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Royce & Associates’s Repligen RGEN Stock Holding History

Royce & Associates’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
Q2 		$23.8M Buy
174,794
+58,862
+51% +$7.23M 0.19% 170
2026
Q1 		$13.7M Sell
115,932
-31,041
-21% -$4.34M 0.13% 249
2025
Q4 		$24.1M Sell
146,973
-1,685
-1% -$264K 0.24% 119
2025
Q3 		$19.9M Buy
148,658
+59,136
+66% +$7.18M 0.2% 160
2025
Q2 		$11.1M Buy
+89,522
New +$11.4M 0.11% 260
2023
Q2 		– Sell
-10,739
Closed -$1.81M – 958
2023
Q1 		$1.81M Sell
10,739
-81,700
-88% -$14.6M 0.02% 676
2022
Q4 		$15.7M Sell
92,439
-7,655
-8% -$1.39M 0.16% 167
2022
Q3 		$18.7M Sell
100,094
-27,125
-21% -$5.72M 0.21% 123
2022
Q2 		$20.7M Buy
127,219
+37,019
+41% +$5.85M 0.21% 117
2022
Q1 		$17M Buy
+90,200
New +$17.1M 0.14% 202
2019
Q2 		– Sell
-502
Closed -$30K – 1185
2019
Q1 		$30K Buy
502
+145
+41% +$8.34K ﹤0.01% 1089
2018
Q4 		$19K Sell
357
-27,096
-99% -$1.59M ﹤0.01% 1114
2018
Q3 		$1.52M Buy
27,453
+106
+0.4% +$5.46K 0.01% 867
2018
Q2 		$1.29M Buy
27,347
+98
+0.4% +$4.03K 0.01% 900
2018
Q1 		$986K Sell
27,249
-2
-0% -$70 0.01% 971
2017
Q4 		$989K Sell
27,251
-52,898
-66% -$1.91M 0.01% 978
2017
Q3 		$3.07M Buy
80,149
+10,149
+14% +$425K 0.02% 724
2017
Q2 		$2.9M Hold
70,000
– – 0.02% 747
2017
Q1 		$2.46M Sell
70,000
-28,000
-29% -$887K 0.02% 795
2016
Q4 		$3.02M Sell
98,000
-101,000
-51% -$3.12M 0.02% 710
2016
Q3 		$6.01M Buy
199,000
+40,000
+25% +$1.21M 0.04% 530
2016
Q2 		$4.35M Buy
159,000
+59,000
+59% +$1.51M 0.03% 631
2016
Q1 		$2.68M Buy
+100,000
New +$2.45M 0.02% 768

Other funds holding RGEN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
UCFA
United Capital Financial Advisors Irving, Texas $18.2B AUM 22.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
MC
Maverick Capital Dallas, Texas $11.3B AUM 76.6% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

Royce & Associates's RGEN Position: Q2 2026 in Review

Royce & Associates increased its Repligen (RGEN) stake by 51% in Q2 2026, buying an estimated $7.23M and bringing the position to 174,794 shares worth $23.8M. The position accounts for 0.19% of the portfolio, ranked #170.

Royce & Associates first reported a position in RGEN in Q1 2016 and has held it in 23 quarters since. The position peaked at $24.1M in Q4 2025. 480 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

  • Royce & Associates held 174,794 shares of Repligen worth $23.8M as of Q2 2026.
  • Royce & Associates bought 58,862 Repligen shares in Q2 2026, an estimated $7.23M.
  • Repligen made up 0.19% of Royce & Associates's portfolio in Q2 2026, its #170 holding.
  • Royce & Associates first reported a position in Repligen in Q1 2016 and has held it in 23 quarters since.
  • Royce & Associates's Repligen position peaked at $24.1M in Q4 2025.
  • 480 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on Royce & Associates's 13F filing for Q2 2026, filed 14 Aug 2026.