Dimensional Fund Advisors
TGEN

Dimensional Fund Advisors’s Tecogen Inc TGEN Stock Holding History

Dimensional Fund Advisors’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
2026
Q1 		$28.6K Buy
+11,163
New +$41K ﹤0.01% 3199
2020
Q2 		– Sell
-62,242
Closed -$58K – 3363
2020
Q1 		$58K Hold
62,242
– – ﹤0.01% 3311
2019
Q4 		$132K Hold
62,242
– – ﹤0.01% 3296
2019
Q3 		$148K Hold
62,242
– – ﹤0.01% 3308
2019
Q2 		$233K Buy
62,242
+2,894
+5% +$10.7K ﹤0.01% 3295
2019
Q1 		$237K Buy
59,348
+4,799
+9% +$18.5K ﹤0.01% 3285
2018
Q4 		$198K Buy
54,549
+3,700
+7% +$13.1K ﹤0.01% 3290
2018
Q3 		$160K Buy
50,849
+2,900
+6% +$9.54K ﹤0.01% 3327
2018
Q2 		$178K Buy
+47,949
New +$165K ﹤0.01% 3263

Other funds holding TGEN

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
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 $737M AUM 158.15% 1-Year Est. Return
ACM
Arosa Capital Management Miami Beach, Florida $660M AUM 210.26% 1-Year Est. Return
PIP
Palisades Investment Partners Santa Monica, California $255M AUM 50.52% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
MIM
Meros Investment Management Dallas, Texas $231M AUM 35.94% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Dimensional Fund Advisors's TGEN Position: Q1 2026 in Review

Dimensional Fund Advisors opened a new position in Tecogen Inc (TGEN) in Q1 2026: 11,163 shares worth $28.6K. The stake represents ﹤0.01% of the portfolio and ranks #3199 among its holdings. This is a return to the name: Dimensional Fund Advisors previously reported a position in TGEN as recently as Q1 2020.

Dimensional Fund Advisors first reported a position in TGEN in Q2 2018 and has held it in 9 quarters since. The position peaked at $237K in Q1 2019. 62 funds tracked by Wall St. Rank hold TGEN as of Q1 2026.

  • Dimensional Fund Advisors held 11,163 shares of Tecogen Inc worth $28.6K as of Q1 2026.
  • Tecogen Inc was a new Dimensional Fund Advisors position in Q1 2026.
  • Tecogen Inc made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q1 2026, its #3199 holding.
  • Dimensional Fund Advisors first reported a position in Tecogen Inc in Q2 2018 and has held it in 9 quarters since.
  • Dimensional Fund Advisors's Tecogen Inc position peaked at $237K in Q1 2019.
  • 62 funds tracked by Wall St. Rank held Tecogen Inc as of Q1 2026.

Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.