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Knollwood Investment Advisory’s Repligen RGEN Stock Holding History

Knollwood Investment Advisory’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
-2,500
Closed -$295K – 306
2026
Q1 		$295K Hold
2,500
– – 0.03% 269
2025
Q4 		$410K Hold
2,500
– – 0.04% 243
2025
Q3 		$334K Hold
2,500
– – 0.03% 301
2025
Q2 		$311K Hold
2,500
– – 0.03% 306
2025
Q1 		$318K Hold
2,500
– – 0.04% 300
2024
Q4 		$360K Hold
2,500
– – 0.04% 287
2024
Q3 		$372K Hold
2,500
– – 0.04% 298
2024
Q2 		$315K Buy
+2,500
New +$392K 0.04% 306

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 $3.38T AUM 44.17% 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

Knollwood Investment Advisory's RGEN Position: Q2 2026 in Review

Knollwood Investment Advisory sold out of Repligen (RGEN) in Q2 2026, closing a stake of 2,500 shares — an estimated $295K sold.

Knollwood Investment Advisory first reported a position in RGEN in Q2 2024 and held it in 8 quarters. The position peaked at $410K in Q4 2025. 482 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

  • Knollwood Investment Advisory reported no remaining Repligen position as of Q2 2026 after selling out during the quarter.
  • Knollwood Investment Advisory sold 2,500 Repligen shares in Q2 2026, an estimated $295K.
  • Knollwood Investment Advisory first reported a position in Repligen in Q2 2024 and held it in 8 quarters.
  • Knollwood Investment Advisory's Repligen position peaked at $410K in Q4 2025.
  • 482 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on Knollwood Investment Advisory's 13F filing for Q2 2026, filed 13 Aug 2026.