Bayban’s Repligen RGEN Stock Holding History

Bayban’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	$4.23K	Hold	31	–	–	﹤0.01%	479
2026 Q1	$3.65K	Hold	31	–	–	﹤0.01%	506
2025 Q4	$5.08K	Buy	+31	New	+$4.86K	﹤0.01%	468

Other funds holding RGEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Maverick Capital Dallas, Texas $11.3B AUM 76.6% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Bayban's RGEN Position: Q2 2026 in Review

Bayban held its Repligen (RGEN) position steady in Q2 2026 at 31 shares worth $4.23K. The position accounts for ﹤0.01% of the portfolio, ranked #479.

Bayban first reported a position in RGEN in Q4 2025 and has held it in 3 quarters since. The position peaked at $5.08K in Q4 2025. 444 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

Bayban held 31 shares of Repligen worth $4.23K as of Q2 2026.
Bayban left its Repligen share count unchanged in Q2 2026.
Repligen made up ﹤0.01% of Bayban's portfolio in Q2 2026, its #479 holding.
Bayban first reported a position in Repligen in Q4 2025 and has held it in 3 quarters since.
Bayban's Repligen position peaked at $5.08K in Q4 2025.
444 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on Bayban's 13F filing for Q2 2026, filed 30 Jul 2026.