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Braidwell’s Repligen RGEN Stock Holding History

Braidwell’s Portfolio RGEN Stock Details RGEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.6M Sell
47,500
-34,290
-42% -$4.79M 0.19% 81
2025
Q4 		$13.4M Sell
81,790
-113,866
-58% -$17.8M 0.43% 61
2025
Q3 		$26.2M Buy
195,656
+51,100
+35% +$6.21M 0.78% 38
2025
Q2 		$18M Buy
144,556
+62,900
+77% +$8M 0.61% 42
2025
Q1 		$10.4M Sell
81,656
-202,167
-71% -$31.1M 0.37% 50
2024
Q4 		$40.9M Sell
283,823
-112,958
-28% -$16.2M 1.21% 34
2024
Q3 		$59M Buy
396,781
+73,272
+23% +$10.5M 1.67% 24
2024
Q2 		$40.8M Buy
323,509
+180,673
+126% +$28.3M 1.28% 33
2024
Q1 		$26.3M Buy
142,836
+40,138
+39% +$7.64M 0.85% 43
2023
Q4 		$18.5M Sell
102,698
-15,702
-13% -$2.44M 0.68% 44
2023
Q3 		$18.8M Buy
118,400
+26,400
+29% +$4.32M 0.6% 57
2023
Q2 		$13M Buy
+92,000
New +$14.8M 0.43% 66

Other funds holding RGEN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
UCFA
United Capital Financial Advisors Irving, Texas $16.3B AUM 16.34% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return
MC
Maverick Capital Dallas, Texas $8.67B AUM 48.76% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

Braidwell's RGEN Position: Q1 2026 in Review

Braidwell reduced its Repligen (RGEN) stake by 42% in Q1 2026, selling an estimated $4.79M and leaving 47,500 shares worth $5.6M. The position accounts for 0.19% of the portfolio, ranked #81.

Braidwell first reported a position in RGEN in Q2 2023 and has held it in 12 quarters since. The position peaked at $59M in Q3 2024. 441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Braidwell held 47,500 shares of Repligen worth $5.6M as of Q1 2026.
  • Braidwell sold 34,290 Repligen shares in Q1 2026, an estimated $4.79M.
  • Repligen made up 0.19% of Braidwell's portfolio in Q1 2026, its #81 holding.
  • Braidwell first reported a position in Repligen in Q2 2023 and has held it in 12 quarters since.
  • Braidwell's Repligen position peaked at $59M in Q3 2024.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Braidwell's 13F filing for Q1 2026, filed 15 May 2026.