Tecogen Inc (TGEN)

Industrials Industrial Goods Machinery, Equipment & Components

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Ticker: TGEN Exchange: NAS


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2024-12-06 2024-11-22 B Purchase

LEWIS EARL R

Non-Executive Director
100,000 +15.7%
0.71
USD 71,000 		100,000 +15.7% 0.71 USD 71,000
2024-09-27 2024-09-27 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +1.0%
0.84
USD 8,380 		10,000 +1.0% 0.84 USD 8,380
2024-09-25 2024-09-25 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +1.0%
0.86
USD 8,597 		10,000 +1.0% 0.86 USD 8,597
2024-08-20 2024-08-19 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +1.0%
0.90
USD 8,950 		10,000 +1.0% 0.90 USD 8,950
2024-07-17 2024-07-15 B Purchase

LEWIS EARL R

Non-Executive Director
10,000 +1.6%
0.68
USD 6,800 		10,000 +1.6% 0.68 USD 6,800
2024-07-15 2024-07-15 B Purchase

LEWIS EARL R

Non-Executive Director
10,000 +1.6%
0.68
USD 6,800 		10,000 +1.6% 0.68 USD 6,800
2024-07-12 2024-07-10 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
22,466 +2.4%
0.65
USD 14,603 		22,466 +2.4% 0.65 USD 14,603
2024-05-29 2024-05-29 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +1.1%
0.80
USD 8,000 		10,000 +1.1% 0.80 USD 8,000
2024-05-29 2024-05-28 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,265 +0.1%
0.80
USD 1,012 		1,265 +0.1% 0.80 USD 1,012
2024-05-28 2024-05-24 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
8,735 +1.0%
0.80
USD 6,988 		8,735 +1.0% 0.80 USD 6,988
2024-05-28 2024-05-22 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
3,200 +0.4%
0.79
USD 2,528 		3,200 +0.4% 0.79 USD 2,528
2024-05-22 2024-05-21 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
13,800 +1.5%
0.79
USD 10,902 		13,800 +1.5% 0.79 USD 10,902
2024-05-17 2024-05-16 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
3,000 +0.3%
0.75
USD 2,248 		3,000 +0.3% 0.75 USD 2,248
2024-05-16 2024-05-15 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +1.1%
0.74
USD 7,400 		10,000 +1.1% 0.74 USD 7,400
2024-05-03 2024-05-01 B Purchase

LEWIS EARL R

Non-Executive Director
5,000 +0.8%
0.75
USD 3,750 		5,000 +0.8% 0.75 USD 3,750
2024-04-24 2024-04-24 B Purchase

LEWIS EARL R

Non-Executive Director
10,000 +1.7%
0.68
USD 6,800 		10,000 +1.7% 0.68 USD 6,800
2024-04-24 2024-04-24 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +0.6%
0.67
USD 3,354 		5,000 +0.6% 0.67 USD 3,354
2024-04-23 2024-04-23 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.1%
0.68
USD 678 		1,000 +0.1% 0.68 USD 678
2024-04-23 2024-04-23 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +0.6%
0.69
USD 3,425 		5,000 +0.6% 0.69 USD 3,425
2024-04-16 2024-04-16 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.1%
0.68
USD 679 		1,000 +0.1% 0.68 USD 679
2024-04-16 2024-04-15 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.1%
0.70
USD 700 		1,000 +0.1% 0.70 USD 700
2024-04-12 2024-04-12 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.1%
0.70
USD 700 		1,000 +0.1% 0.70 USD 700
2024-04-11 2024-04-11 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.1%
0.70
USD 700 		1,000 +0.1% 0.70 USD 700
2024-04-09 2024-04-09 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.1%
0.70
USD 700 		1,000 +0.1% 0.70 USD 700
2024-04-08 2024-04-08 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.1%
0.70
USD 700 		1,000 +0.1% 0.70 USD 700
2024-04-02 2024-04-01 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +0.6%
0.70
USD 3,500 		5,000 +0.6% 0.70 USD 3,500
2024-04-02 2024-04-01 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
612 +0.1%
0.70
USD 428 		612 +0.1% 0.70 USD 428
2024-04-02 2024-03-28 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
2,388 +0.3%
0.70
USD 1,672 		2,388 +0.3% 0.70 USD 1,672
2024-04-02 2024-03-27 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
2,000 +0.2%
0.70
USD 1,400 		2,000 +0.2% 0.70 USD 1,400
2024-01-25 2024-01-24 B Purchase

