Companies / PepGen Inc.
PepGen Inc.
Nasdaq: PEPGCIK 1835597BOSTON, MA
Financials
Ownership
69.3M shares outstanding · as of Aug 2, 2026
Ownership
| Insiders | 0.87% | 601,179 |
| Institutions | 85.56% | 59,260,335 |
| Public float | 13.57% | 9,398,003 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 11
View all →| Insider | % of shares | Shares |
|---|---|---|
McArthur James GCEOPresident and CEO · Director | 0.43% | 296,326 |
Donnelly NoelChief Financial Officer | 0.16% | 111,603 |
Streck PaulEVP, Head of R&D | 0.11% | 76,226 |
Vittiglio JosephChief Business & Legal Officer | 0.09% | 65,717 |
Kasraian KasraChief Technical Officer | 0.07% | 51,307 |
Henson HeidiDirector | — | — |
Kolchinsky PeterDirector · 10% owner | — | — |
RA Capital Healthcare Fund LPDirector · 10% owner | — | — |
RA Capital Management, L.P.Director · 10% owner | — | — |
RA Capital Nexus Fund II, L.P.Director | — | — |
Institutional holders 94
View all →| Holder | Value | % of shares |
|---|---|---|
| $35.51M | 28.97% | |
| $22.13M | 4.91% | |
| $15.14M | 3.36% | |
| $14.81M | 3.28% | |
| $14.41M | 3.19% | |
| $12.47M | 2.76% | |
| $10.07M | 2.23% | |
| $9.79M | 2.17% | |
| $8.80M | 1.95% | |
| $8.53M | 1.89% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Bvf INC/IL 13F manager | Exit | — | $-12.47M | -1.9M -100.00% | — | medium |
| Q1 2026 as of | Janus Henderson Group PLC 13F manager | Exit | — | $-9.79M | -1.5M -100.00% | — | medium |
| Q1 2026 as of | Perceptive Advisors LLC 13F manager | Exit | — | $-5.40M | -830K -100.00% | — | medium |
| Q1 2026 as of | Millennium Management LLC 13F manager | Add | — | $3.33M | +1.9M +950.37% | 2,079,143 3.00% of shares | low |
| Q4 2025 as of | Bank of America Corp /De 13F manager | Add | — | $2.27M | +348K +12977.88% | 351,141 0.51% of shares | low |
| Q1 2026 as of | Balyasny Asset Management L.P. 13F manager | Trim | — | $-1.51M | -852K -98.35% | 14,293 0.02% of shares | low |
| Q1 2026 as of | Laurion Capital Management LP 13F manager | Add | — | $1.24M | +699K +34.05% | 2,750,855 3.97% of shares | low |
| Q3 2025 as of | Boxer Capital Management, LLC 13F manager | New | — | $1.16M | +250K | 250,000 0.36% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Commodore Capital LP | Passive13G | — |
| Viking Global Investors LP | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| PEPG | — | 713317105 |