Adage Capital Partners
ALAB icon

Adage Capital Partners’s Astera Labs ALAB Stock Holding History

Adage Capital Partners’s Portfolio ALAB Stock Details ALAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$42.9M Sell
88,741
-365,000
-80% -$96.9M 0.06% 314
2026
Q1 		$49.7M Buy
453,741
+285,000
+169% +$40.6M 0.08% 250
2025
Q4 		$28.1M Buy
168,741
+135,000
+400% +$22.6M 0.04% 389
2025
Q3 		$6.61M Sell
33,741
-556,191
-94% -$91.5M 0.01% 700
2025
Q2 		$53.3M Buy
589,932
+126,000
+27% +$9.95M 0.09% 225
2025
Q1 		$27.7M Buy
463,932
+412,500
+802% +$38.2M 0.05% 344
2024
Q4 		$6.81M Sell
51,432
-608,923
-92% -$57.1M 0.01% 676
2024
Q3 		$34.6M Buy
660,355
+135,355
+26% +$6.35M 0.06% 303
2024
Q2 		$31.8M Buy
525,000
+25,000
+5% +$1.73M 0.06% 321
2024
Q1 		$37.1M Buy
+500,000
New +$37M 0.07% 300

Other funds holding ALAB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Adage Capital Partners's ALAB Position: Q2 2026 in Review

Adage Capital Partners reduced its Astera Labs (ALAB) stake by 80% in Q2 2026, selling an estimated $96.9M and leaving 88,741 shares worth $42.9M. The position accounts for 0.06% of the portfolio, ranked #314.

Adage Capital Partners first reported a position in ALAB in Q1 2024 and has held it in 10 quarters since. The position peaked at $53.3M in Q2 2025. 989 funds tracked by Wall St. Rank hold ALAB as of Q2 2026.

  • Adage Capital Partners held 88,741 shares of Astera Labs worth $42.9M as of Q2 2026.
  • Adage Capital Partners sold 365,000 Astera Labs shares in Q2 2026, an estimated $96.9M.
  • Astera Labs made up 0.06% of Adage Capital Partners's portfolio in Q2 2026, its #314 holding.
  • Adage Capital Partners first reported a position in Astera Labs in Q1 2024 and has held it in 10 quarters since.
  • Adage Capital Partners's Astera Labs position peaked at $53.3M in Q2 2025.
  • 989 funds tracked by Wall St. Rank held Astera Labs as of Q2 2026.

Based on Adage Capital Partners's 13F filing for Q2 2026, filed 14 Aug 2026.