UBS Group
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UBS Group’s Astera Labs ALAB Stock Holding History

UBS Group’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
Q1 		– Sell
-189,900
Closed -$31.6M – 11307
2025
Q4 		$31.6M Sell
189,900
-171,023
-47% -$28.6M 0.01% 2120
2025
Q3 		$70.7M Buy
360,923
+359,000
+18,669% +$59M 0.01% 1311
2025
Q2 		$174K Buy
+1,923
New +$152K ﹤0.01% 6814

Other funds holding ALAB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $5B AUM 78.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FAM
Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Amundi
Amundi Paris, France $367B AUM 31.23% 1-Year Est. Return

UBS Group's ALAB Position: Q1 2026 in Review

UBS Group reduced its Astera Labs (ALAB) stake by 7.2% in Q1 2026, selling an estimated $15.9M and leaving 1,442,578 shares worth $158M. The position accounts for 0.02% of the portfolio, ranked #740.

UBS Group first reported a position in ALAB in Q1 2024 and has held it in 9 quarters since. The position peaked at $259M in Q4 2025. 703 funds tracked by Wall St. Rank hold ALAB as of Q1 2026.

  • UBS Group held 1,442,578 shares of Astera Labs worth $158M as of Q1 2026.
  • UBS Group sold 111,378 Astera Labs shares in Q1 2026, an estimated $15.9M.
  • Astera Labs made up 0.02% of UBS Group's portfolio in Q1 2026, its #740 holding.
  • UBS Group first reported a position in Astera Labs in Q1 2024 and has held it in 9 quarters since.
  • UBS Group's Astera Labs position peaked at $259M in Q4 2025.
  • 703 funds tracked by Wall St. Rank held Astera Labs as of Q1 2026.

Based on UBS Group's 13F filing for Q1 2026, filed 5 May 2026.