Who
Murray Stewart
Director
Company insider
Files Form 4 as: Director, CAMP4 Therapeutics; Interim Chief Medical Officer, X4 Pharmaceuticals; Director, Amarin Corporation; Chief Medical Officer, Rhythm Pharmaceuticals; Executive Vice President, R&D, Novelion Therapeutics.
In numbers
- Trades disclosed
- 25
- Buys
- 0
- Sells
- 1
- Bought
- $0
- Sold
- $138K
- Companies
- 5
- Companies where not an officer
- 2
- First trade
- 27 Nov 2017
- Last trade
- 10 Jun 2026
- Last filed
- 12 Jun 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 10 Jun 2026filed 12 Jun 2026 | CAMP CAMP4 Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code A | —28,000 at $0.00 | filing |
| 10 Jun 2026filed 12 Jun 2026 | CAMP CAMP4 Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code A | —28,000 at $0.00 | filing |
| 1 Jan 2026filed 5 Jan 2026 | XFOR X4 Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —110,000 at $0.00 | filing |
| 1 Jan 2026filed 5 Jan 2026 | XFOR X4 Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —110,000 at $0.00 | filing |
| 9 Jun 2025filed 10 Jun 2025 | XFOR X4 PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —1,500 at $0.00 | filing |
| 17 Mar 2025filed 19 Mar 2025 | CAMP CAMP4 Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code A | —17,787 at $0.00 | filing |
| 10 Jun 2024filed 11 Jun 2024 | XFOR X4 PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —45,000 at $0.00 | filing |
| 10 Aug 2023filed 11 Aug 2023 | XFOR X4 PharmaceuticalsBiotechnology | SEC FORM 4 Sold | $138K130,056 at $1.06 | filing |
| 9 Aug 2023filed 11 Aug 2023 | XFOR X4 PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —269,893 at $0.00 | filing |
| 9 Jan 2023filed 12 Jan 2023 | AMRN Amarin Corporationoption or derivative · Biotechnology | SEC FORM 4 Code A | —223,560 at $0.00 | filing |
| 9 Jan 2023filed 12 Jan 2023 | AMRN Amarin Corporationoption or derivative · Biotechnology | SEC FORM 4 Code A | —182,433 at $0.00 | filing |
| 6 Jun 2022filed 27 Jun 2022 | XFOR X4 PharmaceuticalsBiotechnology | SEC FORM 4 Code A | —6,667 at $0.00 | filing |
| 2 Jun 2021filed 2 Jun 2021 | XFOR X4 Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | $57K6,000 at $9.50 | filing |
| 11 Feb 2021filed 16 Feb 2021 | RYTM Rhythm Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —9,375 at $0.00 | filing |
| 11 Feb 2021filed 16 Feb 2021 | RYTM Rhythm Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —56,250 at $0.00 | filing |
| 20 Oct 2020filed 21 Oct 2020 | XFOR X4 Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —10,000 at $0.00 | filing |
| 30 Jun 2020filed 2 Jul 2020 | RYTM Rhythm Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —25,000 at $0.00 | filing |
| 10 Jun 2020filed 11 Jun 2020 | XFOR X4 Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —3,427 at $0.00 | filing |
| 14 Feb 2020filed 19 Feb 2020 | RYTM Rhythm Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —88,000 at $0.00 | filing |
| 29 Mar 2019filed 2 Apr 2019 | XFOR X4 Pharmaceuticalsoption or derivative · Biotechnology | SEC FORM 4 Code A | —6,854 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.