State Street
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State Street’s Rallybio RLYB Stock Holding History

State Street’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
2026
Q1 		– Sell
-7,759
Closed -$42.6K – 4328
2025
Q4 		$42.6K Hold
7,759
– – ﹤0.01% 4180
2025
Q3 		$31K Hold
7,759
– – ﹤0.01% 4211
2025
Q2 		$21K Hold
7,759
– – ﹤0.01% 4200
2025
Q1 		$40.6K Hold
7,759
– – ﹤0.01% 4124
2024
Q4 		$59.6K Hold
7,759
– – ﹤0.01% 4082
2024
Q3 		$72.6K Sell
7,759
-394
-5% -$3.8K ﹤0.01% 4042
2024
Q2 		$87.4K Sell
8,153
-56,062
-87% -$760K ﹤0.01% 4044
2024
Q1 		$950K Buy
64,215
+644
+1% +$8.97K ﹤0.01% 3484
2023
Q4 		$1.22M Buy
63,571
+468
+0.7% +$11.4K ﹤0.01% 3439
2023
Q3 		$1.7M Buy
63,103
+1,468
+2% +$63.6K ﹤0.01% 3393
2023
Q2 		$2.79M Buy
61,635
+27,386
+80% +$1.34M ﹤0.01% 3262
2023
Q1 		$1.56M Buy
34,249
+522
+2% +$27K ﹤0.01% 3406
2022
Q4 		$1.77M Buy
33,727
+2,153
+7% +$127K ﹤0.01% 3412
2022
Q3 		$3.65M Buy
31,574
+455
+1% +$40.5K ﹤0.01% 3210
2022
Q2 		$1.88M Buy
31,119
+11,297
+57% +$849K ﹤0.01% 3500
2022
Q1 		$1.11M Buy
19,822
+10,594
+115% +$877K ﹤0.01% 3773
2021
Q4 		$704K Buy
9,228
+3,030
+49% +$353K ﹤0.01% 3903
2021
Q3 		$872K Buy
+6,198
New +$727K ﹤0.01% 3808

Other funds holding RLYB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
CAM
Cormorant Asset Management Boston, Massachusetts $1.99B AUM 737.95% 1-Year Est. Return
TGA
TPG GP A Fort Worth, Texas $3.68B AUM 14.99% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
LCM
Laurion Capital Management New York $2.29B AUM 75.73% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return
PBPIA
Pivotal bioVenture Partners Investment Advisor San Francisco, California $280M AUM 181.4% 1-Year Est. Return
5VM
5AM Venture Management San Francisco, California $360M AUM 345.76% 1-Year Est. Return
AC
Almitas Capital Santa Monica, California $443M AUM 42.36% 1-Year Est. Return

State Street's RLYB Position: Q1 2026 in Review

State Street sold out of Rallybio (RLYB) in Q1 2026, closing a stake of 7,759 shares — an estimated $42.6K sold.

State Street first reported a position in RLYB in Q3 2021 and held it in 18 quarters. The position peaked at $3.65M in Q3 2022. 38 funds tracked by Wall St. Rank hold RLYB as of Q1 2026.

  • State Street reported no remaining Rallybio position as of Q1 2026 after selling out during the quarter.
  • State Street sold 7,759 Rallybio shares in Q1 2026, an estimated $42.6K.
  • State Street first reported a position in Rallybio in Q3 2021 and held it in 18 quarters.
  • State Street's Rallybio position peaked at $3.65M in Q3 2022.
  • 38 funds tracked by Wall St. Rank held Rallybio as of Q1 2026.

Based on State Street's 13F filing for Q1 2026, filed 15 May 2026.