Astera Labs, Inc. - Common Stock (ALAB) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2024 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
ALAB on Nasdaq
Shares outstanding
169,476,048
Price per share
$183.75
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
115,734,060
Total reported value
$19,265,078,937
% of total 13F portfolios
0.01%
Share change
+5,105,734
Value change
+$728,962,814
Number of holders
676
Price from insider filings
$183.75
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Astera Labs, Inc. - Common Stock (ALAB) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VANGUARD GROUP INC 7.3% +25% $1,089,490,744 +$256,575,159 12,049,223 +31% The Vanguard Group 30 Jun 2025
BlackRock, Inc. 6.2% +24% $1,748,030,195 +$358,479,515 10,507,515 +26% BlackRock, Inc. 31 Dec 2025
Mohan Jitendra 5.4% $1,795,425,694 9,169,692 Mohan Jitendra 30 Sep 2025
Gajendra Sanjay 4.5% $1,481,272,817 7,565,234 Gajendra Sanjay 30 Sep 2025
ALLIANCEBERNSTEIN L.P. 3.9% -26% $612,952,522 -$192,705,200 6,391,580 -24% AllianceBernstein L.P. 30 Jun 2025
Atreides Management, LP 1.2% $118,555,758 1,836,650 Atreides Management, LP 31 Dec 2024

As of 31 Dec 2025, 676 institutional investors reported holding 115,734,060 shares of Astera Labs, Inc. - Common Stock (ALAB). This represents 68% of the company’s total 169,476,048 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Astera Labs, Inc. - Common Stock (ALAB) together control 50% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
FMR LLC 15% 25,334,941 +5.2% 0.21% $4,214,720,843
VANGUARD GROUP INC 8.2% 13,827,506 +0.61% 0.03% $2,300,343,898
BlackRock, Inc. 7.7% 12,968,858 +15% 0.04% $2,157,499,154
STATE STREET CORP 1.8% 3,099,809 +33% 0.02% $515,684,225
D. E. Shaw & Co., Inc. 1.4% 2,452,380 -3.7% 0.31% $407,977,937
GEODE CAPITAL MANAGEMENT, LLC 1.4% 2,429,078 +4.5% 0.02% $403,597,661
ALLIANCEBERNSTEIN L.P. 1.3% 2,177,795 -25% 0.11% $362,297,976
FRED ALGER MANAGEMENT, LLC 1.1% 1,934,688 +26% 1.3% $321,854,695
MORGAN STANLEY 1.1% 1,934,467 +33% 0.02% $321,818,379
Atreides Management, LP 0.95% 1,611,194 +2497% 5.7% $268,038,234
UBS Group AG 0.92% 1,553,956 +88% 0.05% $258,516,120
BANK OF AMERICA CORP /DE/ 0.88% 1,488,817 -25% 0.02% $247,679,595
1832 Asset Management L.P. 0.79% 1,347,000 +40% 0.29% $224,086,920
GOLDMAN SACHS GROUP INC 0.77% 1,312,927 +189% 0.03% $218,418,536
Rafferty Asset Management, LLC 0.69% 1,166,716 +9% 0.67% $194,094,874
PRICE T ROWE ASSOCIATES INC /MD/ 0.69% 1,164,414 +163% 0.02% $193,713,000
BARCLAYS PLC 0.68% 1,150,080 -43% 0.08% $191,327,308
Amundi 0.62% 1,057,353 -26% 0.05% $175,901,245
DEUTSCHE BANK AG\ 0.58% 981,712 +158% 0.05% $163,317,608
MAVERICK CAPITAL LTD 0.58% 975,959 -5.5% 1.7% $162,360,539
LORD, ABBETT & CO. LLC 0.56% 943,148 -37% 0.48% $156,902,000
CITIGROUP INC 0.55% 928,330 +5.1% 0.11% $154,436,979
Artisan Partners Limited Partnership 0.53% 895,530 0.23% $148,980,337
FULLER & THALER ASSET MANAGEMENT, INC. 0.49% 823,573 +6.7% 0.46% $137,009,573
BNP PARIBAS FINANCIAL MARKETS 0.47% 797,386 0% 0.08% $132,653,135

Institutional Holders of Astera Labs, Inc. - Common Stock (ALAB) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 115,734,060 $19,265,078,937 +$728,962,814 $166.36 676
2025 Q3 110,700,670 $21,711,914,067 +$1,661,237,834 $195.80 648
2025 Q2 102,645,031 $9,280,526,514 +$636,726,917 $90.42 497
2025 Q1 97,957,717 $5,843,500,919 -$288,888,464 $59.67 378
2024 Q4 94,200,126 $12,476,459,379 +$3,064,396,785 $132.45 414
2024 Q3 73,730,998 $3,863,029,481 +$1,151,386,564 $52.39 237
2024 Q2 50,882,191 $3,078,687,826 +$449,075,861 $60.51 144
2024 Q1 42,506,559 $3,153,546,885 +$3,152,180,808 $74.19 121