Skip to main content
Equibles

PEPG

PepGen Inc.

Company with tickers: PEPG

CIK
1835597
CUSIP
713317105
Shares Outstanding
69,169,215
13F Activity (30d)
90 filings 88 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 95
Total Value: $100,867,341
Total Shares: 56,987,227
Showing 1–100 of 103 holdings by value · page 1 of 2

Institutional Ownership Trend

16 quarters

Holder Concentration

Across 95 13F filers · Δ vs Dec 31, 2025
Top Holder
35.2%
Jun 2023 → Mar 2026 · range 10.9% – 50.2%
+0.7 pts
Top 5
58.1%
Jun 2023 → Mar 2026 · range 51.8% – 81.1%
+3.8 pts
Top 10
73.5%
Jun 2023 → Mar 2026 · range 67.0% – 95.3%
+3.3 pts
HHI
1,457
Jun 2023 → Mar 2026 · range 757 – 2,774
Broadly held +74

Quarterly Activity

vs Dec 31, 2025
New
28
Increased
28
Decreased
25
Sold Out
21
Unchanged
14
Holder count: +7
Institutional value: -73.3%
Shares held: -1.9%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega MILLENNIUM MANAGEMENT LLC +1,881,200 2,079,143
Mid ADAR1 Capital Management, LLC +1,570,796 1,607,638
Mid Commodore Capital LP +1,075,000 4,475,000
Mid Laurion Capital Management LP +698,722 2,750,855
Large Qube Research & Technologies Ltd +675,238 706,472

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Large Point72 Asset Management, L.P. −2,208,444 65,972
Mid Nantahala Capital Management, LLC −866,071 681,158
Large Balyasny Asset Management L.P. −851,976 14,293
Mega BANK OF AMERICA CORP /DE/ −297,825 53,316
Mega GOLDMAN SACHS GROUP INC −102,965 138,653

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 1,937,699 $3,429,727
Small Kalehua Capital Management LLC 1,000,000 $1,770,000
Small Creek Drive Management Group LLC 450,000 $796,500
Mega VANGUARD FIDUCIARY TRUST CO 259,697 $459,663
Mid Quadrature Capital Ltd 158,826 $281,122

