Insider Trading & Ownership - TECOGEN INC. (TGEN)

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for TECOGEN INC.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2025-03-03
Purchase
2025-06-24
5:41 pm
TECOGEN INC.TGENLafaille Stephen
VP of Business Development
400$2.5$1,000110,400
(Direct)
View
2025-06-03
Sale
2025-06-24
5:41 pm
TECOGEN INC.TGENLafaille Stephen
VP of Business Development
60,000$5.7633$345,800110,400
(Direct)
View
2023-10-09
Purchase(A)
2025-03-25
5:11 pm
TECOGEN INC.TGENLEWIS EARL R
Director
2,000$0.8$1,600627,000
(Direct)
View
2024-07-15
Purchase(A)
2025-03-25
5:09 pm
TECOGEN INC.TGENLEWIS EARL R
Director
10,000$0.68$6,800625,000
(Direct)
View
2024-11-22
Purchase
2024-12-06
09:14 am
TECOGEN INC.TGENLEWIS EARL R
Director
100,000$0.71$71,000737,000
(Direct)
View
2023-10-09
Purchase
2024-12-06
09:12 am
TECOGEN INC.TGENLEWIS EARL R
Director
2,000$0.8$1,600637,000
(Direct)
View
2024-09-27
Purchase
2024-09-27
12:55 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
10,000$0.838$8,380988,951
(Direct)
View
2024-09-25
Purchase
2024-09-25
4:29 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
10,000$0.8597$8,597978,951
(Direct)
View
2024-08-19
Purchase
2024-08-20
10:18 am
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
10,000$0.895$8,950968,951
(Direct)
View
2024-07-15
Purchase
2024-07-17
4:38 pm
TECOGEN INC.TGENLEWIS EARL R
Director
10,000$0.68$6,800635,000
(Indirect)
View
2024-07-15
Purchase
2024-07-15
12:09 pm
TECOGEN INC.TGENLEWIS EARL R
Director
10,000$0.68$6,800625,000
(Direct)
View
2024-07-10
Purchase
2024-07-12
4:44 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
22,466$0.65$14,603958,951
(Direct)
View
2024-05-28
Purchase
2024-05-29
3:25 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
1,265$0.8$1,012936,485
(Direct)
View
2024-05-29
Purchase
2024-05-29
3:03 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
10,000$0.8$8,000935,220
(Direct)
View
2024-05-22
Purchase
2024-05-28
10:12 am
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
11,935$0.79732$9,516925,220
(Direct)
View
2024-05-21
Purchase
2024-05-22
2:22 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
13,800$0.79$10,902913,285
(Direct)
View
2024-05-16
Purchase
2024-05-17
09:15 am
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
3,000$0.7493$2,248899,485
(Direct)
View
2024-05-15
Purchase
2024-05-16
09:18 am
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
10,000$0.74$7,400896,485
(Direct)
View
2024-05-01
Purchase
2024-05-03
4:08 pm
TECOGEN INC.TGENLEWIS EARL R
Director
5,000$0.75$3,750615,000
(Direct)
View
2024-04-24
Purchase
2024-04-24
3:37 pm
TECOGEN INC.TGENLEWIS EARL R
Director
10,000$0.68$6,800610,000
(Direct)
View
2024-04-24
Purchase
2024-04-24
11:38 am
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
5,000$0.6707$3,354886,485
(Direct)
View
2024-04-23
Purchase
2024-04-23
2:14 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
6,000$0.68375$4,103881,485
(Direct)
View
2024-04-16
Purchase
2024-04-16
5:34 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
1,000$0.679$679875,485
(Direct)
View
2022-03-24
Purchase
2024-04-16
5:28 pm
TECOGEN INC.TGENLEWIS EARL R
Director
41,165$0.72371$29,792602,000
(Direct)
View
2024-04-15
Purchase
2024-04-16
10:11 am
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
1,000$0.7$700874,485
(Direct)
View
2024-04-12
Purchase
2024-04-12
5:11 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
1,000$0.6997$700873,485
(Direct)
View
2024-04-11
Purchase
2024-04-11
5:25 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
1,000$0.7$700872,485
(Direct)
View
2024-04-09
Purchase
2024-04-09
3:35 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
1,000$0.7$700871,485
(Direct)
View
2024-04-08
Purchase
2024-04-08
4:08 pm
TECOGEN INC.TGENHATSOPOULOS JOHN
Director
1,000$0.7$700870,485
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2025-06-03
Exercise
2025-06-24
5:41 pm
N/A
2030-07-09
TECOGEN INC.TGENLafaille Stephen
VP of Business Development
25,000$0.71110,400
(Direct)
View
2025-06-06
Exercise
2025-06-24
5:41 pm
2023-01-21
2032-01-21
TECOGEN INC.TGENLafaille Stephen
VP of Business Development
35,000$1.1110,400
(Direct)
View

