SG Americas Securities
RGEN icon

SG Americas Securities’s Repligen RGEN Stock Holding History

SG Americas Securities’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 		$665K Sell
5,644
-9,249
-62% -$1.29M ﹤0.01% 2015
2025
Q4 		$2.44M Sell
14,893
-69
-0.5% -$10.8K ﹤0.01% 1410
2025
Q3 		$2M Buy
14,962
+12,873
+616% +$1.56M 0.01% 950
2025
Q2 		$260K Sell
2,089
-903
-30% -$115K ﹤0.01% 2112
2025
Q1 		$381K Sell
2,992
-455
-13% -$70K ﹤0.01% 2003
2024
Q4 		$496K Sell
3,447
-3,073
-47% -$441K ﹤0.01% 1356
2024
Q3 		$970K Buy
6,520
+3,701
+131% +$531K ﹤0.01% 1108
2024
Q2 		$355K Sell
2,819
-919
-25% -$144K ﹤0.01% 1878
2024
Q1 		$687K Sell
3,738
-3,304
-47% -$629K ﹤0.01% 1293
2023
Q4 		$1.27M Sell
7,042
-20,073
-74% -$3.12M 0.01% 897
2023
Q3 		$4.31M Buy
+27,115
New +$4.43M 0.05% 348
2023
Q2 		– Sell
-7,337
Closed -$1.24M – 3015
2023
Q1 		$1.24M Buy
7,337
+3,944
+116% +$704K 0.01% 1003
2022
Q4 		$574K Sell
3,393
-1,074
-24% -$195K 0.01% 1416
2022
Q3 		$836K Sell
4,467
-4,532
-50% -$956K 0.01% 1135
2022
Q2 		$1.46M Buy
8,999
+4,695
+109% +$743K 0.02% 965
2022
Q1 		$810K Sell
4,304
-19,978
-82% -$3.8M 0.01% 1569
2021
Q4 		$6.43M Buy
24,282
+18,271
+304% +$4.92M 0.04% 395
2021
Q3 		$1.74M Sell
6,011
-7,237
-55% -$1.86M 0.01% 1407
2021
Q2 		$2.65M Buy
13,248
+783
+6% +$152K 0.01% 957
2021
Q1 		$2.42M Sell
12,465
-33,322
-73% -$6.83M 0.01% 921
2020
Q4 		$8.77M Buy
45,787
+44,852
+4,797% +$8.16M 0.05% 295
2020
Q3 		$138K Sell
935
-30,964
-97% -$4.43M ﹤0.01% 2324
2020
Q2 		$3.94M Buy
31,899
+7,079
+29% +$833K 0.03% 461
2020
Q1 		$2.4M Buy
24,820
+15,493
+166% +$1.5M 0.02% 704
2019
Q4 		$863K Sell
9,327
-2,181
-19% -$183K 0.01% 1372
2019
Q3 		$883K Buy
11,508
+8,025
+230% +$702K 0.01% 1471
2019
Q2 		$299K Sell
3,483
-670
-16% -$45.7K ﹤0.01% 2200
2019
Q1 		$245K Sell
4,153
-20,288
-83% -$1.17M ﹤0.01% 2427
2018
Q4 		$1.29M Buy
+24,441
New +$1.43M 0.01% 1161
2018
Q3 		– Sell
-2,875
Closed -$135K – 3417
2018
Q2 		$135K Buy
+2,875
New +$118K ﹤0.01% 2883
2017
Q4 		– Sell
-4,705
Closed -$180K – 3545
2017
Q3 		$180K Buy
+4,705
New +$197K ﹤0.01% 2674
2017
Q2 		– Sell
-3,267
Closed -$115K – 3446
2017
Q1 		$115K Sell
3,267
-10,916
-77% -$346K ﹤0.01% 2885
2016
Q4 		$437K Buy
14,183
+7,955
+128% +$246K ﹤0.01% 1784
2016
Q3 		$188K Buy
+6,228
New +$188K ﹤0.01% 2549
2016
Q2 		– Sell
-5,057
Closed -$136K – 2921
2016
Q1 		$136K Buy
+5,057
New +$124K ﹤0.01% 2441
2015
Q4 		– Sell
-6,150
Closed -$171K – 2934
2015
Q3 		$171K Buy
6,150
+3,173
+107% +$115K ﹤0.01% 1548
2015
Q2 		$123K Buy
+2,977
New +$109K ﹤0.01% 2244
2015
Q1 		– Sell
-12,906
Closed -$256K – 2979
2014
Q4 		$256K Buy
12,906
+915
+8% +$20.5K ﹤0.01% 2213
2014
Q3 		$239K Buy
+11,991
New +$252K ﹤0.01% 1891

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

SG Americas Securities's RGEN Position: Q1 2026 in Review

SG Americas Securities reduced its Repligen (RGEN) stake by 62% in Q1 2026, selling an estimated $1.29M and leaving 5,644 shares worth $665K. The position accounts for ﹤0.01% of the portfolio, ranked #2015.

SG Americas Securities first reported a position in RGEN in Q3 2014 and has held it in 39 quarters since. The position peaked at $8.77M in Q4 2020. 441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • SG Americas Securities held 5,644 shares of Repligen worth $665K as of Q1 2026.
  • SG Americas Securities sold 9,249 Repligen shares in Q1 2026, an estimated $1.29M.
  • Repligen made up ﹤0.01% of SG Americas Securities's portfolio in Q1 2026, its #2015 holding.
  • SG Americas Securities first reported a position in Repligen in Q3 2014 and has held it in 39 quarters since.
  • SG Americas Securities's Repligen position peaked at $8.77M in Q4 2020.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on SG Americas Securities's 13F filing for Q1 2026, filed 16 Apr 2026.