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RICHSTONE ELLEN B

Insider transactions at 2 companies

This page shows all SEC Form 4 filings attributed to RICHSTONE ELLEN B. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

CGTX OESX
Company Title Type Shares Price Value Date
OESX Award / Grant 20,000 Jul 1, 2025
CGTX Award / Grant 34,000 Jun 18, 2025
0000095552 Option Exercise 37,338 May 22, 2025
OESX Purchase 20,000 $0.91 $18,200 Feb 21, 2025
OESX Purchase 13,000 $0.84 $10,920 Feb 20, 2025
OESX Purchase 13,000 $0.84 $10,920 Feb 18, 2025
OESX Purchase 10,000 $0.82 $8,200 Feb 14, 2025
OESX Purchase 20,000 $1.15 $23,000 Jun 14, 2024
OESX Award / Grant 27,523 Jun 11, 2024
CGTX Award / Grant 8,500 Jun 7, 2024
0000095552 Option Exercise 33,207 May 19, 2024
OESX Purchase 30,000 $0.93 $27,900 Nov 29, 2023
0001046995 Option Exercise 5,557 Oct 18, 2023
OESX Award / Grant 19,355 Aug 15, 2023
OESX Purchase 8,185 $1.85 $15,142 Jun 12, 2023
OESX Purchase 16,815 $1.78 $29,931 Jun 9, 2023
0001046995 Option Exercise 5,557 Jun 9, 2023
CGTX Award / Grant 6,000 Jun 9, 2023
0000095552 Option Exercise 30,303 Apr 28, 2023
CGTX Purchase 10,000 $2.66 $26,600 Nov 29, 2022
OESX Award / Grant 22,935 Jun 10, 2022
0000095552 Option Exercise 15,577 May 25, 2022
0000095552 Option Exercise 20,000 Jun 22, 2021
0001046995 Option Exercise 25,971 $2.14 $55,578 Jun 10, 2021
OESX Award / Grant 8,361 Jun 4, 2021
OESX Award / Grant 11,479 Jun 9, 2020
0000095552 Option Exercise 16,779 Apr 23, 2020
0000095552 Purchase 18,000 $2.85 $51,300 Aug 12, 2019
OESX Award / Grant 9,033 Aug 12, 2019
0000095552 Option Exercise 6,873 Apr 19, 2019
0000095552 Purchase 10,000 $7.91 $79,100 Nov 20, 2018
0000095552 Option Exercise 1,229 Jul 26, 2018
OESX Purchase 5,000 $0.96 $4,800 Jun 12, 2018
OESX Award / Grant 20,250 Jun 7, 2018
0000095552 Option Exercise 3,030 Apr 25, 2018
OESX Purchase 23,500 $0.86 $20,210 Feb 26, 2018
0001046995 Purchase 18,519 $1.35 $25,001 Feb 15, 2018
0001534287 Purchase 13,333 Aug 15, 2017
OESX Award / Grant 29,348 Jun 13, 2017
0001532543 Disposition 30,435 $0.06 $1,826 Jun 2, 2015
0001532543 Award / Grant 30,435 Nov 14, 2014
0000835910 Disposition 13,665 Feb 14, 2007
0000835910 Award / Grant 4,000 Jun 30, 2006