Massachusetts Financial Services
RGEN icon

Massachusetts Financial Services’s Repligen RGEN Stock Holding History

Massachusetts Financial Services’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 		$221M Buy
1,617,021
+219,506
+16% +$27M 0.07% 256
2026
Q1 		$165M Buy
1,397,515
+181,988
+15% +$25.4M 0.06% 280
2025
Q4 		$199M Buy
+1,215,527
New +$190M 0.06% 266
2023
Q2 		– Sell
-267,374
Closed -$45M – 867
2023
Q1 		$45M Buy
267,374
+2,891
+1% +$516K 0.02% 454
2022
Q4 		$44.8M Buy
264,483
+69,933
+36% +$12.7M 0.02% 463
2022
Q3 		$36.4M Buy
+194,550
New +$41M 0.01% 496

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
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

Massachusetts Financial Services's RGEN Position: Q2 2026 in Review

Massachusetts Financial Services increased its Repligen (RGEN) stake by 16% in Q2 2026, buying an estimated $27M and bringing the position to 1,617,021 shares worth $221M. The position accounts for 0.07% of the portfolio, ranked #256.

Massachusetts Financial Services first reported a position in RGEN in Q3 2022 and has held it in 6 quarters since. 480 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

  • Massachusetts Financial Services held 1,617,021 shares of Repligen worth $221M as of Q2 2026.
  • Massachusetts Financial Services bought 219,506 Repligen shares in Q2 2026, an estimated $27M.
  • Repligen made up 0.07% of Massachusetts Financial Services's portfolio in Q2 2026, its #256 holding.
  • Massachusetts Financial Services first reported a position in Repligen in Q3 2022 and has held it in 6 quarters since.
  • 480 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.