LEWIS EARL R

Non-Executive Director
9,152 +1.7%
0.78
USD 7,139 		9,152 +1.7% 0.78 USD 7,139
2024-01-23 2024-01-23 B Purchase

LEWIS EARL R

Non-Executive Director
10,000 +1.8%
0.68
USD 6,800 		10,000 +1.8% 0.68 USD 6,800
2024-01-23 2024-01-22 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +1.2%
0.77
USD 7,700 		10,000 +1.2% 0.77 USD 7,700
2024-01-19 2024-01-18 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +1.2%
0.73
USD 7,346 		10,000 +1.2% 0.73 USD 7,346
2024-01-16 2024-01-16 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
100,000 +13.5%
0.73
USD 73,460 		100,000 +13.5% 0.73 USD 73,460
2023-12-28 2023-12-27 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
25,000 +3.5%
0.80
USD 20,000 		25,000 +3.5% 0.80 USD 20,000
2023-12-26 2023-12-22 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
25,000 +3.6%
0.80
USD 20,000 		25,000 +3.6% 0.80 USD 20,000
2023-12-15 2023-12-14 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
44,000 +6.8%
0.90
USD 39,600 		44,000 +6.8% 0.90 USD 39,600
2023-12-15 2023-12-14 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +0.8%
0.85
USD 4,250 		5,000 +0.8% 0.85 USD 4,250
2023-12-15 2023-12-14 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.2%
0.83
USD 825 		1,000 +0.2% 0.83 USD 825
2023-11-21 2023-11-20 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
4,000 +0.6%
0.85
USD 3,380 		4,000 +0.6% 0.85 USD 3,380
2023-11-17 2023-11-17 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
46,000 +7.8%
0.85
USD 38,870 		46,000 +7.8% 0.85 USD 38,870
2023-11-17 2023-11-14 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
100 +0.0%
0.85
USD 85 		100 +0.0% 0.85 USD 85
2023-10-20 2023-10-19 B Purchase

Hirsch Susan B

Non-Executive Director
5,000 +2.0%
0.92
USD 4,575 		5,000 +2.0% 0.92 USD 4,575
2023-10-18 2023-10-18 B Purchase

LEWIS EARL R

Non-Executive Director
25,000 +4.8%
0.91
USD 22,750 		25,000 +4.8% 0.91 USD 22,750
2023-10-17 2023-10-17 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
50,000 +9.3%
0.80
USD 40,000 		50,000 +9.3% 0.80 USD 40,000
2023-10-13 2023-10-12 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
50,000 +10.2%
0.80
USD 40,000 		50,000 +10.2% 0.80 USD 40,000
2024-12-06 2023-10-09 B Purchase

LEWIS EARL R

Non-Executive Director
2,000 +0.3%
0.80
USD 1,600 		2,000 +0.3% 0.80 USD 1,600
2023-10-11 2023-10-09 B Purchase

LEWIS EARL R

Non-Executive Director
2,000 +0.4%
0.80
USD 1,600 		2,000 +0.4% 0.80 USD 1,600
2023-10-02 2023-09-29 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
2,000 +0.4%
0.98
USD 1,960 		2,000 +0.4% 0.98 USD 1,960
2023-09-28 2023-09-27 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,380 +0.3%
0.91
USD 1,256 		1,380 +0.3% 0.91 USD 1,256
2023-09-27 2023-09-26 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
2,000 +0.4%
0.92
USD 1,840 		2,000 +0.4% 0.92 USD 1,840
2023-09-19 2023-09-19 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +1.0%
0.91
USD 4,550 		5,000 +1.0% 0.91 USD 4,550
2023-09-11 2023-09-08 B Purchase

