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Astera Labs, Inc.

ALAB
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001736297

In the last 90 days, Astera Labs, Inc. insiders filed 0 open-market purchases and 10 sales; 993 institutions reported holding it in 13F filings for Q2 2026, worth $61.2B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q3 2025

Institutional positions in Astera Labs, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
660
+152 vs. Q2 2025
Shares held
110.8M
+8.49M (+8.3%) vs. Q2 2025
Total value
$21.7B
+$12.5B (+134.9%) vs. Q2 2025
New holders
222
188 more added
Sold out
70
209 more reduced

6 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ALAB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 660 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 121 institutionsQ2 2024: 146 institutionsQ3 2024: 245 institutionsQ4 2024: 421 institutionsQ1 2025: 391 institutionsQ2 2025: 514 institutionsQ3 2025: 660 institutionsQ4 2025: 702 institutionsQ1 2026: 709 institutionsQ2 2026: 993 institutions
Value heldQ3 2025: $21.7B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $3.15BQ2 2024: $3.08BQ3 2024: $3.87BQ4 2024: $12.5BQ1 2025: $5.86BQ2 2025: $9.29BQ3 2025: $21.7BQ4 2025: $19.3BQ1 2026: $13.4BQ2 2026: $61.2B
Institutions holding ALAB and their total value by quarter
QuarterHoldersValue
Q2 2026993$61.2B
Q1 2026709$13.4B
Q4 2025702$19.3B
Q3 2025660$21.7B
Q2 2025514$9.29B
Q1 2025391$5.86B
Q4 2024421$12.5B
Q3 2024245$3.87B
Q2 2024146$3.08B
Q1 2024121$3.15B
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Astera Labs, Inc.; share changes are against Q2 2025.

