Fred Alger Management’s Astera Labs ALAB Stock Holding History

Fred Alger 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 Q1	$282M	Buy	2,573,005 +638,317	+33%	+$90.9M	1.24%	16
2025 Q4	$322M	Buy	1,934,688 +393,250	+26%	+$65.8M	1.26%	15
2025 Q3	$302M	Sell	1,541,438 -242,898	-14%	-$39.9M	1.17%	18
2025 Q2	$161M	Buy	1,784,336 +224,303	+14%	+$17.7M	0.72%	28
2025 Q1	$93.1M	Buy	1,560,033 +179,638	+13%	+$16.6M	0.53%	31
2024 Q4	$183M	Sell	1,380,395 -1,441,526	-51%	-$135M	0.87%	20
2024 Q3	$148M	Buy	2,821,921 +2,628,765	+1,361%	+$123M	0.72%	28
2024 Q2	$11.7M	Sell	193,156 -165,265	-46%	-$11.5M	0.06%	174
2024 Q1	$26.6M	Buy	+358,421	New	+$26.6M	0.13%	126

Other funds holding ALAB

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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 Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Atreides Management Boston, Massachusetts $5B AUM 78.34% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Amundi Paris, France $367B AUM 31.23% 1-Year Est. Return

VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Fred Alger Management's ALAB Position: Q1 2026 in Review

Fred Alger Management increased its Astera Labs (ALAB) stake by 33% in Q1 2026, buying an estimated $90.9M and bringing the position to 2,573,005 shares worth $282M. The position accounts for 1.24% of the portfolio, ranked #16.

Fred Alger Management first reported a position in ALAB in Q1 2024 and has held it in 9 quarters since. The position peaked at $322M in Q4 2025. 703 funds tracked by Wall St. Rank hold ALAB as of Q1 2026.

Fred Alger Management held 2,573,005 shares of Astera Labs worth $282M as of Q1 2026.
Fred Alger Management bought 638,317 Astera Labs shares in Q1 2026, an estimated $90.9M.
Astera Labs made up 1.24% of Fred Alger Management's portfolio in Q1 2026, its #16 holding.
Fred Alger Management first reported a position in Astera Labs in Q1 2024 and has held it in 9 quarters since.
Fred Alger Management's Astera Labs position peaked at $322M in Q4 2025.
703 funds tracked by Wall St. Rank held Astera Labs as of Q1 2026.

Based on Fred Alger Management's 13F filing for Q1 2026, filed 15 May 2026.