LEWIS EARL R Insider Trading Activity (TGEN)

Summary

Updated Jul 16, 2026

LEWIS EARL R has filed 1 SEC Form 4 filing across 1 company in the last 90 days — buying. Lifetime open-market purchases: $16K.

Role	Director
Notability	20/100

Recent Transactions

Date	Ticker	Company	Code	Shares	Price	Value
2026-03-27	TGEN	TECOGEN INC.	P — Open-market purchase	5.0K	$2.88	$14K
2025-05-06	TGEN	TECOGEN INC.	J — Other acquisition / disposition	6.2K	$1.10	$7K
2025-05-06	TGEN	TECOGEN INC.	J — Other acquisition / disposition	12.5K	$1.20	$15K
2025-05-06	TGEN	TECOGEN INC.	J — Other acquisition / disposition	15.0K	$1.75	$26K
2025-05-01	TGEN	TECOGEN INC.	J — Other acquisition / disposition	240.3K	$2.14	$514K
2024-12-06	TGEN	TECOGEN INC.	P — Open-market purchase	2.0K	$0.80	$2K

Frequently Asked Questions

Who is LEWIS EARL R?

LEWIS EARL R is a corporate insider — currently tracked as Director of TECOGEN INC. (TGEN). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has LEWIS EARL R submitted recently?

1 primary Form 4 filings in the last 90 days, covering 1 company.

Has LEWIS EARL R been buying or selling stock?

Recorded transactions: 2 open-market purchases ($16K) and 0 open-market sales () across all tracked filings.

Where can I see all of LEWIS EARL R's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

LEWIS EARL R — SEC Form 4 Insider Trading Activity

Summary

Profile

Board memberships