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 Q2	$208K	Buy	+12,996	New	+$167K	﹤0.01%	3823
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

ACM

ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Viking Global Investors Stamford, Connecticut $35.1B AUM 21.36% 1-Year Est. Return

TGA

TPG GP A Fort Worth, Texas $5B AUM 58.56% 1-Year Est. Return

PBPIA

Pivotal bioVenture Partners Investment Advisor San Francisco, California $308M AUM 120.89% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

NCM

Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Almitas Capital Santa Monica, California $417M AUM 22.81% 1-Year Est. Return

Rangeley Capital New Canaan, Connecticut $109M AUM 97.13% 1-Year Est. Return

State Street's RLYB Position: Q2 2026 in Review

State Street opened a new position in Rallybio (RLYB) in Q2 2026: 12,996 shares worth $208K. The stake represents ﹤0.01% of the portfolio and ranks #3823 among its holdings. This is a return to the name: State Street previously reported a position in RLYB as recently as Q4 2025.

State Street first reported a position in RLYB in Q3 2021 and has held it in 19 quarters since. The position peaked at $3.65M in Q3 2022. 37 funds tracked by Wall St. Rank hold RLYB as of Q2 2026.

State Street held 12,996 shares of Rallybio worth $208K as of Q2 2026.
Rallybio was a new State Street position in Q2 2026.
Rallybio made up ﹤0.01% of State Street's portfolio in Q2 2026, its #3823 holding.
State Street first reported a position in Rallybio in Q3 2021 and has held it in 19 quarters since.
State Street's Rallybio position peaked at $3.65M in Q3 2022.
37 funds tracked by Wall St. Rank held Rallybio as of Q2 2026.

Based on State Street's 13F filing for Q2 2026, filed 7 Aug 2026.