Data spanning the past 90 days through December 12, 2025 reveals that PepGen's three principal insider shareholders consist of Director Capital Management, L.P. Ra (18.55Mn shares), Other Science Enterprises Plc Oxford (4.96Mn shares), President And CEO James G Mcarthur (113.91K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Capital Management, L.P. Ra | 18,554,273 | 30 Sep, 2025 | |
| Science Enterprises Plc Oxford | 4,955,388 | 01 Oct, 2025 | |
| James E Flynn | 476,813 | 10 May, 2022 | |
| James G Mcarthur | President And CEO | 113,913 | 22 Apr, 2025 |
| Joseph Vittiglio | Chief Business & Legal Officer | 35,000 | 10 Dec, 2025 |
| Paul Streck | EVP And Head Of R&D | 27,805 | 02 Jun, 2025 |
| Noel Donnelly | Chief Financial Officer | 24,956 | 05 Mar, 2025 |
| Kasra Kasraian | Chief Technical Officer | 16,750 | 21 May, 2025 |
| Mary Beth Delena | General Counsel | 14,968 | 05 Mar, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 08 Dec, 2025 | Joseph Vittiglio | Common Stock | A | 35,000 | $0.00 | 35,000 | D | A |
| 30 Sep, 2025 | Science Enterprises Plc Oxford | Common Stock | A | 200,000 | $3.20 | 4,955,388 | D | P |
| 30 Sep, 2025 | Science Enterprises Plc Oxford | - | - | 4,955,388 | D | |||
| 26 Sep, 2025 | Capital Management, L.P. Ra | Common Stock | A | 9,375,000 | $3.20 | 18,554,273 | I | P |
| 26 Sep, 2025 | Capital Management, L.P. Ra | - | - | 18,554,273 | I | |||
| 30 May, 2025 | Paul Streck | Common Stock | A | 8,375 | $1.24 | 27,805 | D | P |
| 30 May, 2025 | Paul Streck | - | - | 27,805 | D | |||
| 20 May, 2025 | Kasra Kasraian | Common Stock | A | 16,750 | $0.00 | 16,750 | D | A |
| 20 May, 2025 | Kasra Kasraian | - | - | 16,750 | D | |||
| 17 Apr, 2025 | James G Mcarthur | Common Stock | A | 10,000 | $1.36 | 113,913 | D | P |
| 08 Apr, 2025 | James G Mcarthur | Common Stock | A | 41,500 | $1.15 | 103,913 | D | P |
| 08 Apr, 2025 | James G Mcarthur | - | - | 103,913 | D | |||
| 03 Mar, 2025 | Mary Beth Delena | Common Stock | A | 13,400 | $0.00 | 14,968 | D | A |
| 03 Mar, 2025 | James G Mcarthur | Common Stock | A | 60,719 | $0.00 | 62,413 | D | A |
| 03 Mar, 2025 | Noel Donnelly | Common Stock | A | 23,283 | $0.00 | 24,956 | D | A |
| 03 Mar, 2025 | Paul Streck | Common Stock | A | 19,430 | $0.00 | 19,430 | D | A |
| 24 Feb, 2025 | Noel Donnelly | Common Stock | A | 3,200 | $0.00 | 3,200 | D | A |
| 24 Feb, 2025 | Mary Beth Delena | - | - | 3,000 | D | |||
| 24 Feb, 2025 | Mary Beth Delena | Common Stock | A | 3,000 | $0.00 | 3,000 | D | A |
| 26 Feb, 2025 | Mary Beth Delena | Common Stock | D | 1,432 | $1.68 | 1,568 | D | S |