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
2026 Q2	$19.3M	Buy	+40,000	New	+$10.6M	0.34%	84
2025 Q3	–	Sell	-100,000	Closed	-$9.04M	–	229
2025 Q2	$9.04M	Buy	+100,000	New	+$7.9M	0.23%	97
2025 Q1	–	Sell	-1,149,300	Closed	-$152M	–	209
2024 Q4	$152M	Buy	1,149,300 +974,300	+557%	+$91.4M	2.9%	4
2024 Q3	$9.17M	Buy	+175,000	New	+$8.21M	0.28%	79
2024 Q2	–	Sell	-50,000	Closed	-$3.71M	–	160
2024 Q1	$3.71M	Buy	+50,000	New	+$3.7M	0.13%	104

Other funds holding ALAB

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 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. 709 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.
709 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.