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, Q2 2026
Institutional positions in PepGen Inc. as of Jun 30, 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
- 71
- −21 vs. Q1 2026
- Shares held
- 52.1M
- −4.50M (−8.0%) vs. Q1 2026
- Total value
- $93.7M
- −$6.43M (−6.4%) vs. Q1 2026
- New holders
- 6
- 21 more added
- Sold out
- 27
- 26 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $100.1M |
| Q4 2025 | 87 | $374.3M |
| Q3 2025 | 72 | $262.2M |
| Q2 2025 | 52 | $25.8M |
| Q1 2025 | 72 | $35.6M |
| Q4 2024 | 61 | $94.7M |
| Q3 2024 | 62 | $216.9M |
| Q2 2024 | 61 | $401.5M |
| Q1 2024 | 56 | $364.0M |
| Q4 2023 | 42 | $110.5M |
| Q3 2023 | 43 | $84.4M |
| Q2 2023 | 44 | $153.7M |
| Q1 2023 | 45 | $242.0M |
| 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, Q2 2026
Shares, value and share of portfolio for each institution holding PepGen Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 20,064,545 | $36.1M | 0.31% | 00.0% | Unchanged |
| Commodore Capital LP | 4,475,000 | $8.05M | 0.48% | 00.0% | Unchanged |
| Viking Global Investors LPSuperinvestorViking Global Investors | 3,482,434 | $6.27M | 0.02% | 00.0% | Unchanged |
| Laurion Capital Management LP | 2,750,855 | $4.95M | 0.36% | 00.0% | Unchanged |
| ADAR1 Capital Management, LLC | 2,591,085 | $4.66M | 0.22% | +983,447+61.2% | Added |
| Vivo Capital, LLC | 2,325,000 | $4.18M | 0.38% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 1,935,920 | $3.48M | 0.00% | −1,779−0.1% | Reduced |
| Millennium Management LLC | 1,786,765 | $3.22M | 0.00% | −292,378−14.1% | Reduced |
| Renaissance Technologies LLC | 1,520,246 | $2.74M | 0.00% | +1,463,446+2,576.5% | Added |
| BlackRock, Inc. | 1,304,262 | $2.35M | 0.00% | +26,478+2.1% | Added |
| Marshall Wace, LLP | 866,992 | $1.56M | 0.00% | +568,424+190.4% | Added |
| Gsa Capital Partners LLP | 852,852 | $1.53M | 0.10% | +814,566+2,127.6% | Added |
| Citadel Advisors LLC | 658,381 | $1.19M | 0.00% | +450,459+216.6% | Added |
| AWM Investment Company, Inc. | 600,000 | $1.08M | 0.09% | −1,230,925−67.2% | Reduced |
| Monimus Capital Management, LP | 587,688 | $1.06M | 0.27% | −10,975−1.8% | Reduced |
| Squarepoint Ops LLC | 529,083 | $952.3K | 0.00% | +382,487+260.9% | Added |
| Geode Capital Management, LLC | 523,473 | $942.8K | 0.00% | −12,526−2.3% | Reduced |
| Creek Drive Management Group LLC | 450,000 | $810.0K | 0.50% | 00.0% | Unchanged |
| Ikarian Capital, LLC | 447,165 | $804.9K | 0.13% | 00.0% | Unchanged |
| Diadema Partners LP | 373,284 | $671.9K | 0.24% | +222,359+147.3% | Added |
| Boothbay Fund Management, LLC | 366,141 | $659.1K | 0.01% | +14,767+4.2% | Added |
| Rosalind Advisors, Inc. | 350,000 | $630.0K | 0.24% | +350,000 | New |
| Driehaus Capital Management LLC | 279,909 | $503.8K | 0.00% | 00.0% | Unchanged |
| Boxer Capital Management, LLC | 272,892 | $491.2K | 0.04% | 00.0% | Unchanged |
| Vanguard Fiduciary Trust Co | 261,476 | $470.7K | 0.00% | +1,779+0.7% | Added |
| XTX Topco Ltd | 245,347 | $441.6K | 0.01% | +114,196+87.1% | Added |
| State Street Corp | 229,390 | $412.9K | 0.00% | 00.0% | Unchanged |
| Artia Global Partners LP | 205,324 | $369.6K | 0.07% | 00.0% | Unchanged |
| Jane Street Group, LLC | 172,412 | $310.3K | 0.00% | −24,979−12.7% | Reduced |
| Goldman Sachs Group Inc | 168,110 | $302.6K | 0.00% | +29,457+21.2% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 112,071 | $201.7K | 0.00% | +42,948+62.1% | Added |
| UBS Group AG | 110,673 | $199.2K | 0.00% | +16,643+17.7% | Added |
| Northern Trust Corp | 98,738 | $177.7K | 0.00% | −6,161−5.9% | Reduced |
| Qube Research & Technologies Ltd | 98,581 | $177.4K | 0.00% | −607,891−86.0% | Reduced |
| RBF Capital, LLC | 95,042 | $171.1K | 0.01% | 00.0% | Unchanged |
| Persistent Asset Partners Ltd | 95,003 | $171.0K | 0.05% | +56,851+149.0% | Added |
| Bridgeway Capital Management, LLC | 93,700 | $168.7K | 0.00% | +50,000+114.4% | Added |
| Susquehanna International Group, LLP | 75,416 | $135.7K | 0.00% | −366,752−82.9% | Reduced |
| Rangeley Capital, LLC | 70,000 | $126.0K | 0.12% | +1,904+2.8% | Added |
| Verdad Advisers, LP | 66,880 | $120.4K | 0.12% | +12,500+23.0% | Added |