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 2,212,834 $14,405,548
Mid BVF INC/IL 1,915,000 $12,466,650
Mega JANUS HENDERSON GROUP PLC 1,500,000 $9,765,000
Mid PERCEPTIVE ADVISORS LLC 829,870 $5,402,453
Small Octagon Capital Advisors LP 700,000 $4,557,000
Filter: New 28 Increased 28 Reduced 25 Sold out 21 Unchanged 14
Showing 100 of 103
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mid RA CAPITAL MANAGEMENT, L.P. $35,514,244 35.21% 20,064,545
Mid Commodore Capital LP $7,920,750 7.85% 4,475,000
Large VIKING GLOBAL INVESTORS LP $6,163,908 6.11% 3,482,434
Mid Laurion Capital Management LP $4,869,013 4.83% 2,750,855
Mid Vivo Capital, LLC $4,115,250 4.08% 2,325,000
Mega MILLENNIUM MANAGEMENT LLC $3,680,083 3.65% 2,079,143
Mega VANGUARD CAPITAL MANAGEMENT LLC $3,429,727 3.40% 1,937,699
Small AWM Investment Company, Inc. $3,240,737 3.21% 1,830,925
Mid ADAR1 Capital Management, LLC $2,845,519 2.82% 1,607,638
Large Woodline Partners LP $2,320,507 2.30% 1,311,021
Large Pictet Asset Management Holding SA $2,313,005 2.29% 1,306,783
Mega BlackRock, Inc. $2,261,675 2.24% 1,277,784
Small Kalehua Capital Management LLC $1,770,000 1.75% 1,000,000
Mega MORGAN STANLEY $1,768,205 1.75% 998,987
Large Qube Research & Technologies Ltd $1,250,455 1.24% 706,472
Mid Nantahala Capital Management, LLC $1,205,649 1.20% 681,158
Small MONIMUS CAPITAL MANAGEMENT, LP $1,059,633 1.05% 598,663
Mega GEODE CAPITAL MANAGEMENT, LLC $948,717 0.94% 535,999
Small Creek Drive Management Group LLC $796,500 0.79% 450,000
Mid Ikarian Capital, LLC $791,482 0.78% 447,165
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $782,637 0.78% 442,168
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $748,002 0.74% 422,600
Mid BOOTHBAY FUND MANAGEMENT, LLC $621,931 0.62% 351,374
Mid Ikarian Capital, LLC $531,000 0.53% 300,000
Large MARSHALL WACE, LLP $528,464 0.52% 298,568
Large Driehaus Capital Management LLC $495,438 0.49% 279,909
Small Boxer Capital Management, LLC $483,018 0.48% 272,892
Mega VANGUARD FIDUCIARY TRUST CO Bank $459,663 0.46% 259,697
Mega STATE STREET CORP $406,020 0.40% 229,390
Mega DIMENSIONAL FUND ADVISORS LP $383,776 0.38% 216,824
Mega CITADEL ADVISORS LLC $368,021 0.36% 207,922
Small Artia Global Partners LP $363,423 0.36% 205,324
Mega JANE STREET GROUP, LLC $349,381 0.35% 197,391
Mega TWO SIGMA INVESTMENTS, LP $321,617 0.32% 181,705
Mid Quadrature Capital Ltd $281,122 0.28% 158,826
Small DIADEMA PARTNERS LP $267,137 0.26% 150,925
Small LUMINUS MANAGEMENT LLC $265,500 0.26% 150,000
Large Squarepoint Ops LLC $259,474 0.26% 146,596
Large Caption Management, LLC $257,004 0.25% 145,200
Mega GOLDMAN SACHS GROUP INC $245,415 0.24% 138,653
Mid XTX Topco Ltd $232,137 0.23% 131,151
Mega WELLINGTON MANAGEMENT GROUP LLP $215,893 0.21% 121,974
Mid READYSTATE ASSET MANAGEMENT LP $203,755 0.20% 115,116
Mega CITADEL ADVISORS LLC $191,160 0.19% 108,000
Mega NORTHERN TRUST CORP Bank $185,671 0.18% 104,899
Mid RBF Capital, LLC $168,224 0.17% 95,042
Mega UBS Group AG $166,432 0.17% 94,030
Large ExodusPoint Capital Management, LP $140,858 0.14% 79,581
Mid BOOTHBAY FUND MANAGEMENT, LLC $135,051 0.13% 76,300
Large Hudson Bay Capital Management LP $123,179 0.12% 69,593
Large Connor, Clark & Lunn Investment Management Ltd. $122,347 0.12% 69,123
Small Rangeley Capital, LLC $120,529 0.12% 68,096
Mid Brevan Howard Capital Management LP $117,531 0.12% 66,402
Large Point72 Asset Management, L.P. $116,770 0.12% 65,972
Large ACADIAN ASSET MANAGEMENT LLC $114,354 0.11% 64,607
Mega BNP PARIBAS ARBITRAGE, SA $112,805 0.11% 63,732
Mid LANDSCAPE CAPITAL MANAGEMENT, L.L.C. $108,098 0.11% 61,073
Small Seven Fleet Capital Management LP $105,315 0.10% 59,500
Large RENAISSANCE TECHNOLOGIES LLC $100,536 0.10% 56,800
Micro Verdad Advisers, LP $96,252 0.10% 54,380
Mega BANK OF AMERICA CORP /DE/ Bank $94,369 0.09% 53,316
Mega CITADEL ADVISORS LLC $84,606 0.08% 47,800
Mega JANE STREET GROUP, LLC $82,836 0.08% 46,800
Mega BARCLAYS PLC $79,879 0.08% 45,130
Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC $77,349 0.08% 43,700
Mid GROUP ONE TRADING LLC $77,060 0.08% 43,537
Mega AMERICAN CENTURY COMPANIES INC $75,403 0.07% 42,601
Small Scientech Research LLC $74,469 0.07% 42,073
Mid GSA CAPITAL PARTNERS LLP $67,766 0.07% 38,286
Small Persistent Asset Partners Ltd $67,529 0.07% 38,152
Large Rathbones Group PLC $56,645 0.06% 32,003
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $47,811 0.05% 27,012
Large OMERS ADMINISTRATION Corp $44,073 0.04% 24,900
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $40,179 0.04% 22,700
Mid MANGROVE PARTNERS IM, LLC $34,999 0.03% 19,774
Mid Virtu Financial LLC $33,583 0.03% 18,974
Mega Vanguard Global Advisers, LLC $31,369 0.03% 17,723
Large Schonfeld Strategic Advisors LLC $30,798 0.03% 17,400
Small Catalyst Funds Management Pty Ltd $27,081 0.03% 15,300
Small Diametric Capital, LP $26,941 0.03% 15,221
Mega JANE STREET GROUP, LLC $25,665 0.03% 14,500
Large Balyasny Asset Management L.P. $25,298 0.03% 14,293
Mid China Universal Asset Management Co., Ltd. $21,594 0.02% 12,200
Large Jefferies Financial Group Inc. $18,211 0.02% 10,289
Mid PRELUDE CAPITAL MANAGEMENT, LLC $17,970 0.02% 10,153
Mid Tower Research Capital LLC (TRC) $9,805 0.01% 5,540
Mega JPMORGAN CHASE & CO $9,177 0.01% 5,185
Large Mirae Asset Global Investments Co., Ltd. $6,347 0.01% 3,586
Mega CITIGROUP INC $4,435 0.00% 2,506
Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank $3,550 0.00% 2,006
Mega FMR LLC $2,945 0.00% 1,664
Mid GF FUND MANAGEMENT CO. LTD. $2,713 0.00% 1,533
Mega ROYAL BANK OF CANADA Bank $1,737 0.00% 982
Small Accent Capital Management, LLC $1,270 0.00% 718
Large JONES FINANCIAL COMPANIES LLLP $577 0.00% 326
Large NISA INVESTMENT ADVISORS, LLC $345 0.00% 195
Mid Parallel Advisors, LLC $238 0.00% 135
Micro Cornerstone Financial Management LLC $214 0.00% 121
Micro Fortitude Family Office, LLC Family Office $198 0.00% 112
Micro Bare Financial Services, Inc $180 0.00% 102

Report a Problem

Category
Description
Email (optional, for follow-up)