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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, Q4 2025

Institutional positions in Astera Labs, Inc. as of Dec 31, 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
702
+50 vs. Q3 2025
Shares held
116.2M
+5.67M (+5.1%) vs. Q3 2025
Total value
$19.3B
−$2.34B (−10.8%) vs. Q3 2025
New holders
174
285 more added
Sold out
124
191 more reduced

8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 702 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 heldQ4 2025: $19.3B
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, Q4 2025

Shares, value and share of portfolio for each institution holding Astera Labs, Inc.; share changes are against Q3 2025.

Institutions holding ALAB in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC25,334,941$4.21B0.21%+1,255,455+5.2%Added
Vanguard Group Inc13,827,506$2.30B0.03%+84,365+0.6%Added
BlackRock, Inc.12,968,858$2.16B0.04%+1,739,429+15.5%Added
State Street Corp3,099,809$515.7M0.02%+760,358+32.5%Added
D. E. Shaw & Co., Inc.2,452,380$408.0M0.31%−94,756−3.7%Reduced
Geode Capital Management, LLC2,429,078$403.6M0.02%+104,935+4.5%Added
Alliancebernstein L.P.2,177,795$362.3M0.11%−740,890−25.4%Reduced
Fred Alger Management, LLC1,934,688$321.9M1.26%+393,250+25.5%Added
Morgan Stanley1,934,467$321.8M0.02%+480,009+33.0%Added
Atreides Management, LP1,611,194$268.0M5.69%+1,549,144+2,496.6%Added
UBS Group AG1,553,956$258.5M0.05%+727,180+88.0%Added
Bank of America Corp1,488,817$247.7M0.02%−492,752−24.9%Reduced
1832 Asset Management L.P.1,347,000$224.1M0.28%+386,500+40.2%Added
Goldman Sachs Group Inc1,312,927$218.4M0.03%+858,693+189.0%Added
Rafferty Asset Management, LLC1,166,716$194.1M0.67%+96,241+9.0%Added
Price T Rowe Associates Inc1,164,414$193.7M0.02%+720,844+162.5%Added
Barclays PLC1,150,080$191.3M0.08%−864,776−42.9%Reduced
Amundi1,057,353$175.9M0.05%−363,910−25.6%Reduced
Deutsche Bank AG981,712$163.3M0.05%+600,985+157.9%Added
Maverick Capital LtdSuperinvestorMaverick Capital975,959$162.4M1.74%−56,482−5.5%Reduced
Lord, Abbett & Co. LLC943,148$156.9M0.48%−553,090−37.0%Reduced
Citigroup Inc928,330$154.4M0.11%+45,136+5.1%Added
Artisan Partners Limited Partnership895,530$149.0M0.23%+895,530New
Fuller & Thaler Asset Management, Inc.823,573$137.0M0.46%+51,651+6.7%Added
BNP Paribas Arbitrage, SA797,386$132.7M0.08%−329,954−29.3%Reduced
Northern Trust Corp761,360$126.7M0.02%+47,457+6.6%Added
Frontier Capital Management Co LLC735,341$122.3M1.30%+733,735+45,687.1%Added
JPMorgan Chase & Co703,469$117.0M0.01%−100,043−12.5%Reduced
Polar Capital Holdings Plc684,453$113.9M0.52%+373,836+120.4%Added
Charles Schwab Investment Management Inc633,940$105.5M0.02%+35,456+5.9%Added
Two Sigma Investments, LP633,374$105.4M0.16%−630,136−49.9%Reduced
Capital World Investors600,000$99.8M0.01%00.0%Unchanged
Allspring Global Investments Holdings, LLC554,444$99.6M0.16%+111,502+25.2%Added
Clear Street Group Inc.577,211$96.0M0.50%+266,975+86.1%Added
UBS Asset Management Americas Inc576,281$95.9M0.02%+249,158+76.2%Added
Value Aligned Research Advisors, LLC568,316$94.5M1.94%−810,035−58.8%Reduced
Invesco Ltd.537,490$89.4M0.01%−7,360−1.4%Reduced
Legal & General Group Plc533,072$88.7M0.02%+248,122+87.1%Added
Neuberger Berman Group LLC522,710$87.0M0.06%+238,454+83.9%Added
Summit Partners Public Asset Management, LLC510,000$84.8M2.39%00.0%Unchanged
Bank of New York Mellon Corp501,442$83.4M0.01%−11,243−2.2%Reduced
Wealth Enhancement Advisory Services, LLC516,868$83.2M0.11%+510,766+8,370.5%Added
Nomura Asset Management Co Ltd473,179$78.7M0.20%+184,113+63.7%Added
