Who
Leonard Reyno
Chief Medical Officer
Company insider
Files Form 4 as: Chief Medical Officer, C4 Therapeutics.
In numbers
- Trades disclosed
- 23
- Buys
- 0
- Sells
- 1
- Bought
- $0
- Sold
- $44K
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 10 Jul 2023
- Last trade
- 10 Jul 2026
- Last filed
- 13 Jul 2026
Companies traded
Activity over time
1 Jan – 1 Oct
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 10 Jul 2026filed 13 Jul 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code M | —15,325 at $0.00 | filing |
| 10 Jul 2026filed 13 Jul 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $30K7,397 at $4.06 | filing |
| 10 Jul 2026filed 13 Jul 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code M | —15,325 at $0.00 | filing |
| 10 Jul 2026filed 13 Jul 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $30K7,397 at $4.06 | filing |
| 14 Feb 2026filed 18 Feb 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code M | —30,950 at $0.00 | filing |
| 14 Feb 2026filed 18 Feb 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $31K16,579 at $1.89 | filing |
| 14 Feb 2026filed 18 Feb 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code M | —30,950 at $0.00 | filing |
| 14 Feb 2026filed 18 Feb 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $31K16,579 at $1.89 | filing |
| 13 Feb 2026filed 18 Feb 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code A | —240,000 at $0.00 | filing |
| 13 Feb 2026filed 18 Feb 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code A | —240,000 at $0.00 | filing |
| 16 Jan 2026filed 16 Jan 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Sold | $22K10,000 at $2.22 | filing |
| 16 Jan 2026filed 16 Jan 2026 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Sold | $22K10,000 at $2.22 | filing |
| 10 Jul 2025filed 15 Jul 2025 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code M | —15,325 at $0.00 | filing |
| 10 Jul 2025filed 15 Jul 2025 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $15K7,382 at $1.99 | filing |
| 10 Jul 2025filed 14 Jul 2025 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $15K7,382 at $1.99 | filing |
| 14 Feb 2025filed 18 Feb 2025 | CCCC C4 Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code A | —130,600 at $0.00 | filing |
| 14 Feb 2025filed 18 Feb 2025 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code A | —87,100 at $0.00 | filing |
| 14 Feb 2025filed 18 Feb 2025 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $16K5,145 at $3.18 | filing |
| 10 Jul 2024filed 11 Jul 2024 | CCCC C4 TherapeuticsBiotechnology | SEC FORM 4 Code F | $31K6,191 at $5.00 | filing |
| 14 Feb 2024filed 15 Feb 2024 | CCCC C4 Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code A | —165,300 at $0.00 | filing |
News
Head-To-Head Comparison: ACADIA Pharmaceuticals (NASDAQ:ACAD) versus C4 Therapeutics (NASDAQ:CCCC)CCCC · tickerreport.com · 19 Oct 2026Critical Review: ACADIA Pharmaceuticals (NASDAQ:ACAD) and C4 Therapeutics (NASDAQ:CCCC)CCCC · dailypolitical.com · 15 Oct 2026
0 headlines in the last 90 days name Leonard Reyno; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.