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Fox Run Management’s Repligen RGEN Stock Holding History

Fox Run 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
Q2 		– Sell
-5,988
Closed -$668K – 1244
2026
Q1 		$668K Buy
+5,988
New +$837K 0.12% 318
2025
Q3 		– Sell
-5,339
Closed -$664K – 1187
2025
Q2 		$664K Sell
5,339
-13,509
-72% -$1.72M 0.11% 345
2025
Q1 		$2.4M Buy
18,848
+14,213
+307% +$2.19M 0.37% 18
2024
Q4 		$667K Buy
+4,635
New +$665K 0.12% 338
2024
Q3 		– Sell
-7,099
Closed -$895K – 1054
2024
Q2 		$895K Buy
7,099
+3,013
+74% +$472K 0.17% 214
2024
Q1 		$751K Buy
+4,086
New +$778K 0.16% 235
2023
Q3 		– Sell
-6,862
Closed -$971K – 944
2023
Q2 		$971K Buy
6,862
+630
+10% +$101K 0.27% 88
2023
Q1 		$1.05M Buy
+6,232
New +$1.11M 0.34% 53
2020
Q4 		– Sell
-1,719
Closed -$254K – 269
2020
Q3 		$254K Buy
+1,719
New +$246K 0.64% 72
2019
Q4 		– Sell
-3,361
Closed -$258K – 509
2019
Q3 		$258K Buy
+3,361
New +$294K 0.23% 214
2019
Q1 		– Sell
-8,652
Closed -$456K – 652
2018
Q4 		$456K Buy
+8,652
New +$507K 0.24% 135
2016
Q1 		– Sell
-8,400
Closed -$238K – 530
2015
Q4 		$238K Buy
+8,400
New +$242K 0.18% 254

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

Fox Run Management's RGEN Position: Q2 2026 in Review

Fox Run Management sold out of Repligen (RGEN) in Q2 2026, closing a stake of 5,988 shares — an estimated $668K sold.

Fox Run Management first reported a position in RGEN in Q4 2015 and held it in 12 quarters. The position peaked at $2.4M in Q1 2025. 478 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

  • Fox Run Management reported no remaining Repligen position as of Q2 2026 after selling out during the quarter.
  • Fox Run Management sold 5,988 Repligen shares in Q2 2026, an estimated $668K.
  • Fox Run Management first reported a position in Repligen in Q4 2015 and held it in 12 quarters.
  • Fox Run Management's Repligen position peaked at $2.4M in Q1 2025.
  • 478 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on Fox Run Management's 13F filing for Q2 2026, filed 4 Aug 2026.