.
  • EAM Investors first reported a position in Tecogen Inc in Q3 2025 and held it in 1 quarter.
  • EAM Investors's Tecogen Inc position peaked at $653K in Q3 2025.
  • 65 funds tracked by Wall St. Rank held Tecogen Inc as of Q4 2025.

Based on EAM Investors's 13F filing for Q4 2025, filed 12 Feb 2026.