Young David
Insider transactions at 2 companies
This page shows all SEC Form 4 filings attributed to Young David. 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.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| PCSA | Pres. Research & Development | Option Exercise | 17,272 | — | — | Apr 1, 2025 |
| PCSA | Pres. Research & Development | Purchase | 124,500 | $0.80 | $99,600 | Jan 27, 2025 |
| PCSA | Pres. Research & Development | Tax Withholding | 518 | $2.79 | $1,445 | Apr 5, 2024 |
| PCSA | Pres. Research & Development | Purchase | 21,000 | $2.45 | $51,450 | Feb 7, 2024 |
| PCSA | Pres. Research & Development | Purchase | 20,000 | $2.53 | $50,600 | Feb 6, 2024 |
| PCSA | Pres. Research & Development | Option Exercise | 1,675 | — | — | Jan 1, 2024 |
| PCSA | Pres. Research & Development | Award / Grant | 155,277 | $0.29 | $45,030 | Oct 12, 2023 |
| PCSA | Pres. Research & Development | Award / Grant | 142,000 | $0.24 | $34,080 | Oct 10, 2023 |
| PCSA | President & CEO | Purchase | 40,000 | $0.80 | $32,000 | Jun 12, 2023 |
| PCSA | President & CEO | Purchase | 20,000 | $0.55 | $11,000 | Apr 14, 2023 |
| PCSA | President & CEO | Purchase | 20,000 | $0.48 | $9,600 | Apr 11, 2023 |
| PCSA | President & CEO | Award / Grant | 18,750 | $0.80 | $15,000 | Feb 9, 2023 |
| PCSA | President & CEO | Gift | 9,250 | — | — | Aug 16, 2022 |
| PCSA | President & CEO | Tax Withholding | 2,531 | $3.17 | $8,023 | Aug 5, 2022 |
| PCSA | Chief Executive Officer | Award / Grant | 7,601 | — | — | Aug 5, 2021 |
| PCSA | Chief Executive Officer | Purchase | 10,000 | $7.67 | $76,700 | Jun 23, 2021 |
| 0000891288 | Chief Scientific Officer | Disposition | 14,000 | — | — | Aug 14, 2014 |
| 0000891288 | Chief Scientific Officer | Sale | 6,000 | $91.96 | $551,760 | Jun 24, 2014 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 6,000 | $4.54 | $27,240 | Mar 14, 2014 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 6,000 | $5.77 | $34,620 | Mar 3, 2014 |
| 0000891288 | Chief Scientific Officer | Disposition | 16,667 | — | — | Feb 24, 2014 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 10,000 | $9.31 | $93,100 | Jan 29, 2014 |
| 0000891288 | Chief Scientific Officer | Sale | 6,000 | $64.38 | $386,280 | Jan 24, 2014 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 15,000 | $5.77 | $86,550 | Nov 19, 2013 |
| 0000891288 | Chief Scientific Officer | Sale | 100,000 | $62.40 | $6,240,000 | Nov 13, 2013 |
| 0000891288 | Chief Scientific Officer | Gift | 10,625 | — | — | Mar 7, 2013 |
| 0000891288 | Chief Scientific Officer | Award / Grant | 25,000 | — | — | Feb 24, 2013 |
| 0000891288 | Chief Scientific Officer | Award / Grant | 25,000 | — | — | Feb 24, 2013 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 10,000 | $4.54 | $45,400 | Aug 10, 2012 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 70,000 | $4.54 | $317,800 | Apr 27, 2012 |
| LEDS | CFO and Treasurer | Award / Grant | 50,000 | — | — | Feb 20, 2012 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 75,000 | $4.54 | $340,500 | Oct 31, 2011 |
| 0000891288 | Chief Scientific Officer | Sale | 100 | $32.00 | $3,200 | Aug 15, 2011 |
| 0000891288 | Chief Scientific Officer | Sale | 10,000 | $28.50 | $285,000 | Aug 5, 2011 |
| LEDS | CFO and Treasurer | Other | 53,571 | — | — | Dec 8, 2010 |
| 0000891288 | Chief Scientific Officer | Option Exercise | 10,000 | $0.87 | $8,700 | Nov 2, 2010 |
| 0000891288 | Award / Grant | 2,000 | $4.90 | $9,800 | Jul 10, 2008 |