Institutions holding ALAB in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC24,079,486$4.71B0.25%−724,560−2.9%Reduced
Vanguard Group Inc13,743,141$2.69B0.04%+1,693,918+14.1%Added
BlackRock, Inc.11,229,429$2.20B0.04%+4,105,012+57.6%Added
Alliancebernstein L.P.2,918,685$571.5M0.18%−3,472,895−54.3%Reduced
D. E. Shaw & Co., Inc.2,547,136$498.7M0.40%+516,739+25.5%Added
State Street Corp2,339,451$458.1M0.02%+195,992+9.1%Added
Geode Capital Management, LLC2,324,143$455.2M0.03%+1,079,165+86.7%Added
Barclays PLC2,014,856$394.5M0.15%+1,961,995+3,711.6%Added
Bank of America Corp1,981,569$388.0M0.03%+1,182,739+148.1%Added
Amundi1,421,263$313.8M0.10%+1,319,643+1,298.6%Added
Fred Alger Management, LLC1,541,438$301.8M1.17%−242,898−13.6%Reduced
Massachusetts Financial Services Co1,507,675$295.2M0.09%+479,360+46.6%Added
Lord, Abbett & Co. LLC1,496,238$293.0M0.87%−459,812−23.5%Reduced
Morgan Stanley1,454,458$284.8M0.02%−208,783−12.6%Reduced
Value Aligned Research Advisors, LLC1,378,351$269.9M6.23%+197,320+16.7%Added
Two Sigma Investments, LP1,263,510$247.4M0.38%+464,224+58.1%Added
BNP Paribas Arbitrage, SA1,127,340$220.7M0.17%+960,899+577.3%Added
Two Sigma Advisers, LP1,095,600$214.5M0.43%+518,000+89.7%Added
Rafferty Asset Management, LLC1,070,475$209.6M0.68%+1,070,475New
Maverick Capital LtdSuperinvestorMaverick Capital1,032,441$202.2M2.71%00.0%Unchanged
1832 Asset Management L.P.960,500$188.1M0.32%−583,000−37.8%Reduced
Citigroup Inc883,194$172.9M0.12%+213,453+31.9%Added
Renaissance Technologies LLC843,301$165.1M0.22%+93,801+12.5%Added
UBS Group AG826,776$161.9M0.03%+340,178+69.9%Added
Driehaus Capital Management LLC825,269$161.6M1.16%−521,055−38.7%Reduced
JPMorgan Chase & Co803,512$157.3M0.01%−142,580−15.1%Reduced
Fuller & Thaler Asset Management, Inc.771,922$151.1M0.51%+61,585+8.7%Added
Northern Trust Corp713,903$139.8M0.02%+204,172+40.1%Added
Voloridge Investment Management, LLC671,804$131.5M0.44%+671,804New
Susquehanna International Group, LLP638,780$125.1M0.18%+560,980+721.1%Added
Capital World Investors600,000$117.5M0.02%00.0%Unchanged
Charles Schwab Investment Management Inc598,484$117.2M0.02%+428,050+251.2%Added
Qube Research & Technologies Ltd568,392$111.3M0.16%+568,392New
Invesco Ltd.544,850$106.7M0.02%+62,672+13.0%Added
Pacer Advisors, Inc.513,152$100.5M0.26%+513,152New
Bank of New York Mellon Corp512,685$100.4M0.02%−9,408−1.8%Reduced
Summit Partners Public Asset Management, LLC510,000$99.9M3.25%−106,500−17.3%Reduced
Goldman Sachs Group Inc454,234$88.9M0.01%−153,735−25.3%Reduced
Price T Rowe Associates Inc443,570$86.9M0.01%+386,161+672.6%Added
Allspring Global Investments Holdings, LLC442,942$86.2M0.14%+442,942New
Jane Street Group, LLC405,181$79.3M0.09%+243,132+150.0%Added
Deutsche Bank AG380,727$74.5M0.02%+23,204+6.5%Added
Millennium Management LLC377,079$73.8M0.06%−490,959−56.6%Reduced
Royal Bank of Canada346,461$67.8M0.01%+115,264+49.9%Added
Voya Investment Management LLC329,360$64.5M0.06%−303,595−48.0%Reduced
UBS Asset Management Americas Inc327,123$64.1M0.01%−199,445−37.9%Reduced
Citadel Advisors LLC326,493$63.9M0.05%+290,126+797.8%Added
Colony Group, LLC325,243$63.7M0.10%−108,788−25.1%Reduced
FengHe Fund Management Pte. Ltd.324,000$63.4M5.79%−856,848−72.6%Reduced
Greenhouse Funds LLLP321,475$62.9M2.45%−213,060−39.9%Reduced
Polar Capital Holdings Plc310,617$60.8M0.29%−400,375−56.3%Reduced
Clear Street Group Inc.310,236$60.7M0.30%+310,236New
Marshall Wace, LLP298,414$58.4M0.06%+73,199+32.5%Added
Prudential Financial Inc291,797$57.1M0.07%+284,024+3,654.0%Added
Nomura Asset Management Co Ltd289,066$56.6M0.15%−307,064−51.5%Reduced
Raymond James Financial Inc285,931$56.0M0.02%+70,022+32.4%Added
Legal & General Group Plc284,950$55.8M0.01%−73,595−20.5%Reduced
Neuberger Berman Group LLC284,256$55.7M0.04%+181,770+177.4%Added
American Century Companies Inc280,296$54.9M0.03%+247,505+754.8%Added
Federated Hermes, Inc.278,305$54.5M0.10%+133,305+91.9%Added
Amazon.com, Inc.277,777$54.4M2.21%00.0%Unchanged
First Trust Advisors LP271,041$53.1M0.04%+158,275+140.4%Added
Nuveen, LLC268,873$52.6M0.01%−3,005−1.1%Reduced
Natixis264,009$51.7M0.28%+263,685+81,384.3%Added
Swiss National Bank257,600$50.4M0.03%+9,800+4.0%Added
Alkeon Capital Management LLC250,000$49.0M0.22%−150,000−37.5%Reduced
Dimensional Fund Advisors LP243,459$47.7M0.01%+103,010+73.3%Added
SEI Investments Co235,446$46.1M0.05%+48,241+25.8%Added
Acadian Asset Management LLC233,715$45.7M0.08%+208,910+842.2%Added
Baillie Gifford & Co230,787$45.2M0.03%−2,440−1.0%Reduced
Grand Alliance Asset Management Ltd218,112$42.7M26.41%+218,112New
California Public Employees Retirement System212,388$41.6M0.02%−14,849−6.5%Reduced
Ameriprise Financial Inc185,742$40.3M0.01%−925,202−83.3%Reduced
Arrowstreet Capital, Limited Partnership202,965$39.7M0.03%+202,965New
Mirae Asset Global Investments Co., Ltd.196,560$38.5M0.12%+195,379+16,543.5%Added
Westfield Capital Management Co LP192,614$37.7M0.16%+192,614New
Brevan Howard Capital Management LP186,984$36.6M0.53%+112,518+151.1%Added
Salem Investment Counselors Inc183,728$36.0M1.03%+7,884+4.5%Added
Engineers Gate Manager LP174,138$34.1M0.39%−1,068−0.6%Reduced
AXA Investment Managers S.A.171,587$33.6M0.09%+171,587New
Ossiam165,429$32.4M0.42%+165,429New
Holocene Advisors, LP164,964$32.3M0.07%−452,450−73.3%Reduced
Jump Financial, LLC164,402$32.2M0.41%−232,733−58.6%Reduced
LPL Financial LLC154,932$30.3M0.01%+18,210+13.3%Added
Victory Capital Management Inc149,796$29.3M0.02%+114,145+320.2%Added
Rhumbline Advisers139,226$27.3M0.02%−18,658−11.8%Reduced
Squarepoint Ops LLC137,743$27.0M0.06%−329,948−70.5%Reduced
Twinbeech Capital LP137,339$26.9M1.06%+137,339New
ING Groep NV137,100$26.8M0.15%−300−0.2%Reduced
Ensign Peak Advisors, Inc134,544$26.3M0.04%+102,079+314.4%Added
IMC-Chicago, LLC130,720$25.6M0.45%−318−0.2%Reduced
Janus Henderson Group PLC129,028$25.3M0.01%+73,828+133.7%Added
Algert Global LLC127,212$24.9M0.42%+68,822+117.9%Added
Handelsbanken Fonder AB126,200$24.7M0.08%+93,800+289.5%Added
Toroso Investments, LLC126,154$24.7M0.10%+6,724+5.6%Added
Kadensa Capital Ltd122,609$24.0M2.47%+122,609New
California State Teachers Retirement System121,688$23.8M0.02%−1,034−0.8%Reduced
Franklin Resources Inc114,716$22.5M0.01%−70,142−37.9%Reduced
Man Group plc113,158$22.2M0.04%+49,632+78.1%Added
Canada Pension Plan Investment Board111,400$21.8M0.02%−34,300−23.5%Reduced