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Who

Ellen B. Richstone

Director

Company insider

Files Form 4 as: Director, Orion Energy Systems; Director, Cognition Therapeutics; Director, Superior Industries International; Director, Emagin; Director, BioAmber; Director, EveryWare Global; Director, American Power Conversion; Chief Financial Officer, Sonus Networks.

In numbers

Trades disclosed
104
Buys
16
Sells
0
Bought
$357K
Sold
$0
Companies
8
Companies where not an officer
7
First trade
15 Mar 2006
Last trade
11 Aug 2026
Last filed
12 Aug 2026

Companies traded

Where they are an officer
Sonus NetworksOfficer · last 15 Mar 20060 buys · 0 sells
Everywhere else they filed: board seats, 10% stakes, other companies
OESX Orion Energy SystemsDirector · Electrical Equipment & Grid · last 11 Aug 202611 buys · 0 sells
CGTX Cognition TherapeuticsDirector · Biotechnology · last 17 Jun 20261 buy · 0 sells
Superior Industries InternationalDirector · last 22 May 20252 buys · 0 sells
EmaginDirector · last 18 Oct 20231 buy · 0 sells
BioAmberDirector · last 15 Aug 20171 buy · 0 sells
EveryWare GlobalDirector · last 2 Jun 20150 buys · 0 sells
American Power ConversionDirector · last 14 Feb 20070 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
05Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
11 Aug 2026filed 12 Aug 2026OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Code A—2,532 at $0.00filing
11 Aug 2026filed 12 Aug 2026OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Code A—2,532 at $0.00filing
17 Jun 2026filed 22 Jun 2026CGTX Cognition TherapeuticsBiotechnologySEC FORM 4 Code A—25,000 at $0.00filing
17 Jun 2026filed 22 Jun 2026CGTX Cognition TherapeuticsBiotechnologySEC FORM 4 Code A—25,000 at $0.00filing
1 Jul 2025filed 1 Jul 2025OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Code A—20,000 at $0.00filing
18 Jun 2025filed 23 Jun 2025CGTX Cognition TherapeuticsBiotechnologySEC FORM 4 Code A—34,000 at $0.00filing
22 May 2025filed 27 May 2025Superior Industries Internationaloption or derivativeSEC FORM 4 Code M—37,338 at $0.00filing
22 May 2025filed 27 May 2025Superior Industries InternationalSEC FORM 4 Code M—37,338 at $0.00filing
21 Feb 2025filed 24 Feb 2025OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Bought$18K20,000 at $0.91filing
20 Feb 2025filed 21 Feb 2025OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Bought$769874 at $0.88filing
19 Feb 2025filed 21 Feb 2025OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Bought$11K13,000 at $0.84filing
18 Feb 2025filed 19 Feb 2025OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Bought$11K13,000 at $0.84filing
14 Feb 2025filed 18 Feb 2025OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Bought$8,20010,000 at $0.82filing
14 Jun 2024filed 17 Jun 2024OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Bought$23K20,000 at $1.15filing
11 Jun 2024filed 12 Jun 2024OESX Orion Energy SystemsElectrical Equipment & GridSEC FORM 4 Code A—27,523 at $0.00filing
7 Jun 2024filed 11 Jun 2024CGTX Cognition Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—8,500 at $0.00filing
7 Jun 2024filed 11 Jun 2024CGTX Cognition TherapeuticsBiotechnologySEC FORM 4 Code A—8,500 at $0.00filing
22 May 2024filed 24 May 2024Superior Industries Internationaloption or derivativeSEC FORM 4 Code A—37,338 at $0.00filing
19 May 2024filed 21 May 2024Superior Industries Internationaloption or derivativeSEC FORM 4 Code M—33,207 at $0.00filing
19 May 2024filed 21 May 2024Superior Industries InternationalSEC FORM 4 Code M—33,207 at $0.00filing

News

Sectors

Industrials11
Health Care1
Not placed4

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

Related people

Heather L. Wishart-SmithDirector · Also traded OESX in the last 90 days