PepGen Inc. - PEPG
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | History | No change | 20,064,545 | 36,116 | 0.31% | 0.31% | 1 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Commodore Capital LP | History | No change | 4,475,000 | 8,055 | 0.48% | 0.48% | 2 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Laurion Capital Management LP | History | No change | 2,750,855 | 6,657 | 0.11% | 0.13% | 3 | 0 | 0.0% | Q3 2026 | Oct 30, 2026 |
| VIKING GLOBAL INVESTORS LP | History | No change | 3,482,434 | 6,268 | 0.02% | 0.02% | 4 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| ADAR1 Capital Management, LLC | History | No change | 2,591,085 | 4,663 | 0.21% | 0.21% | 5 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Vivo Capital, LLC | History | No change | 2,325,000 | 4,185 | 0.38% | 0.38% | 6 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | No change | 1,935,920 | 3,484 | 0.0% | 0.0% | 7 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | No change | 1,786,765 | 3,216 | 0.0% | 0.0% | 8 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | No change | 1,520,246 | 2,736 | 0.0% | 0.0% | 9 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| BlackRock, Inc. | History | No change | 1,304,262 | 2,347 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| MARSHALL WACE, LLP | History | No change | 866,992 | 1,560 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| GSA CAPITAL PARTNERS LLP | History | No change | 852,852 | 1,535 | 0.1% | 0.1% | 12 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| CITADEL ADVISORS LLC | History | No change | 671,481 | 1,208 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Reduced | 484,783 | 1,173 | 0.0% | 0.0% | 14 | -38,690 | -7.39% | Q3 2026 | Nov 06, 2026 |
| AWM Investment Company, Inc. | History | No change | 600,000 | 1,080 | 0.09% | 0.09% | 15 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MONIMUS CAPITAL MANAGEMENT, LP | History | No change | 587,688 | 1,057 | 0.24% | 0.24% | 16 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Creek Drive Management Group LLC | History | Reduced | 370,000 | 895 | 0.24% | 0.39% | 17 | -80,000 | -17.78% | Q3 2026 | Nov 10, 2026 |
| Ikarian Capital, LLC | History | No change | 447,165 | 804 | 0.09% | 0.09% | 18 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| DIADEMA PARTNERS LP | History | No change | 373,284 | 671 | 0.08% | 0.08% | 19 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | No change | 366,141 | 659 | 0.01% | 0.01% | 20 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Rosalind Advisors, Inc. | History | No change | 350,000 | 630 | 0.23% | 0.23% | 21 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Connor, Clark & Lunn Investment Management Ltd. | History | Added to | 249,369 | 603 | 0.0% | 0.0% | 22 | +137,298 | 122.51% | Q3 2026 | Nov 10, 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | History | No change | 279,909 | 503 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Boxer Capital Management, LLC | History | No change | 272,892 | 491 | 0.04% | 0.04% | 24 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | No change | 261,476 | 470 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| SIMPLEX TRADING, LLC | History | New | 186,211 | 450 | 0.0% | — | 26 | +186,211 | New | Q3 2026 | Nov 04, 2026 |
| XTX Topco Ltd | History | No change | 245,347 | 441 | 0.01% | 0.01% | 27 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 181,151 | 438 | 0.0% | 0.0% | 28 | +127,038 | 234.76% | Q3 2026 | Nov 04, 2026 |
| STATE STREET CORP | History | No change | 229,390 | 412 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q2 2026 | Sep 22, 2026 |
| Artia Global Partners LP | History | No change | 205,324 | 369 | 0.07% | 0.07% | 30 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| JANE STREET GROUP, LLC | History | No change | 172,412 | 310 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Brendel Financial Advisors LLC | History | New | 126,321 | 305 | 0.14% | — | 32 | +126,321 | New | Q3 2026 | Nov 09, 2026 |
| GOLDMAN SACHS GROUP INC | History | No change | 168,110 | 302 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Squarepoint Ops LLC | History | Reduced | 117,215 | 283 | 0.0% | 0.0% | 34 | -411,868 | -77.85% | Q3 2026 | Nov 09, 2026 |
