See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for TECOGEN INC.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Apr 24, 2026 GHONIEM AHMED |
GHONIEM AHMED
|
Buy |
12,723 | $0.79 | 12,723 $0.79 $10,000 |
Apr 13, 2026 Hirsch Susan B |
Hirsch Susan B
|
Buy |
5,000 | $3.73 | 5,000 $3.73 $18,650 |
Mar 27, 2026 LEWIS EARL R |
LEWIS EARL R
|
Buy |
5,000 | $2.52 | 5,000 $2.52 $12,596 |
Mar 27, 2026 Hirsch Susan B |
Hirsch Susan B
|
Buy |
10,000 | $2.54 | 10,000 $2.54 $25,400 |
Mar 26, 2026 LEWIS EARL R |
LEWIS EARL R
|
Buy |
5,000 | $2.88 | 5,000 $2.88 $14,409 |
Mar 23, 2026 Whiting John Kimball IV |
Whiting John Kimball IV
General Counsel & Secretary
|
Buy |
10,000 | $2.38 | 10,000 $2.38 $23,800 |
Mar 20, 2026 Rangesh Abinand |
Rangesh Abinand
CEO
|
Buy |
3,000 | $2.30 | 3,000 $2.30 $6,894 |
Mar 20, 2026 Deschenes Roger P. |
Deschenes Roger P.
CAO
|
Buy |
10,000 | $2.23 | 10,000 $2.23 $22,300 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Jun 23, 2025 Lafaille Stephen |
Lafaille Stephen
VP of Business Development
|
Sell |
10,000 | $7.25 | 10,000 $7.25 $72,500 |
Jun 06, 2025 Lafaille Stephen |
Lafaille Stephen
VP of Business Development
|
Sell |
25,000 | $5.98 | 25,000 $5.98 $149,500 |
Jun 04, 2025 Lafaille Stephen |
Lafaille Stephen
VP of Business Development
|
Sell |
15,000 | $5.00 | 15,000 $5.00 $75,000 |
Jun 03, 2025 Lafaille Stephen |
Lafaille Stephen
VP of Business Development
|
Sell |
10,000 | $4.88 | 10,000 $4.88 $48,800 |
Mar 03, 2025 Lafaille Stephen |
Lafaille Stephen
VP of Business Development
|
Buy |
400 | $2.50 | 400 $2.50 $1,000 |
Nov 22, 2024 LEWIS EARL R |
LEWIS EARL R
|
Buy |
100,000 | $0.71 | 100,000 $0.71 $71,000 |
Sep 27, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
10,000 | $0.84 | 10,000 $0.84 $8,380 |
Sep 25, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
10,000 | $0.86 | 10,000 $0.86 $8,597 |
Aug 19, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
10,000 | $0.90 | 10,000 $0.90 $8,950 |
Jul 15, 2024 LEWIS EARL R |
LEWIS EARL R
|
Buy |
10,000 | $0.68 | 10,000 $0.68 $6,800 |
Jul 15, 2024 LEWIS EARL R |
LEWIS EARL R
|
Buy |
10,000 | $0.68 | 10,000 $0.68 $6,800 |
Jul 10, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
22,466 | $0.65 | 22,466 $0.65 $14,603 |
May 29, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
10,000 | $0.80 | 10,000 $0.80 $8,000 |
May 28, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
1,265 | $0.80 | 1,265 $0.80 $1,012 |
May 24, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
8,735 | $0.80 | 8,735 $0.80 $6,988 |
May 22, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
3,200 | $0.79 | 3,200 $0.79 $2,528 |
May 21, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
13,800 | $0.79 | 13,800 $0.79 $10,902 |
May 16, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
3,000 | $0.75 | 3,000 $0.75 $2,248 |
May 15, 2024 HATSOPOULOS JOHN |
HATSOPOULOS JOHN
|
Buy |
10,000 | $0.74 | 10,000 $0.74 $7,400 |
May 01, 2024 LEWIS EARL R |
LEWIS EARL R
|
Buy |
5,000 | $0.75 | 5,000 $0.75 $3,750 |
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