Lewis Earl R (CIK 0001230427)

Latest company ownership

Role: Director
Shares held
1,001,006
Last filed at
May 7, 2025
Confidence Score
52.4
2025Q4
Confidence Score History
2020Q2 2025Q4
Shares held
477,050
Last filed at
Jan 4, 2018
Confidence Score
50.0
2025Q4
Confidence Score History
2007Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
May 1, 2025 May 5, 2025 TECOGEN INC. Director Buy 97.5 +240,256 33.05% $514.1K
Oct 9, 2023 Mar 25, 2025 TECOGEN INC. Director Buy 60.0 +2,000 0.32% $1.6K
Jul 15, 2024 Mar 25, 2025 TECOGEN INC. Director Buy 77.5 +10,000 1.63% $6.8K
Nov 22, 2024 Dec 6, 2024 TECOGEN INC. Director Buy 95.0 +100,000 15.70% $71K
Oct 9, 2023 Dec 6, 2024 TECOGEN INC. Director Buy 60.0 +2,000 0.31% $1.6K
Jul 15, 2024 Jul 17, 2024 TECOGEN INC. Director Buy 77.5 +10,000 1.60% $6.8K
Jul 15, 2024 Jul 15, 2024 TECOGEN INC. Director Buy 77.5 +10,000 1.63% $6.8K
May 1, 2024 May 3, 2024 TECOGEN INC. Director Buy 67.5 +5,000 0.82% $3.8K
Apr 24, 2024 Apr 24, 2024 TECOGEN INC. Director Buy 77.5 +10,000 1.67% $6.8K
Mar 24, 2022 Apr 16, 2024 TECOGEN INC. Director Buy 86.3 +39,165 6.98% $29.8K
Jan 24, 2024 Jan 25, 2024 TECOGEN INC. Director Buy 77.5 +9,152 1.66% $7.1K
Jan 23, 2024 Jan 23, 2024 TECOGEN INC. Director Buy 77.5 +10,000 1.85% $6.8K
Oct 18, 2023 Oct 18, 2023 TECOGEN INC. Director Buy 83.8 +25,000 4.84% $22.8K
Oct 9, 2023 Oct 11, 2023 TECOGEN INC. Director Buy 60.0 +2,000 0.39% $1.6K
Sep 8, 2023 Sep 11, 2023 TECOGEN INC. Director Buy 77.5 +10,000 1.98% $9.5K
Sep 5, 2023 Sep 6, 2023 TECOGEN INC. Director Buy 78.8 +10,000 2.02% $10K
Aug 14, 2023 Aug 17, 2023 TECOGEN INC. Director Buy 60.0 +1,500 0.30% $1.5K
May 15, 2023 May 16, 2023 TECOGEN INC. Director Buy 77.5 +10,000 2.07% $9.6K
Mar 24, 2023 Mar 30, 2023 TECOGEN INC. Director Buy 86.3 +35,000 7.81% $38K
Mar 22, 2023 Mar 23, 2023 TECOGEN INC. Director Buy 77.5 +5,000 1.13% $4.4K
Mar 20, 2023 Mar 21, 2023 TECOGEN INC. Director Buy 83.8 +15,000 3.50% $13.4K
Sep 28, 2022 Sep 29, 2022 TECOGEN INC. Director Buy 83.8 +13,183 3.18% $12.6K
Aug 17, 2021 Aug 19, 2021 TECOGEN INC. Director Buy 86.3 +15,000 6.00% $27.9K
Jun 8, 2020 Jun 9, 2020 TECOGEN INC. Director Buy 90.0 +100,000 100.00% $9.6K
Jun 4, 2020 Jun 4, 2020 TECOGEN INC. Director Buy 90.0 +100,000 18.18% $699.8
May 25, 2017 May 30, 2017 HARVARD BIOSCIENCE INC Director Buy 91.3 +43,538 10.27% $28.8K
May 23, 2017 May 25, 2017 HARVARD BIOSCIENCE INC Director Buy 78.8 +10,000 2.36% $23.8K
Dec 6, 2016 Dec 7, 2016 HARVARD BIOSCIENCE INC Director Sell 22.5 -23,088 -5.56% $55.9K
Dec 2, 2015 Jan 11, 2016 HARVARD BIOSCIENCE INC Director Buy 90.0 +27,221 7.51% $89.3K
Sep 15, 2009 Sep 16, 2009 HARVARD BIOSCIENCE INC Director Buy 95.0 +20,000 40.00% $74.5K
Dec 1, 2008 Dec 3, 2008 HARVARD BIOSCIENCE INC Director Buy 95.0 +25,000 100.00% $51.1K
Dec 11, 2007 Dec 12, 2007 HARVARD BIOSCIENCE INC Director Buy 95.0 +25,000 100.00% $108.5K