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, Q3 2025
Institutional positions in PepGen Inc. as of Sep 30, 2025. 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
- 72
- +20 vs. Q2 2025
- Shares held
- 56.7M
- +33.5M (+144.2%) vs. Q2 2025
- Total value
- $262.1M
- +$236.3M (+916.4%) vs. Q2 2025
- New holders
- 32
- 19 more added
- Sold out
- 12
- 19 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding PepGen Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 20,064,545 | $92.7M | 1.14% | +9,375,000+87.7% | Added |
| Viking Global Investors LPSuperinvestorViking Global Investors | 3,482,434 | $16.1M | 0.04% | +2,000,000+134.9% | Added |
| Commodore Capital LP | 2,357,319 | $10.9M | 0.53% | +2,357,319 | New |
| Vivo Capital, LLC | 2,325,000 | $10.7M | 0.86% | +2,325,000 | New |
| Point72 Asset Management, L.P. | 2,030,000 | $9.38M | 0.02% | −729,171−26.4% | Reduced |
| BVF Inc | 1,915,000 | $8.85M | 0.36% | +1,915,000 | New |
| Laurion Capital Management LP | 1,892,156 | $8.74M | 1.19% | +1,081,395+133.4% | Added |
| Vanguard Group Inc | 1,768,356 | $8.17M | 0.00% | +831,333+88.7% | Added |
| RTW Investments, LP | 1,500,000 | $6.93M | 0.09% | +1,500,000 | New |
| Janus Henderson Group PLC | 1,500,000 | $6.92M | 0.00% | +1,500,000 | New |
| Adage Capital Partners GP, L.L.C. | 1,450,000 | $6.70M | 0.01% | +100,000+7.4% | Added |
| Balyasny Asset Management LLC | 1,333,583 | $6.16M | 0.01% | +1,333,583 | New |
| Woodline Partners LP | 1,311,021 | $6.06M | 0.03% | +619,491+89.6% | Added |
| TCG Crossover Management, LLC | 1,200,000 | $5.54M | 0.27% | +1,200,000 | New |
| Deep Track Capital, LP | 1,200,000 | $5.54M | 0.15% | +1,200,000 | New |
| AWM Investment Company, Inc. | 1,025,000 | $4.74M | 0.44% | +1,025,000 | New |
| Perceptive Advisors LLC | 829,870 | $3.83M | 0.11% | +829,870 | New |
| EcoR1 Capital, LLC | 800,000 | $3.70M | 0.18% | +800,000 | New |
| Logos Global Management LP | 750,000 | $3.46M | 0.34% | +750,000 | New |
| Octagon Capital Advisors LP | 700,000 | $3.23M | 0.51% | +700,000 | New |
| Siren, L.L.C. | 700,000 | $3.23M | 0.13% | +700,000 | New |
| Morgan Stanley | 575,156 | $2.66M | 0.00% | +510,318+787.1% | Added |
| Ikarian Capital, LLC | 535,967 | $2.48M | 0.56% | +385,967+257.3% | Added |
| Millennium Management LLC | 500,266 | $2.31M | 0.00% | −1,008,932−66.9% | Reduced |
| Pictet Asset Management Holding SA | 481,365 | $2.22M | 0.00% | +481,365 | New |
| BlackRock, Inc. | 450,126 | $2.08M | 0.00% | −197,895−30.5% | Reduced |
| StemPoint Capital LP | 389,189 | $1.80M | 0.36% | +389,189 | New |
| Boothbay Fund Management, LLC | 350,385 | $1.62M | 0.04% | +304,815+668.9% | Added |
| Driehaus Capital Management LLC | 315,000 | $1.46M | 0.01% | +315,000 | New |
| Monashee Investment Management LLC | 300,000 | $1.39M | 0.69% | +300,000 | New |
| Citadel Advisors LLC | 297,258 | $1.37M | 0.00% | +297,258 | New |
| Boxer Capital Management, LLC | 250,000 | $1.16M | 0.37% | +250,000 | New |
| UBS Group AG | 242,451 | $1.12M | 0.00% | +229,089+1,714.5% | Added |
| Geode Capital Management, LLC | 200,731 | $927.8K | 0.00% | −365−0.2% | Reduced |
| ExodusPoint Capital Management, LP | 190,256 | $879.0K | 0.01% | +190,256 | New |
| Sphera Funds Management Ltd. | 171,467 | $792.2K | 0.19% | +15,000+9.6% | Added |
| Acadian Asset Management LLC | 150,192 | $693.0K | 0.00% | +150,192 | New |
| Susquehanna International Group, LLP | 131,632 | $608.1K | 0.00% | +89,327+211.1% | Added |