| Two Sigma Investments, LP | 66,268 | $119.3K | 0.00% | −115,437−63.5% | Reduced |
| Dimensional Fund Advisors LP | 54,113 | $97.3K | 0.00% | −162,711−75.0% | Reduced |
| Morgan Stanley | 48,842 | $87.9K | 0.00% | −950,145−95.1% | Reduced |
| American Century Companies Inc | 42,601 | $76.7K | 0.00% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 40,936 | $73.7K | 0.00% | −117,890−74.2% | Reduced |
| Point72 Asset Management, L.P. | 39,720 | $71.5K | 0.00% | −26,252−39.8% | Reduced |
| Rathbone Brothers plc | 32,003 | $57.6K | 0.00% | −32,003−50.0% | Reduced |
| Readystate Asset Management LP | 28,379 | $51.1K | 0.00% | −86,737−75.3% | Reduced |
| Bronte Capital Management Pty Ltd. | 17,776 | $32.0K | 0.00% | +17,776 | New |
| Vanguard Global Advisers, LLC | 17,723 | $31.9K | 0.00% | 00.0% | Unchanged |
| JustInvest LLC | 17,629 | $31.7K | 0.00% | +17,629 | New |
| Aigen Investment Management, LP | 12,877 | $23.2K | 0.01% | +12,877 | New |
| China Universal Asset Management Co., Ltd. | 11,008 | $19.8K | 0.00% | −1,192−9.8% | Reduced |
| Group One Trading, L.P. | 9,743 | $17.5K | 0.00% | −33,794−77.6% | Reduced |
| Tower Research Capital LLC (TRC) | 5,557 | $10.0K | 0.00% | +17+0.3% | Added |
| JPMorgan Chase & Co | 5,056 | $9.00K | 0.00% | −129−2.5% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 4,484 | $8.07K | 0.00% | +2,478+123.5% | Added |
| Barclays PLC | 4,389 | $7.90K | 0.00% | −40,741−90.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 3,094 | $5.57K | 0.00% | −492−13.7% | Reduced |
| BNP Paribas Arbitrage, SA | 2,697 | $4.86K | 0.00% | −61,035−95.8% | Reduced |
| FMR LLC | 1,664 | $3.00K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1,627 | $2.93K | 0.00% | −879−35.1% | Reduced |
| GF Fund Management Co. Ltd. | 1,427 | $2.57K | 0.00% | −106−6.9% | Reduced |
| Acadian Asset Management LLC | 869 | $1.00K | 0.00% | −63,738−98.7% | Reduced |
| Bare Financial Services, Inc | 327 | $589 | 0.00% | +225+220.6% | Added |
| Rialto Wealth Management, LLC | 318 | $573 | 0.00% | +318 | New |
| Jones Financial Companies LLLP | 326 | $554 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 195 | $351 | 0.00% | 00.0% | Unchanged |
| Cornerstone Financial Management LLC | 121 | $218 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 13 | $23 | 0.00% | +13 | New |
| Royal Bank of Canada | 61 | $0 | 0.00% | −921−93.8% | Reduced |
| Kalehua Capital Management LLC | 0 | $0 | 0.00% | −1,729,961−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −1,311,021−100.0% | Sold out |
| Pictet Asset Management Holding SA | 0 | $0 | 0.00% | −1,306,783−100.0% | Sold out |
| Nantahala Capital Management, LLC | 0 | $0 | 0.00% | −681,158−100.0% | Sold out |
| Luminus Management LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −121,974−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −79,581−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −69,593−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −66,402−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −61,073−100.0% | Sold out |
| Seven Fleet Capital Management LP | 0 | $0 | 0.00% | −59,500−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −53,316−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −42,073−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −27,012−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −24,900−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −19,774−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −18,974−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −17,400−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −15,300−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −15,221−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −14,293−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −10,289−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −10,153−100.0% | Sold out |
| Accent Capital Management, LLC | 0 | $0 | 0.00% | −718−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −135−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −112−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −68−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |