Commonwealth Equity Services, LLC

SEC CIK: 0000312272
Latest filing: Jul 29, 2026

SEC filings (opens in a new tab)

TGEN holding history

Tecogen Inc. in every 13F filed by Commonwealth Equity Services, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

TGEN overview All 13F holders of TGEN Full Q2 2026 holdings

Shares (Q2 2026): 13,624
Value: $71.1K
% of portfolio: <0.1%
Quarters held: 3; Since Q4 2025

Holdings of TGEN by Commonwealth Equity Services, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	13,624	$71.1K	<0.1%	−2,500−15.5%	Reduced	Holders
Q1 2026	16,124	$41.3K	<0.1%	+4,350+36.9%	Added	Holders
Q4 2025	11,774	$58.2K	<0.1%	+11,774	New	Holders