| Monimus Capital Management, LP | 104,800 | $484.2K | 0.36% | +104,800 | New |
| RBF Capital, LLC | 100,000 | $462.0K | 0.02% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 92,493 | $427.3K | 0.00% | +28,753+45.1% | Added |
| Renaissance Technologies LLC | 75,700 | $349.7K | 0.00% | +24,400+47.6% | Added |
| Opaleye Management Inc. | 75,000 | $346.5K | 0.05% | −165,000−68.8% | Reduced |
| Fifth Lane Capital, LP | 70,000 | $323.4K | 0.32% | +70,000 | New |
| State Street Corp | 65,790 | $303.9K | 0.00% | −3,350−4.8% | Reduced |
| Bridgeway Capital Management, LLC | 63,000 | $291.1K | 0.01% | −28,923−31.5% | Reduced |
| Northern Trust Corp | 59,526 | $275.0K | 0.00% | +11,540+24.0% | Added |
| Gsa Capital Partners LLP | 46,158 | $213.0K | 0.02% | +46,158 | New |
| Rangeley Capital, LLC | 44,000 | $203.3K | 0.19% | +9,000+25.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 38,081 | $175.9K | 0.00% | +38,081 | New |
| ADAR1 Capital Management, LLC | 36,842 | $170.2K | 0.02% | +16,490+81.0% | Added |
| Dimensional Fund Advisors LP | 33,006 | $152.5K | 0.00% | −6,693−16.9% | Reduced |
| Rathbone Brothers plc | 32,003 | $147.9K | 0.00% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 30,670 | $141.7K | 0.00% | +30,670 | New |
| Bank of Montreal | 20,001 | $92.4K | 0.00% | +20,001 | New |
| Militia Capital Partners, LP | 15,500 | $71.6K | 0.03% | +15,500 | New |
| Heights Capital Management, Inc | 10,000 | $46.2K | 0.01% | +10,000 | New |
| Burkehill Global Management, LP | 10,000 | $46.2K | 0.00% | +10,000 | New |
| Tower Research Capital LLC (TRC) | 7,839 | $36.2K | 0.00% | −1,731−18.1% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 6,762 | $31.2K | 0.00% | +6,762 | New |
| China Universal Asset Management Co., Ltd. | 5,749 | $26.6K | 0.00% | −823−12.5% | Reduced |
| Royal Bank of Canada | 4,459 | $21.0K | 0.00% | +2,927+191.1% | Added |
| Bank of America Corp | 2,685 | $12.4K | 0.00% | −7,651−74.0% | Reduced |
| FMR LLC | 2,430 | $11.2K | 0.00% | −3,173−56.6% | Reduced |
| JPMorgan Chase & Co | 2,175 | $10.0K | 0.00% | −8,660−79.9% | Reduced |
| Citigroup Inc | 1,494 | $6.90K | 0.00% | −5,108−77.4% | Reduced |
| BNP Paribas Arbitrage, SA | 1,396 | $6.45K | 0.00% | −7,127−83.6% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,268 | $5.86K | 0.00% | +4+0.3% | Added |
| Barclays PLC | 1,156 | $5.34K | 0.00% | −2,548−68.8% | Reduced |
| CWM, LLC | 767 | $4.00K | 0.00% | −2,809−78.6% | Reduced |
| GF Fund Management Co. Ltd. | 679 | $3.14K | 0.00% | −129−16.0% | Reduced |
| Nisa Investment Advisors, LLC | 195 | $901 | 0.00% | −310−61.4% | Reduced |
| Suvretta Capital Management, LLC | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| Prosight Management, LP | 0 | $0 | 0.00% | −243,980−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −73,004−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −70,603−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −39,209−100.0% | Sold out |
| Zacks Investment Management | 0 | $0 | 0.00% | −38,047−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −32,705−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −15,939−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −4,039−100.0% | Sold out |
| Wells Fargo & Company | 0 | $0 | 0.00% | −327−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −137−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −35−100.0% | Sold out |