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 Q2	$58.3K	Hold	11,163	–	–	﹤0.01%	3183
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

PCM

Portolan Capital Management Boston, Massachusetts $2.67B AUM 169.09% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Bard Associates Chicago, Illinois $451M AUM 66.6% 1-Year Est. Return

CHAM

Clear Harbor Asset Management Stamford, Connecticut $1.62B AUM 38.77% 1-Year Est. Return

HIM

Herald Investment Management London, United Kingdom $737M AUM 158.15% 1-Year Est. Return

Gratia Capital Los Angeles, California $165M AUM 34.15% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

MIM

Meros Investment Management Dallas, Texas $315M AUM 58.44% 1-Year Est. Return

PIP

Palisades Investment Partners Santa Monica, California $352M AUM 76.79% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Dimensional Fund Advisors's TGEN Position: Q2 2026 in Review

Dimensional Fund Advisors held its Tecogen Inc (TGEN) position steady in Q2 2026 at 11,163 shares worth $58.3K. The position accounts for ﹤0.01% of the portfolio, ranked #3183.

Dimensional Fund Advisors first reported a position in TGEN in Q2 2018 and has held it in 10 quarters since. The position peaked at $237K in Q1 2019. 69 funds tracked by Wall St. Rank hold TGEN as of Q2 2026.

Dimensional Fund Advisors held 11,163 shares of Tecogen Inc worth $58.3K as of Q2 2026.
Dimensional Fund Advisors left its Tecogen Inc share count unchanged in Q2 2026.
Tecogen Inc made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q2 2026, its #3183 holding.
Dimensional Fund Advisors first reported a position in Tecogen Inc in Q2 2018 and has held it in 10 quarters since.
Dimensional Fund Advisors's Tecogen Inc position peaked at $237K in Q1 2019.
69 funds tracked by Wall St. Rank held Tecogen Inc as of Q2 2026.

Based on Dimensional Fund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.