PepGen Inc.
PEPG- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001835597
No open-market purchases or sales by PepGen Inc. insiders were filed in the last 90 days; 71 institutions reported holding it in 13F filings for Q2 2026, worth $93.7M in total; Viking Global Investors is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in PepGen Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 93
- +7 vs. Q4 2025
- Shares held
- 55.8M
- +652.0K (+1.2%) vs. Q4 2025
- Total value
- $98.8M
- −$260.3M (−72.5%) vs. Q4 2025
- New holders
- 27
- 27 more added
- Sold out
- 20
- 26 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PEPG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 71 | $93.7M |
| Q1 2026 | 93 | $98.8M |
| Q4 2025 | 87 | $373.5M |
| Q3 2025 | 72 | $262.1M |
| Q2 2025 | 52 | $25.8M |
| Q1 2025 | 72 | $35.6M |
| Q4 2024 | 61 | $94.7M |
| Q3 2024 | 62 | $216.6M |
| Q2 2024 | 61 | $401.4M |
| Q1 2024 | 56 | $363.0M |
| Q4 2023 | 42 | $110.2M |
| Q3 2023 | 43 | $84.4M |
| Q2 2023 | 44 | $153.7M |
| Q1 2023 | 45 | $210.0M |
| Q4 2022 | 46 | $227.5M |
| Q3 2022 | 43 | $152.9M |
| Q2 2022 | 43 | $168.5M |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding PepGen Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Polymer Capital Management (HK) LTD | 0 | $0 | 0.00% | −160,000−100.0% | Sold out |
| Sphera Funds Management Ltd. | 0 | $0 | 0.00% | −121,467−100.0% | Sold out |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −55,438−100.0% | Sold out |
| Resolute Capital Asset Partners LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −43,194−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −24,306−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −20,806−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −14,580−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −10,001−100.0% | Sold out |
| Optima Capital LLC | 0 | $0 | 0.00% | −108−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |