RCM
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RA Capital Management’s PepGen PEPG Stock Holding History

RA Capital Management’s Portfolio PEPG Stock Details PEPG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$35.5M Hold
20,064,545
– – 0.38% 43
2025
Q4 		$131M Hold
20,064,545
– – 1.34% 16
2025
Q3 		$92.7M Buy
20,064,545
+9,375,000
+88% +$15.1M 1.14% 25
2025
Q2 		$11.9M Hold
10,689,545
– – 0.2% 43
2025
Q1 		$15M Hold
10,689,545
– – 0.25% 56
2024
Q4 		$40.5M Hold
10,689,545
– – 0.54% 39
2024
Q3 		$91.4M Hold
10,689,545
– – 1.05% 27
2024
Q2 		$171M Hold
10,689,545
– – 2.26% 12
2024
Q1 		$157M Buy
10,689,545
+2,557,593
+31% +$30.2M 2% 14
2023
Q4 		$55.3M Hold
8,131,952
– – 0.86% 28
2023
Q3 		$41.3M Hold
8,131,952
– – 0.81% 35
2023
Q2 		$72.7M Hold
8,131,952
– – 1.37% 20
2023
Q1 		$99.5M Hold
8,131,952
– – 2.25% 13
2022
Q4 		$109M Hold
8,131,952
– – 2.21% 16
2022
Q3 		$73.8M Hold
8,131,952
– – 1.58% 19
2022
Q2 		$80.8M Buy
+8,131,952
New +$90.7M 2.15% 15

Other funds holding PEPG

CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
LCM
Laurion Capital Management New York $2.29B AUM 75.73% 1-Year Est. Return
VC
Vivo Capital Palo Alto, California $1.2B AUM 911.44% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $26.4B AUM 44.85% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return

RA Capital Management's PEPG Position: Q1 2026 in Review

RA Capital Management held its PepGen (PEPG) position steady in Q1 2026 at 20,064,545 shares worth $35.5M. The position accounts for 0.38% of the portfolio, ranked #43.

RA Capital Management first reported a position in PEPG in Q2 2022 and has held it in 16 quarters since. The position peaked at $171M in Q2 2024. 93 funds tracked by Wall St. Rank hold PEPG as of Q1 2026.

  • RA Capital Management held 20,064,545 shares of PepGen worth $35.5M as of Q1 2026.
  • RA Capital Management left its PepGen share count unchanged in Q1 2026.
  • PepGen made up 0.38% of RA Capital Management's portfolio in Q1 2026, its #43 holding.
  • RA Capital Management first reported a position in PepGen in Q2 2022 and has held it in 16 quarters since.
  • RA Capital Management's PepGen position peaked at $171M in Q2 2024.
  • 93 funds tracked by Wall St. Rank held PepGen as of Q1 2026.

Based on RA Capital Management's 13F filing for Q1 2026, filed 15 May 2026.