Ownership
2025-06-24
12:59 pm
N/A
N/A
TECOGEN INC.TGENLafaille Stephen
VP of Business Development
0$0109,262
(Direct)
View

Ownership
2025-06-24
12:14 pm
N/A
N/A
TECOGEN INC.TGENDeschenes Roger P.
CAO
0$0164,998
(Direct)
View
2025-06-16
Exercise
2025-06-20
08:50 am
N/A
N/A
TECOGEN INC.TGENPANORA ROBERT A
COO and President
30,000$0.71265,223
(Direct)
View
2025-06-16
Exercise
2025-06-20
08:50 am
N/A
N/A
TECOGEN INC.TGENPANORA ROBERT A
COO and President
52,500$1.1265,223
(Direct)
View
2025-06-16
Exercise
2025-06-20
08:50 am
N/A
N/A
TECOGEN INC.TGENPANORA ROBERT A
COO and President
12,723$0.79265,223
(Direct)
View
2025-05-27
Exercise
2025-06-02
6:14 pm
N/A
2030-07-09
TECOGEN INC.TGENPANORA ROBERT A
COO and President
70,000$0.71130,000
(Direct)
View
2025-05-06
Exercise
2025-05-07
09:26 am
N/A
N/A
TECOGEN INC.TGENLEWIS EARL R
Director
15,000$1.751,001,006
(Direct)
View
2025-05-06
Exercise
2025-05-07
09:26 am
N/A
N/A
TECOGEN INC.TGENLEWIS EARL R
Director
6,250$1.11,001,006
(Direct)
View
2025-05-06
Exercise
2025-05-07
09:26 am
N/A
N/A
TECOGEN INC.TGENLEWIS EARL R
Director
12,500$1.21,001,006
(Direct)
View
2025-05-01
Other
2025-05-05
09:37 am
N/A
N/A
TECOGEN INC.TGENLEWIS EARL R
Director
240,256$2.141,207,512
(Direct)
View
2024-11-22
Exercise(A)
2025-03-25
5:12 pm
N/A
N/A
TECOGEN INC.TGENLEWIS EARL R
Director
100,000$0.71827,000
(Direct)
View
2024-11-22
Exercise(A)
2025-03-25
5:12 pm
2021-07-09
2030-07-09
TECOGEN INC.TGENLEWIS EARL R
Director
100,000$0.71827,000
(Direct)
View
2024-06-06
Option Award
2024-06-18
3:55 pm
2025-06-06
2034-06-06
TECOGEN INC.TGENGHONIEM AHMED
Director
25,000$0.77212,723
(Direct)
View
2024-06-06
Option Award
2024-06-18
3:54 pm
2025-06-06
2034-06-06
TECOGEN INC.TGENGALITEVA ANGELINA
Director
25,000$0.77200,000
(Direct)
View
2024-06-06
Option Award
2024-06-18
3:52 pm
2025-06-06
2034-06-06
TECOGEN INC.TGENHirsch Susan B
Director
25,000$0.77125,000
(Direct)
View
2024-06-06
Option Award
2024-06-18
3:51 pm
2025-06-06
2034-06-06
TECOGEN INC.TGENALBERTINE JOHN M
Director
25,000$0.77150,000
(Direct)
View
2024-06-06
Option Award
2024-06-18
3:48 pm
2025-06-06
2034-06-06
TECOGEN INC.TGENLEWIS EARL R
Director
25,000$0.77200,000
(Direct)
View
2023-10-09
Ownership
2024-04-16
5:28 pm
N/A
N/A
TECOGEN INC.TGENLEWIS EARL R
Director
2,000$0602,000
(Direct)
View
(A) Indicate amendment filing.
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