LEWIS EARL R

Non-Executive Director
10,000 +2.0%
0.95
USD 9,500 		10,000 +2.0% 0.95 USD 9,500
2023-09-08 2023-09-07 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
200 +0.0%
1.00
USD 200 		200 +0.0% 1.00 USD 200
2023-09-06 2023-09-05 B Purchase

LEWIS EARL R

Non-Executive Director
10,000 +2.0%
1.00
USD 10,000 		10,000 +2.0% 1.00 USD 10,000
2023-09-06 2023-09-05 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
10,000 +2.1%
0.97
USD 9,700 		10,000 +2.1% 0.97 USD 9,700
2023-09-01 2023-08-30 B Purchase

Rangesh Abinand

Chief Executive Officer

Executive Director
800 +8.4%
1.02
USD 816 		800 +8.4% 1.02 USD 816
2023-09-01 2023-08-23 B Purchase

Rangesh Abinand

Chief Executive Officer

Executive Director
200 +2.2%
1.02
USD 204 		200 +2.2% 1.02 USD 204
2023-08-23 2023-08-22 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +1.1%
1.12
USD 5,600 		5,000 +1.1% 1.12 USD 5,600
2023-08-17 2023-08-17 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
4,674 +1.0%
1.04
USD 4,857 		4,674 +1.0% 1.04 USD 4,857
2023-09-01 2023-08-15 B Purchase

Rangesh Abinand

Chief Executive Officer

Executive Director
1
0.95
USD 1 		1 0.95 USD 1
2023-08-17 2023-08-15 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +1.1%
1.00
USD 5,000 		5,000 +1.1% 1.00 USD 5,000
2023-08-17 2023-08-14 B Purchase

LEWIS EARL R

Non-Executive Director
1,500 +0.3%
1.00
USD 1,500 		1,500 +0.3% 1.00 USD 1,500
2023-06-27 2023-06-26 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.2%
0.96
USD 960 		1,000 +0.2% 0.96 USD 960
2023-06-21 2023-06-20 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
3,000 +0.7%
1.00
USD 3,000 		3,000 +0.7% 1.00 USD 3,000
2023-06-20 2023-06-20 B Purchase

Rangesh Abinand

Chief Executive Officer

Executive Director
1,500 +19.2%
1.04
USD 1,560 		1,500 +19.2% 1.04 USD 1,560
2023-06-15 2023-06-15 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +1.1%
1.11
USD 5,550 		5,000 +1.1% 1.11 USD 5,550
2023-06-12 2023-06-12 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
5,000 +1.1%
1.12
USD 5,600 		5,000 +1.1% 1.12 USD 5,600
2023-06-09 2023-06-08 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
500 +0.1%
1.09
USD 546 		500 +0.1% 1.09 USD 546
2023-06-08 2023-06-07 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
3,000 +0.7%
1.00
USD 3,000 		3,000 +0.7% 1.00 USD 3,000
2023-06-08 2023-06-07 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
7,000 +1.6%
1.00
USD 6,986 		7,000 +1.6% 1.00 USD 6,986
2023-06-07 2023-06-06 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
7,000 +1.7%
1.00
USD 7,000 		7,000 +1.7% 1.00 USD 7,000
2023-06-06 2023-06-06 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.2%
1.14
USD 1,140 		1,000 +0.2% 1.14 USD 1,140
2023-06-05 2023-06-02 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.2%
1.09
USD 1,090 		1,000 +0.2% 1.09 USD 1,090
2023-05-26 2023-05-26 B Purchase

HATSOPOULOS JOHN

Non-Executive Director
1,000 +0.2%
1.17
USD 1,170 		1,000 +0.2% 1.17 USD 1,170
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