Aberdeen Group
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Aberdeen Group’s Rallybio RLYB Stock Holding History

Aberdeen Group’s Portfolio RLYB Stock Details RLYB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-199,408
Closed -$539K – 977
2025
Q2 		$539K Sell
199,408
-16,475
-8% -$43.7K ﹤0.01% 874
2025
Q1 		$1.13M Hold
215,883
– – ﹤0.01% 808
2024
Q4 		$1.66M Hold
215,883
– – ﹤0.01% 777
2024
Q3 		$2.02M Hold
215,883
– – ﹤0.01% 756
2024
Q2 		$2.31M Hold
215,883
– – ﹤0.01% 737
2024
Q1 		$3.2M Hold
215,883
– – 0.01% 731
2023
Q4 		$4.13M Buy
+215,883
New +$5.28M 0.01% 704

Other funds holding RLYB

Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
JJ
Johnson & Johnson New Brunswick, New Jersey $799M AUM 253.51% 1-Year Est. Return
5VM
5AM Venture Management San Francisco, California $360M AUM 345.76% 1-Year Est. Return
NLVP
New Leaf Venture Partners New York $43M AUM 25.55% 1-Year Est. Return
TGA
TPG GP A Fort Worth, Texas $3.68B AUM 14.99% 1-Year Est. Return
PBPIA
Pivotal bioVenture Partners Investment Advisor San Francisco, California $280M AUM 181.4% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
AC
Almitas Capital Santa Monica, California $443M AUM 42.36% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
AIIC
AJU IB Investment Company Seoul, South Korea $30.5M AUM 128.96% 1-Year Est. Return

Aberdeen Group's RLYB Position: Q3 2025 in Review

Aberdeen Group sold out of Rallybio (RLYB) in Q3 2025, closing a stake of 199,408 shares — an estimated $539K sold.

Aberdeen Group first reported a position in RLYB in Q4 2023 and held it in 7 quarters. The position peaked at $4.13M in Q4 2023. 45 funds tracked by Wall St. Rank hold RLYB as of Q3 2025.

  • Aberdeen Group reported no remaining Rallybio position as of Q3 2025 after selling out during the quarter.
  • Aberdeen Group sold 199,408 Rallybio shares in Q3 2025, an estimated $539K.
  • Aberdeen Group first reported a position in Rallybio in Q4 2023 and held it in 7 quarters.
  • Aberdeen Group's Rallybio position peaked at $4.13M in Q4 2023.
  • 45 funds tracked by Wall St. Rank held Rallybio as of Q3 2025.

Based on Aberdeen Group's 13F filing for Q3 2025, filed 7 Nov 2025.