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Entropy Technologies’s Repligen RGEN Stock Holding History

Entropy Technologies’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 		– Sell
-5,493
Closed -$900K – 1119
2025
Q4 		$900K Buy
5,493
+2,710
+97% +$424K 0.05% 412
2025
Q3 		$372K Sell
2,783
-7,983
-74% -$970K 0.03% 604
2025
Q2 		$1.34M Buy
+10,766
New +$1.37M 0.11% 249
2024
Q4 		– Sell
-2,500
Closed -$372K – 945
2024
Q3 		$372K Sell
2,500
-575
-19% -$82.5K 0.04% 509
2024
Q2 		$388K Sell
3,075
-399
-11% -$62.5K 0.04% 446
2024
Q1 		$639K Sell
3,474
-3,133
-47% -$597K 0.07% 380
2023
Q4 		$1.19M Buy
+6,607
New +$1.03M 0.22% 164

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

Entropy Technologies's RGEN Position: Q1 2026 in Review

Entropy Technologies sold out of Repligen (RGEN) in Q1 2026, closing a stake of 5,493 shares — an estimated $900K sold.

Entropy Technologies first reported a position in RGEN in Q4 2023 and held it in 7 quarters. The position peaked at $1.34M in Q2 2025. 441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Entropy Technologies reported no remaining Repligen position as of Q1 2026 after selling out during the quarter.
  • Entropy Technologies sold 5,493 Repligen shares in Q1 2026, an estimated $900K.
  • Entropy Technologies first reported a position in Repligen in Q4 2023 and held it in 7 quarters.
  • Entropy Technologies's Repligen position peaked at $1.34M in Q2 2025.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Entropy Technologies's 13F filing for Q1 2026, filed 14 May 2026.