Robeco Institutional Asset Management
ALAB icon

Robeco Institutional Asset Management’s Astera Labs ALAB Stock Holding History

Robeco Institutional Asset Management’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 		$69.6M Buy
144,163
+92,128
+177% +$24.4M 0.09% 223
2026
Q1 		$5.7M Buy
52,035
+33,672
+183% +$4.8M 0.01% 529
2025
Q4 		$3.05M Buy
+18,363
New +$3.07M ﹤0.01% 624
2025
Q3 		– Sell
-33,132
Closed -$3M – 902
2025
Q2 		$3M Buy
+33,132
New +$2.62M ﹤0.01% 631

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 $3.38T AUM 44.17% 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

Robeco Institutional Asset Management's ALAB Position: Q2 2026 in Review

Robeco Institutional Asset Management increased its Astera Labs (ALAB) stake by 177% in Q2 2026, buying an estimated $24.4M and bringing the position to 144,163 shares worth $69.6M. The position accounts for 0.09% of the portfolio, ranked #223.

Robeco Institutional Asset Management first reported a position in ALAB in Q2 2025 and has held it in 4 quarters since. 993 funds tracked by Wall St. Rank hold ALAB as of Q2 2026.

  • Robeco Institutional Asset Management held 144,163 shares of Astera Labs worth $69.6M as of Q2 2026.
  • Robeco Institutional Asset Management bought 92,128 Astera Labs shares in Q2 2026, an estimated $24.4M.
  • Astera Labs made up 0.09% of Robeco Institutional Asset Management's portfolio in Q2 2026, its #223 holding.
  • Robeco Institutional Asset Management first reported a position in Astera Labs in Q2 2025 and has held it in 4 quarters since.
  • 993 funds tracked by Wall St. Rank held Astera Labs as of Q2 2026.

Based on Robeco Institutional Asset Management's 13F filing for Q2 2026, filed 21 Jul 2026.