# PEPGEN INC (PEPG)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/PEPG/

- Reporting holders: 73
- Reported value: $95.4M
- Shares held by institutions: 52,951,930 of 69,259,517 outstanding
- Held through calls: 0.1%
- Held through puts: 0.1%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [RA CAPITAL MANAGEMENT, L.P.](https://holderbook.com/funds/1346824-ra-capital-management-l-p/) | $36.1M | 20,064,545 | 0.3% | 17 |
| [Commodore Capital LP](https://holderbook.com/funds/1831942-commodore-capital-lp/) | $8.1M | 4,475,000 | 0.5% | 4 |
| [VIKING GLOBAL INVESTORS LP](https://holderbook.com/funds/1103804-viking-global-investors-lp/) | $6.3M | 3,482,434 | 0.0% | 17 |
| [Laurion Capital Management LP](https://holderbook.com/funds/1390202-laurion-capital-management-lp/) | $5.0M | 2,750,855 | 0.1% | 17 |
| [ADAR1 Capital Management, LLC](https://holderbook.com/funds/1940272-adar1-capital-management-llc/) | $4.7M | 2,591,085 | 0.2% | 6 |
| [Vivo Capital, LLC](https://holderbook.com/funds/1674712-vivo-capital-llc/) | $4.2M | 2,325,000 | 0.4% | 4 |
| [VANGUARD CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/2100119-vanguard-capital-management-llc/) | $3.5M | 1,935,920 | 0.0% | 2 |
| [MILLENNIUM MANAGEMENT LLC](https://holderbook.com/funds/1273087-millennium-management-llc/) | $3.2M | 1,786,765 | 0.0% | 8 |
| [RENAISSANCE TECHNOLOGIES LLC](https://holderbook.com/funds/1037389-renaissance-technologies-llc/) | $2.7M | 1,520,246 | 0.0% | 6 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $2.4M | 1,316,762 | 0.0% | 4 |
| [BlackRock, Inc.](https://holderbook.com/funds/2012383-blackrock-inc/) | $2.3M | 1,304,262 | 0.0% | 8 |
| [MARSHALL WACE, LLP](https://holderbook.com/funds/1318757-marshall-wace-llp/) | $1.6M | 866,992 | 0.0% | 3 |
| [GSA CAPITAL PARTNERS LLP](https://holderbook.com/funds/1362033-gsa-capital-partners-llp/) | $1.5M | 852,852 | 0.1% | 4 |
| [AWM Investment Company, Inc.](https://holderbook.com/funds/1535264-awm-investment-company-inc/) | $1.1M | 600,000 | 0.1% | 4 |
| [MONIMUS CAPITAL MANAGEMENT, LP](https://holderbook.com/funds/1848831-monimus-capital-management-lp/) | $1.1M | 587,688 | 0.2% | 4 |
| [Squarepoint Ops LLC](https://holderbook.com/funds/1642575-squarepoint-ops-llc/) | $952.3K | 529,083 | 0.0% | 3 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $942.8K | 523,473 | 0.0% | 17 |
| [STATE STREET CORP](https://holderbook.com/funds/93751-state-street-corp/) | $825.8K | 458,780 | 0.0% | 17 |
| [Creek Drive Management Group LLC](https://holderbook.com/funds/2111824-creek-drive-management-group-llc/) | $810.0K | 450,000 | 0.4% | 2 |
| [Ikarian Capital, LLC](https://holderbook.com/funds/1778253-ikarian-capital-llc/) | $804.9K | 447,165 | 0.1% | 6 |
| [DIADEMA PARTNERS LP](https://holderbook.com/funds/2026172-diadema-partners-lp/) | $671.9K | 373,284 | 0.1% | 2 |
| [BOOTHBAY FUND MANAGEMENT, LLC](https://holderbook.com/funds/1549230-boothbay-fund-management-llc/) | $659.1K | 366,141 | 0.0% | 6 |
| [Rosalind Advisors, Inc.](https://holderbook.com/funds/1622627-rosalind-advisors-inc/) | $630.0K | 350,000 | 0.2% | 1 |
| [Driehaus Capital Management LLC](https://holderbook.com/funds/938206-driehaus-capital-management-llc/) | $503.8K | 279,909 | 0.0% | 4 |
| [Boxer Capital Management, LLC](https://holderbook.com/funds/2018299-boxer-capital-management-llc/) | $491.2K | 272,892 | 0.0% | 4 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 73 | $95.4M |
| Q1 2026 | 95 | $102.2M |
| Q4 2025 | 87 | $381.2M |
| Q3 2025 | 75 | $269.0M |
| Q2 2025 | 52 | $25.8M |
| Q1 2025 | 71 | $35.7M |
| Q4 2024 | 60 | $94.8M |
| Q3 2024 | 61 | $216.9M |
| Q2 2024 | 60 | $401.5M |
| Q1 2024 | 55 | $364.0M |
| Q4 2023 | 42 | $110.5M |
| Q3 2023 | 42 | $84.4M |