Acadian Asset Management
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Acadian Asset Management’s Rallybio RLYB Stock Holding History

Acadian Asset Management’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 		– Sell
-10,433
Closed -$92K – 2202
2026
Q1 		$92K Sell
10,433
-2
-0% -$14 ﹤0.01% 1769
2025
Q4 		$56K Sell
10,435
-846
-7% -$4.35K ﹤0.01% 1777
2025
Q3 		$44K Hold
11,281
– – ﹤0.01% 1657
2025
Q2 		$29K Hold
11,281
– – ﹤0.01% 1545
2025
Q1 		$57K Hold
11,281
– – ﹤0.01% 1423
2024
Q4 		$86K Hold
11,281
– – ﹤0.01% 1388
2024
Q3 		$104K Buy
11,281
+2,819
+33% +$27.2K ﹤0.01% 1583
2024
Q2 		$89K Buy
8,462
+4,550
+116% +$61.7K ﹤0.01% 1547
2024
Q1 		$57K Buy
+3,912
New +$54.5K ﹤0.01% 1364
2022
Q3 		– Sell
-1,274
Closed -$77K – 1818
2022
Q2 		$77K Buy
+1,274
New +$95.7K ﹤0.01% 1409

Other funds holding RLYB

PBPIA
Pivotal bioVenture Partners Investment Advisor San Francisco, California $308M AUM 120.89% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Mariner
Mariner Overland Park, Kansas $95.2B AUM 32.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
QC
Quadrature Capital London, United Kingdom $11.7B AUM 87.29% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Acadian Asset Management's RLYB Position: Q2 2026 in Review

Acadian Asset Management sold out of Rallybio (RLYB) in Q2 2026, closing a stake of 10,433 shares — an estimated $92K sold.

Acadian Asset Management first reported a position in RLYB in Q2 2022 and held it in 10 quarters. The position peaked at $104K in Q3 2024. 24 funds tracked by Wall St. Rank hold RLYB as of Q2 2026.

  • Acadian Asset Management reported no remaining Rallybio position as of Q2 2026 after selling out during the quarter.
  • Acadian Asset Management sold 10,433 Rallybio shares in Q2 2026, an estimated $92K.
  • Acadian Asset Management first reported a position in Rallybio in Q2 2022 and held it in 10 quarters.
  • Acadian Asset Management's Rallybio position peaked at $104K in Q3 2024.
  • 24 funds tracked by Wall St. Rank held Rallybio as of Q2 2026.

Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.