Renaissance Technologies LLC406,401$67.6M0.10%−436,900−51.8%Reduced
Pacer Advisors, Inc.388,078$64.6M0.17%−125,074−24.4%Reduced
Susquehanna International Group, LLP378,004$62.9M0.09%−260,776−40.8%Reduced
Two Sigma Advisers, LP376,598$62.7M0.12%−719,002−65.6%Reduced
Swiss National Bank364,364$60.6M0.04%+106,764+41.4%Added
Norges Bank349,692$58.2M0.01%+349,692New
Marshall Wace, LLP348,296$57.9M0.06%+49,882+16.7%Added
Colony Group, LLC322,325$55.3M0.06%−2,918−0.9%Reduced
Alkeon Capital Management LLC325,000$54.1M0.24%+75,000+30.0%Added
SEI Investments Co323,537$53.8M0.05%+88,091+37.4%Added
First Trust Advisors LP315,626$52.5M0.04%+44,585+16.4%Added
Greenhouse Funds LLLP314,417$52.3M2.02%−7,058−2.2%Reduced
Analog Century Management LP309,013$51.4M2.53%+309,013New
Manufacturers Life Insurance Company, The299,294$49.8M0.04%+292,420+4,254.0%Added
Federated Hermes, Inc.298,183$49.6M0.08%+19,878+7.1%Added
Penserra Capital Management LLC289,804$48.2M0.57%+245,330+551.6%Added
Amazon.com, Inc.277,777$46.2M1.31%00.0%Unchanged
Rokos Capital Management LLP273,694$45.5M0.67%+273,694New
Sumitomo Mitsui Trust Holdings, Inc.272,451$45.3M0.03%+259,046+1,932.5%Added
Nuveen, LLC262,696$43.7M0.01%−6,177−2.3%Reduced
Baillie Gifford & Co252,913$42.1M0.03%+22,126+9.6%Added
Millennium Management LLC251,383$41.8M0.03%−125,696−33.3%Reduced
Defiance ETFs, LLC243,067$41.5M1.36%+243,067New
Bridgewater Associates, LP240,530$40.0M0.15%+223,052+1,276.2%Added
Stephens Investment Management Group LLC238,777$39.7M0.52%+171,354+254.1%Added
Dimensional Fund Advisors LP236,670$39.4M0.01%−6,789−2.8%Reduced
National Pension Service235,238$39.2M0.03%+235,238New
American Century Companies Inc231,076$38.4M0.02%−49,220−17.6%Reduced
Ameriprise Financial Inc218,707$38.0M0.01%+32,965+17.7%Added
Mirae Asset Global Investments Co., Ltd.225,199$37.5M0.10%+28,639+14.6%Added
Voya Investment Management LLC219,628$36.5M0.04%−109,732−33.3%Reduced
California Public Employees Retirement System212,325$35.3M0.02%−630.0%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.194,593$34.9M0.02%+120,649+163.2%Added
California State Teachers Retirement System208,364$34.7M0.03%+86,676+71.2%Added
Squarepoint Ops LLC206,631$34.4M0.07%+68,888+50.0%Added
LPL Financial LLC198,321$33.0M0.01%+43,389+28.0%Added
Westfield Capital Management Co LP195,294$32.5M0.14%+2,680+1.4%Added
IMC-Chicago, LLC194,090$32.3M0.57%+63,370+48.5%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.186,329$31.0M0.04%+185,015+14,080.3%Added
Salem Investment Counselors Inc182,325$30.3M0.86%−1,403−0.8%Reduced
Royal Bank of Canada168,798$28.1M0.00%−177,663−51.3%Reduced
Adage Capital Partners GP, L.L.C.168,741$28.1M0.04%+135,000+400.1%Added
Shannon River Fund Management LLC167,641$27.9M4.37%+167,641New
Rhumbline Advisers153,475$25.5M0.02%+14,249+10.2%Added
Caisse de Depot Et Placement du Quebec145,683$24.2M0.04%+145,683New
Ossiam136,841$22.8M0.45%−28,588−17.3%Reduced
Voleon Capital Management LP135,705$22.6M0.49%+42,330+45.3%Added
Victory Capital Management Inc130,655$21.7M0.01%−19,141−12.8%Reduced
Wells Fargo & Company129,600$21.6M0.00%+31,038+31.5%Added
CIBC World Markets Corp128,741$21.4M0.11%+128,741New
Toroso Investments, LLC127,233$21.2M0.09%+1,079+0.9%Added
Kadensa Capital Ltd123,057$20.5M2.13%+448+0.4%Added
Citadel Advisors LLC123,045$20.5M0.01%−203,448−62.3%Reduced
FengHe Fund Management Pte. Ltd.120,980$20.1M1.13%−203,020−62.7%Reduced
Tiaa Trust, National Association119,497$19.9M0.05%+119,497New
State Board of Administration of Florida Retirement System117,424$19.5M0.03%+6,075+5.5%Added
Eurizon Capital SGR S.p.A.112,430$18.7M0.06%+112,430New