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Summit Partners Public Asset Management’s Astera Labs ALAB Stock Holding History

Summit Partners Public 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
2025
Q2 		– Sell
-10,000
Closed -$597K – 200
2025
Q1 		$597K Buy
+10,000
New +$925K 0.02% 138
2024
Q4 		– Sell
-50,000
Closed -$2.62M – 191
2024
Q3 		$2.62M Buy
+50,000
New +$2.35M 0.08% 105

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

Summit Partners Public Asset Management's ALAB Position: Q1 2026 in Review

Summit Partners Public Asset Management sold out of Astera Labs (ALAB) in Q1 2026, closing a stake of 510,000 shares — an estimated $84.8M sold.

Summit Partners Public Asset Management first reported a position in ALAB in Q1 2024 and held it in 8 quarters. The position peaked at $167M in Q4 2024. 704 funds tracked by Wall St. Rank hold ALAB as of Q1 2026.

  • Summit Partners Public Asset Management reported no remaining Astera Labs position as of Q1 2026 after selling out during the quarter.
  • Summit Partners Public Asset Management sold 510,000 Astera Labs shares in Q1 2026, an estimated $84.8M.
  • Summit Partners Public Asset Management first reported a position in Astera Labs in Q1 2024 and held it in 8 quarters.
  • Summit Partners Public Asset Management's Astera Labs position peaked at $167M in Q4 2024.
  • 704 funds tracked by Wall St. Rank held Astera Labs as of Q1 2026.

Based on Summit Partners Public Asset Management's 13F filing for Q1 2026, filed 15 May 2026.