KCM
RGEN icon

Kornitzer Capital Management’s Repligen RGEN Stock Holding History

Kornitzer Capital Management’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 		$8.26M Sell
70,080
-13,700
-16% -$1.91M 0.18% 116
2025
Q4 		$13.7M Buy
83,780
+5,500
+7% +$861K 0.29% 75
2025
Q3 		$10.5M Buy
+78,280
New +$9.51M 0.21% 112
2023
Q2 		– Sell
-27,790
Closed -$4.68M – 493
2023
Q1 		$4.68M Buy
+27,790
New +$4.96M 0.09% 256
2021
Q1 		– Sell
-39,598
Closed -$7.59M – 507
2020
Q4 		$7.59M Sell
39,598
-20,095
-34% -$3.66M 0.13% 233
2020
Q3 		$8.81M Sell
59,693
-710
-1% -$101K 0.17% 190
2020
Q2 		$7.47M Sell
60,403
-20,802
-26% -$2.45M 0.15% 205
2020
Q1 		$7.84M Sell
81,205
-41,455
-34% -$4M 0.19% 172
2019
Q4 		$11.3M Sell
122,660
-8,515
-6% -$715K 0.2% 157
2019
Q3 		$10.1M Sell
131,175
-32,000
-20% -$2.8M 0.18% 165
2019
Q2 		$14M Sell
163,175
-1,120
-0.7% -$76.3K 0.25% 129
2019
Q1 		$9.71M Sell
164,295
-29,575
-15% -$1.7M 0.17% 168
2018
Q4 		$10.2M Sell
193,870
-39,250
-17% -$2.3M 0.2% 148
2018
Q3 		$12.9M Sell
233,120
-23,490
-9% -$1.21M 0.21% 151
2018
Q2 		$12.1M Sell
256,610
-6,700
-3% -$276K 0.2% 145
2018
Q1 		$9.53M Buy
263,310
+16,365
+7% +$576K 0.16% 176
2017
Q4 		$8.96M Buy
246,945
+79,005
+47% +$2.86M 0.15% 185
2017
Q3 		$6.43M Buy
167,940
+70,595
+73% +$2.96M 0.11% 227
2017
Q2 		$4.03M Buy
+97,345
New +$3.7M 0.07% 283

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

Kornitzer Capital Management's RGEN Position: Q1 2026 in Review

Kornitzer Capital Management reduced its Repligen (RGEN) stake by 16% in Q1 2026, selling an estimated $1.91M and leaving 70,080 shares worth $8.26M. The position accounts for 0.18% of the portfolio, ranked #116.

Kornitzer Capital Management first reported a position in RGEN in Q2 2017 and has held it in 19 quarters since. The position peaked at $14M in Q2 2019. 441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Kornitzer Capital Management held 70,080 shares of Repligen worth $8.26M as of Q1 2026.
  • Kornitzer Capital Management sold 13,700 Repligen shares in Q1 2026, an estimated $1.91M.
  • Repligen made up 0.18% of Kornitzer Capital Management's portfolio in Q1 2026, its #116 holding.
  • Kornitzer Capital Management first reported a position in Repligen in Q2 2017 and has held it in 19 quarters since.
  • Kornitzer Capital Management's Repligen position peaked at $14M in Q2 2019.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Kornitzer Capital Management's 13F filing for Q1 2026, filed 30 Apr 2026.