| NORTHERN TRUST CORP | History | No change | 98,738 | 177 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Qube Research & Technologies Ltd | History | No change | 98,581 | 177 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | No change | 96,216 | 173 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| RBF Capital, LLC | History | No change | 95,042 | 171 | 0.01% | 0.01% | 38 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Persistent Asset Partners Ltd | History | No change | 95,003 | 171 | 0.05% | 0.05% | 39 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | No change | 93,700 | 168 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Rangeley Capital, LLC | History | No change | 70,000 | 126 | 0.12% | 0.12% | 41 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Verdad Advisers, LP | History | No change | 66,880 | 120 | 0.11% | 0.11% | 42 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | No change | 66,268 | 119 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BARCLAYS PLC | History | Added to | 40,676 | 98 | 0.0% | 0.0% | 44 | +36,287 | 826.77% | Q3 2026 | Nov 06, 2026 |
| MORGAN STANLEY | History | No change | 48,842 | 87 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| CITIGROUP INC | History | Added to | 35,341 | 85 | 0.0% | 0.0% | 46 | +33,714 | 2072.16% | Q3 2026 | Nov 04, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | No change | 42,601 | 76 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Quadrature Capital Ltd | History | No change | 40,936 | 73 | 0.0% | 0.0% | 48 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| Point72 Asset Management, L.P. | History | No change | 39,720 | 71 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| UBS Group AG | History | Reduced | 29,189 | 70 | 0.0% | 0.0% | 50 | -81,484 | -73.63% | Q3 2026 | Nov 10, 2026 |
| Rathbones Group PLC | History | No change | 32,003 | 57 | 0.0% | 0.0% | 51 | 0 | 0.0% | Q2 2026 | Jul 23, 2026 |
| READYSTATE ASSET MANAGEMENT LP | History | No change | 28,379 | 51 | 0.0% | 0.0% | 52 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| GROUP ONE TRADING LLC | History | Added to | 13,043 | 31 | 0.0% | 0.0% | 53 | +3,300 | 33.87% | Q3 2026 | Nov 10, 2026 |
| Bronte Capital Management Pty Ltd. | History | No change | 17,776 | 31 | 0.0% | 0.0% | 54 | 0 | 0.0% | Q2 2026 | Aug 04, 2026 |
| Vanguard Personalized Indexing Management, LLC | History | No change | 17,629 | 31 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Vanguard Global Advisers, LLC | History | No change | 17,723 | 31 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| China Universal Asset Management Co., Ltd. | History | Added to | 12,637 | 29 | 0.0% | 0.0% | 57 | +1,629 | 14.8% | Q3 2026 | Oct 27, 2026 |
| AIGEN INVESTMENT MANAGEMENT, LP | History | No change | 12,877 | 23 | 0.01% | 0.01% | 58 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | History | Added to | 6,111 | 14 | 0.0% | 0.0% | 59 | +1,627 | 36.28% | Q3 2026 | Nov 10, 2026 |
| Tower Research Capital LLC (TRC) | History | No change | 5,557 | 10 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Mirae Asset Global Investments Co., Ltd. | History | Added to | 3,539 | 8 | 0.0% | 0.0% | 62 | +445 | 14.38% | Q3 2026 | Oct 28, 2026 |
| JPMORGAN CHASE & CO | History | No change | 5,056 | 8 | 0.0% | 0.0% | 61 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| FMR LLC | History | No change | 1,664 | 4 | 0.0% | 0.0% | 63 | 0 | 0.0% | Q3 2026 | Nov 10, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 2,697 | 4 | 0.0% | 0.0% | 64 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| GF FUND MANAGEMENT CO. LTD. | History | Added to | 1,552 | 3 | 0.0% | 0.0% | 65 | +125 | 8.76% | Q3 2026 | Oct 26, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -869 | -100.0% | Q3 2026 | Nov 09, 2026 |
| Burk Holdings LLC | History | New | 278 | 0 | — | — | — | +278 | New | Q3 2026 | Nov 04, 2026 |
| Caitong International Asset Management Co., Ltd | History | Added to | 66 | 0 | — | — | — | +53 | 407.69% | Q3 2026 | Oct 29, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 326 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | No change | 195 | 0 | — | — | — | 0 | 0.0% | Q3 2026 | Oct 20, 2026 |
| ROYAL BANK OF CANADA | History | No change | 61 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Bare Financial Services, Inc | History | No change | 327 | 0 | — | — | — | 0 | 0.0% | Q3 2026 | Nov 04, 2026 |
| Rialto Wealth Management, LLC | History | No change | 318 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Cornerstone Financial Management LLC | History | No change | 121 | 0 | — | — | — | 0 | 0.0% | Q3 2026 | Nov 10, 2026 |