Latest Period
Q1 2026
Security Snapshot
PepGen Inc. - Common Stock, par value $0.0001 per share (PEPG) Institutional Ownership
CUSIP: 713317105
13F Institutional Holders and Ownership History from Q2 2022 to Q1 2026
Institutions Reporting
91
Shares (Excl. Options)
55,793,560
Price
$1.77
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- Type / Class
- Equity / Common Stock, par value $0.0001 per share
- Symbol
- PEPG on Nasdaq
- Shares outstanding
- 69,233,280
- Price per share
- $1.68
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 55,793,560
- Total reported value
- $98,753,773
- % of total 13F portfolios
- 0%
- Share change
- -1,541,690
- Value change
- -$34,459,389
- Number of holders
- 91
- Price from insider filings
- $1.68
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- PEPG - PepGen Inc. - Common Stock, par value $0.0001 per share is tracked under CUSIP 713317105.
- 91 institutions reported positions in Q1 2026.
- 7 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 86 to 91 between Q4 2025 and Q1 2026.
- Reported value moved from $373,470,054 to $98,753,773.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 91 institutions filings for Q1 2026.
Security key
713317105
Latest holder period
Q1 2026
13F holders
91
13D/G owners
7
CIK / CUSIP context first
Open Q1 2026 holders
PEPG full holder history
PepGen Inc. SEC filings
PepGen Inc. company facts
PepGen Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 713317105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
7
Security
PEPG
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 29% | $26,531,674 | 20,099,753 | RA Capital Management, L.P. | 26 Sep 2025 | |||
| Oxford Science Enterprises plc | 7.2% | $5,946,466 | 4,955,388 | Oxford Science Enterprises plc | 30 Sep 2025 | |||
| Commodore Capital LP | 6.5% | +28% | $7,204,750 | +$1,498,747 | 4,475,000 | +26% | Commodore Capital LP | 31 Mar 2026 |
| VIKING GLOBAL INVESTORS LP | 5% | -1.4% | $5,606,719 | 3,482,434 | 0% | VIKING GLOBAL INVESTORS LP | 31 Mar 2026 | |
| Point72 Asset Management, L.P. | 3% | -65% | $9,551,949 | -$2,811,415 | 2,067,432 | -23% | Point72 Asset Management, L.P. | 30 Sep 2025 |
| JANUS HENDERSON GROUP PLC | 1.6% | $835,610 | 522,256 | JANUS HENDERSON GROUP PLC | 31 Dec 2024 | |||
| SUVRETTA CAPITAL MANAGEMENT, LLC | 0.9% | -84% | $354,000 | -$1,605,900 | 300,000 | -82% | SUVRETTA CAPITAL MANAGEMENT, LLC | 30 Jun 2025 |
As of 31 Mar 2026, 91 institutional investors reported holding 55,793,560 shares of PepGen Inc. - Common Stock, par value $0.0001 per share (PEPG). This represents 81% of the company’s total 69,233,280 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
74%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 29% | 20,064,545 | 0% | 0.38% | $35,514,245 |
| Commodore Capital LP | 6.5% | 4,475,000 | +32% | 0.46% | $7,920,750 |
| VIKING GLOBAL INVESTORS LP | 5% | 3,482,434 | 0% | 0.02% | $6,163,908 |
| Laurion Capital Management LP | 4% | 2,750,855 | +34% | 0.46% | $4,869,013 |
| Vivo Capital, LLC | 3.4% | 2,325,000 | 0% | 0.34% | $4,115,250 |
| MILLENNIUM MANAGEMENT LLC | 3% | 2,079,143 | +950% | 0% | $3,680,083 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.8% | 1,937,699 | 0% | 0% | $3,429,727 |
| AWM Investment Company, Inc. | 2.6% | 1,830,925 | +41% | 0.36% | $3,240,737 |
| ADAR1 Capital Management, LLC | 2.3% | 1,607,638 | +4264% | 0.17% | $2,845,519 |
| Woodline Partners LP | 1.9% | 1,311,021 | 0% | 0.01% | $2,320,507 |
| Pictet Asset Management Holding SA | 1.9% | 1,306,783 | -3.4% | 0% | $2,313,006 |
| BlackRock, Inc. | 1.8% | 1,277,784 | +3.5% | 0% | $2,261,677 |
| Kalehua Capital Management LLC | 1.4% | 1,000,000 | 1.3% | $1,770,000 | |
| MORGAN STANLEY | 1.4% | 998,987 | -7.9% | 0% | $1,768,207 |
| Qube Research & Technologies Ltd | 1% | 706,472 | +2162% | 0% | $1,250,455 |
| Nantahala Capital Management, LLC | 0.98% | 681,158 | -56% | 0.08% | $1,205,650 |
| MONIMUS CAPITAL MANAGEMENT, LP | 0.86% | 598,663 | +333% | 0.29% | $1,059,634 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.77% | 535,999 | -1.1% | 0% | $949,228 |
| Creek Drive Management Group LLC | 0.65% | 450,000 | 0.5% | $796,500 | |
| Ikarian Capital, LLC | 0.65% | 447,165 | 0% | 0.11% | $791,482 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.64% | 442,168 | +252% | 0% | $782,637 |
| BOOTHBAY FUND MANAGEMENT, LLC | 0.51% | 351,374 | -16% | 0.01% | $621,932 |
| MARSHALL WACE, LLP | 0.43% | 298,568 | +2.7% | 0% | $528,466 |
| Driehaus Capital Management LLC | 0.4% | 279,909 | -11% | 0% | $495,439 |
| Boxer Capital Management, LLC | 0.39% | 272,892 | -27% | 0.06% | $483,019 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
16
Latest
Q1 2026
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 55,793,560 | $98,753,773 | -$34,459,389 | $1.77 | 91 |
| 2025 Q4 | 57,364,049 | $373,470,054 | +$15,771,804 | $6.51 | 86 |
| 2025 Q3 | 56,737,328 | $262,111,695 | +$157,693,674 | $4.62 | 73 |
| 2025 Q2 | 23,229,340 | $25,784,572 | -$2,452,068 | $1.11 | 52 |
| 2025 Q1 | 25,317,246 | $35,570,823 | -$12,653,188 | $1.40 | 70 |
| 2024 Q4 | 24,998,818 | $94,745,310 | -$7,015,123 | $3.79 | 60 |
| 2024 Q3 | 25,334,214 | $216,644,659 | -$12,390,754 | $8.55 | 61 |
| 2024 Q2 | 25,149,149 | $401,355,577 | +$7,449,548 | $15.96 | 60 |
| 2024 Q1 | 24,686,276 | $362,963,150 | +$128,420,824 | $14.70 | 55 |
| 2023 Q4 | 16,202,612 | $110,201,548 | -$2,798,065 | $6.80 | 42 |
| 2023 Q3 | 16,622,352 | $84,440,903 | -$4,281,480 | $5.08 | 42 |
| 2023 Q2 | 17,094,762 | $153,705,578 | -$6,832 | $8.94 | 44 |
| 2023 Q1 | 17,170,175 | $209,991,326 | +$1,642,851 | $12.23 | 44 |
| 2022 Q4 | 17,012,848 | $227,459,628 | +$7,279,864 | $13.37 | 44 |
| 2022 Q3 | 16,727,993 | $151,914,000 | -$1,096,941 | $9.08 | 40 |
| 2022 Q2 | 16,841,628 | $167,235,000 | +$167,235,000 | $9.93 | 40 |