InsiderTrades

Lewis Earl

SEC CIK 1230427 · EDGAR

Buying vs selling by month open-market trades, last 60 months, TGEN
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
TGENTECOGEN INC.Dir 1.01M $297.3K — 262021-08-172026-03-27

Most active insiders at TGEN, 12 months

#InsiderTitleBoughtSold
1 Hirsch Susan BDir $44.0K—
2 Lewis EarlDir $27.0K—
3 Whiting John Kimball IVGC, Sec $23.8K—
4 Deschenes Roger P.CFO $22.3K—
5 Ghoniem AhmedDir $10.0K—
6 Rangesh AbinandCEO, Dir, CFO $6,900—
7 Lafaille StephenVP of Business Development ——
8 Panora RobertCOO, Pres ——
9 Hatsopoulos JohnDir ——

Transactions 26

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-03-27 2026-03-26 TGEN TECOGEN INC. Lewis Earl Dir P - Purchase $2.88 +5,000 1.01M +0.5% +$14.4K
2026-03-27 2026-03-27 TGEN TECOGEN INC. Lewis Earl Dir P - Purchase $2.52 +5,000 1.01M +0.5% +$12.6K
M 2025-05-07 2025-05-06 TGEN TECOGEN INC. LEWIS EARL R Dir X - OptEx $1.43 +33.8K 1.00M +3% +$48.1K
2025-05-05 2025-05-01 TGEN TECOGEN INC. LEWIS EARL R Dir J - Other $2.14 +240.3K 967.3K +33% +$514.1K
A 2025-03-25 2023-10-09 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.8 +2,000 627.0K +0.3% +$1,600
A 2025-03-25 2024-07-15 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.68 +10.0K 625.0K +2% +$6,800
DA 2025-03-25 2024-11-22 TGEN TECOGEN INC. LEWIS EARL R Dir X - OptEx $0.71 +100.0K 727.0K +16% +$71.0K
2024-12-06 2023-10-09 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.8 +2,000 637.0K +0.3% +$1,600
2024-12-06 2024-11-22 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.71 +100.0K 737.0K +16% +$71.0K
I 2024-07-17 2024-07-15 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.68 +10.0K 635.0K +2% +$6,800
2024-07-15 2024-07-15 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.68 +10.0K 625.0K +2% +$6,800
2024-05-03 2024-05-01 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.75 +5,000 615.0K +0.8% +$3,750
2024-04-24 2024-04-24 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.68 +10.0K 610.0K +2% +$6,800
2024-01-25 2024-01-24 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.78 +9,152 560.8K +2% +$7,139
2024-01-23 2024-01-23 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.68 +10.0K 551.7K +2% +$6,800
2023-10-18 2023-10-18 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.91 +25.0K 541.7K +5% +$22.8K
2023-10-11 2023-10-09 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.8 +2,000 516.7K +0.4% +$1,600
2023-09-11 2023-09-08 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.95 +10.0K 514.7K +2% +$9,500
2023-09-06 2023-09-05 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $1.00 +10.0K 504.7K +2% +$10.0K
2023-08-17 2023-08-14 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $1.00 +1,500 494.7K +0.3% +$1,500
2023-05-16 2023-05-15 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.96 +10.0K 493.2K +2% +$9,600
M 2023-03-30 2023-03-24+ TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $1.09 +35.0K 473.2K +8% +$38.0K
2023-03-23 2023-03-22 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.87 +5,000 448.2K +1% +$4,350
M 2023-03-21 2023-03-20 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.89 +15.0K 443.2K +4% +$13.3K
M 2022-09-29 2022-09-28+ TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $0.9576 +13.2K 428.2K +3% +$12.6K
M 2021-08-19 2021-08-17 TGEN TECOGEN INC. LEWIS EARL R Dir P - Purchase $1.86 +15.0K 260.0K +6% +$27.9K

Purchase Sale Sale after option exercise All abbreviations