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Oppenheimer & Co’s Repligen RGEN Stock Holding History

Oppenheimer & Co’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
-1,623
Closed -$266K – 1777
2025
Q4 		$266K Buy
1,623
+123
+8% +$19.3K ﹤0.01% 1317
2025
Q3 		$201K Buy
+1,500
New +$182K ﹤0.01% 1548
2025
Q1 		– Sell
-1,500
Closed -$216K – 1643
2024
Q4 		$216K Buy
+1,500
New +$215K ﹤0.01% 1426
2022
Q1 		– Sell
-5,211
Closed -$1.38M – 1566
2021
Q4 		$1.38M Buy
5,211
+4,519
+653% +$1.22M 0.02% 654
2021
Q3 		$200K Sell
692
-1,566
-69% -$402K ﹤0.01% 1402
2021
Q2 		$451K Sell
2,258
-3,457
-60% -$671K 0.01% 1079
2021
Q1 		$1.11M Buy
5,715
+3,082
+117% +$632K 0.02% 674
2020
Q4 		$504K Buy
+2,633
New +$479K 0.01% 880

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

Oppenheimer & Co's RGEN Position: Q1 2026 in Review

Oppenheimer & Co sold out of Repligen (RGEN) in Q1 2026, closing a stake of 1,623 shares — an estimated $266K sold.

Oppenheimer & Co first reported a position in RGEN in Q4 2020 and held it in 8 quarters. The position peaked at $1.38M in Q4 2021. 441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Oppenheimer & Co reported no remaining Repligen position as of Q1 2026 after selling out during the quarter.
  • Oppenheimer & Co sold 1,623 Repligen shares in Q1 2026, an estimated $266K.
  • Oppenheimer & Co first reported a position in Repligen in Q4 2020 and held it in 8 quarters.
  • Oppenheimer & Co's Repligen position peaked at $1.38M in Q4 2021.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Oppenheimer & Co's 13F filing for Q1 2026, filed 24 Apr 2026.