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Who

Roger P. Deschenes

Chief Financial Officer

Company insider

Files Form 4 as: Chief Financial Officer, Tecogen; Chief Financial Officer, Implant Sciences.

In numbers

Trades disclosed
22
Buys
1
Sells
0
Bought
$45K
Sold
$0
Companies
2
Companies where not an officer
0
First trade
7 Sep 2012
Last trade
26 Jun 2026
Last filed
8 Sep 2026

Companies traded

Where they are an officer
TGEN TecogenOfficer · Machinery · last 26 Jun 20261 buy · 0 sells
Implant SciencesOfficer · last 2 Jul 20140 buys · 0 sells

Activity over time

1 Mar – 1 Oct
01Mar 26May 26Jul 26Aug 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
26 Jun 2026filed 8 Sep 2026TGEN TecogenMachinerySEC FORM 4 Code A—29,013 at $0.00filing
26 Jun 2026filed 8 Sep 2026TGEN TecogenMachinerySEC FORM 4 Code A—29,013 at $0.00filing
26 Jun 2026filed 30 Jun 2026TGEN TecogenMachinerySEC FORM 4 Code A—29,013filing
26 Jun 2026filed 30 Jun 2026TGEN TecogenMachinerySEC FORM 4 Code A—29,013filing
20 Mar 2026filed 23 Mar 2026TGEN TecogenMachinerySEC FORM 4 Bought$22K10,000 at $2.23filing
20 Mar 2026filed 23 Mar 2026TGEN TecogenMachinerySEC FORM 4 Bought$22K10,000 at $2.23filing
24 Jul 2025filed 28 Jul 2025TGEN Tecogenoption or derivative · MachinerySEC FORM 4 Code A$101K12,063 at $8.35filing
24 Jul 2025filed 28 Jul 2025TGEN TecogenMachinerySEC FORM 4 Code A—17,964 at $0.00filing
2 Jul 2014filed 3 Jul 2014Implant Sciencesoption or derivativeSEC FORM 4 Code A—300,000 at $0.00filing
6 Mar 2014filed 10 Mar 2014Implant Sciencesoption or derivativeSEC FORM 4 Code A—50,000 at $0.00filing
13 Aug 2013filed 15 Aug 2013Implant Sciencesoption or derivativeSEC FORM 4 Code A—141,502 at $0.00filing
28 Nov 2012filed 30 Nov 2012Implant Sciencesoption or derivativeSEC FORM 4 Code M—100,000 at $0.00filing
28 Nov 2012filed 30 Nov 2012Implant SciencesSEC FORM 4 Code M$10K100,000 at $0.10filing
20 Nov 2012filed 21 Nov 2012Implant Sciencesoption or derivativeSEC FORM 4 Code M—25,000 at $0.00filing
20 Nov 2012filed 21 Nov 2012Implant Sciencesoption or derivativeSEC FORM 4 Code M—75,000 at $0.00filing
20 Nov 2012filed 21 Nov 2012Implant SciencesSEC FORM 4 Code M$5,00025,000 at $0.20filing
20 Nov 2012filed 21 Nov 2012Implant SciencesSEC FORM 4 Code M$13K75,000 at $0.17filing
20 Nov 2012filed 21 Nov 2012Implant Sciencesoption or derivativeSEC FORM 4 Code M—25,000 at $0.00filing
20 Nov 2012filed 21 Nov 2012Implant Sciencesoption or derivativeSEC FORM 4 Code M—75,000 at $0.00filing
20 Nov 2012filed 21 Nov 2012Implant SciencesSEC FORM 4 Code M$5,00025,000 at $0.20filing

News

Tecogen, Inc.: Data Center Cuts Electric Bills Substantially with Tecogen's InVerdeTGEN · finanznachrichten.de · 14 Oct 2026

0 headlines in the last 90 days name Roger P. Deschenes; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Industrials1

Buys in green, sells in red, by the company’s sector.

Related people

Stephen LafailleVP of Business Development · VP of Business Development at Tecogen, filing Form 4 there in the last year
John Kimball Whiting IVGeneral Counsel & Secretary · General Counsel & Secretary at Tecogen, filing Form 4 there in the last year
Robert PanoraCOO and President · COO and President at Tecogen, filing Form 4 there in the last year
Abinand RangeshChief Executive Officer · Chief Executive Officer at Tecogen, filing Form 4 there in the last year
Susan B. HirschDirector · Director at Tecogen, filing Form 4 there in the last year