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, Q1 2026
Institutional positions in Astera Labs, Inc. as of Mar 31, 2026. 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
- 709
- +19 vs. Q4 2025
- Shares held
- 120.9M
- +19.2M (+18.8%) vs. Q4 2025
- Total value
- $13.4B
- −$3.54B (−20.9%) vs. Q4 2025
- New holders
- 139
- 269 more added
- Sold out
- 120
- 220 more reduced
12 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 993 | $61.2B |
| Q1 2026 | 709 | $13.4B |
| Q4 2025 | 702 | $19.3B |
| Q3 2025 | 660 | $21.7B |
| Q2 2025 | 514 | $9.29B |
| Q1 2025 | 391 | $5.86B |
| Q4 2024 | 421 | $12.5B |
| Q3 2024 | 245 | $3.87B |
| Q2 2024 | 146 | $3.08B |
| Q1 2024 | 121 | $3.15B |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Astera Labs, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 25,529,885 | $2.80B | 0.15% | +194,944+0.8% | Added |
| BlackRock, Inc. | 11,449,769 | $1.25B | 0.02% | −1,519,089−11.7% | Reduced |
| Vanguard Portfolio Management LLC | 7,309,778 | $801.2M | 0.04% | +7,309,778 | New |
| Vanguard Capital Management LLC | 6,340,732 | $694.9M | 0.02% | +6,340,732 | New |
| Alliancebernstein L.P. | 2,512,695 | $418.0M | 0.14% | +334,900+15.4% | Added |
| Atreides Management, LP | 3,365,787 | $368.9M | 8.99% | +1,754,593+108.9% | Added |
| State Street Corp | 3,333,606 | $365.4M | 0.01% | +233,797+7.5% | Added |
| Fred Alger Management, LLC | 2,573,005 | $282.0M | 1.24% | +638,317+33.0% | Added |
| Geode Capital Management, LLC | 2,508,264 | $274.2M | 0.02% | +79,186+3.3% | Added |
| Amundi | 1,880,830 | $206.1M | 0.06% | +823,477+77.9% | Added |
| Van Eck Associates Corp | 1,864,416 | $204.3M | 0.15% | +1,819,597+4,059.9% | Added |
| BNP Paribas Arbitrage, SA | 1,813,818 | $198.8M | 0.13% | +1,016,432+127.5% | Added |
| Bank of America Corp | 1,788,232 | $196.0M | 0.01% | +299,415+20.1% | Added |
| Morgan Stanley | 1,732,348 | $189.9M | 0.01% | −202,119−10.4% | Reduced |
| Barclays PLC | 1,554,180 | $170.3M | 0.06% | +404,100+35.1% | Added |
| D. E. Shaw & Co., Inc. | 1,519,561 | $166.5M | 0.13% | −932,819−38.0% | Reduced |
| Citigroup Inc | 1,513,054 | $165.8M | 0.11% | +584,724+63.0% | Added |
| UBS Group AG | 1,442,578 | $158.1M | 0.03% | −111,378−7.2% | Reduced |
| Goldman Sachs Group Inc | 1,380,114 | $151.3M | 0.02% | +67,187+5.1% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 955,356 | $104.7M | 1.22% | −20,603−2.1% | Reduced |
| Rafferty Asset Management, LLC | 945,506 | $103.6M | 0.42% | −221,210−19.0% | Reduced |
| Westfield Capital Management Co LP | 860,113 | $94.3M | 0.40% | +664,819+340.4% | Added |
| Vanguard Fiduciary Trust Co | 851,761 | $93.4M | 0.02% | +851,761 | New |
| 1832 Asset Management L.P. | 850,700 | $93.2M | 0.12% | −496,300−36.8% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 834,660 | $91.5M | 0.31% | +11,087+1.3% | Added |
| Northern Trust Corp | 804,661 | $88.2M | 0.01% | +43,301+5.7% | Added |
| Bridgewater Associates, LP | 750,940 | $82.3M | 0.37% | +510,410+212.2% | Added |
| Two Sigma Investments, LP | 744,309 | $81.6M | 0.07% | +110,935+17.5% | Added |
| Deutsche Bank AG | 730,905 | $80.1M | 0.03% | −250,807−25.5% | Reduced |
| Legal & General Group Plc | 720,256 | $78.9M | 0.02% | +187,184+35.1% | Added |
| Frontier Capital Management Co LLC | 688,213 | $75.4M | 0.78% | −47,128−6.4% | Reduced |
| Charles Schwab Investment Management Inc | 661,505 | $72.5M | 0.01% | +27,565+4.3% | Added |
| UBS Asset Management Americas Inc | 649,191 | $71.2M | 0.01% | +72,910+12.7% | Added |
| Price T Rowe Associates Inc | 618,499 | $67.8M | 0.01% | −545,915−46.9% | Reduced |
| Susquehanna International Group, LLP | 610,669 | $66.9M | 0.09% | +232,665+61.6% | Added |
| Canada Pension Plan Investment Board | 600,500 | $65.8M | 0.04% | +521,400+659.2% | Added |
| Capital World Investors | 600,000 | $65.8M | 0.01% | 00.0% | Unchanged |
| Value Aligned Research Advisors, LLC | 568,316 | $62.3M | 0.74% | 00.0% | Unchanged |
| Artisan Partners Limited Partnership | 560,579 | $61.4M | 0.10% | −334,951−37.4% | Reduced |
| Manufacturers Life Insurance Company, The | 538,205 | $59.0M | 0.05% | +238,911+79.8% | Added |
| Analog Century Management LP | 504,301 | $55.3M | 2.64% | +195,288+63.2% | Added |
| Clear Street Group Inc. | 499,772 | $54.8M | 0.31% | −77,439−13.4% | Reduced |
| Bank of New York Mellon Corp | 475,520 | $52.1M | 0.01% | −25,922−5.2% | Reduced |
| Adage Capital Partners GP, L.L.C. | 453,741 | $49.7M | 0.08% | +285,000+168.9% | Added |
| Nomura Asset Management Co Ltd | 450,628 | $49.4M | 0.13% | −22,551−4.8% | Reduced |
| Janus Henderson Group PLC | 433,165 | $47.4M | 0.02% | +421,755+3,696.4% | Added |
| Toroso Investments, LLC | 407,732 | $44.7M | 0.14% | +280,499+220.5% | Added |
| JPMorgan Chase & Co | 430,389 | $43.2M | 0.00% | −273,080−38.8% | Reduced |
| Swiss National Bank | 390,164 | $42.8M | 0.02% | +25,800+7.1% | Added |
| Invesco Ltd. | 370,180 | $40.6M | 0.00% | −167,310−31.1% | Reduced |
| Altshuler Shaham Ltd | 366,250 | $39.4M | 0.72% | +366,250 | New |
| Greenhouse Funds LLLP | 355,272 | $38.9M | 1.85% | +40,855+13.0% | Added |
| Strategy Capital LLC | 352,268 | $38.6M | 3.16% | +352,268 | New |
| Champlain Investment Partners, LLC | 327,619 | $35.9M | 0.46% | +327,619 | New |
| Colony Group, LLC | 314,492 | $34.5M | 0.04% | −7,833−2.4% | Reduced |
| E20 Capital Ltd | 303,925 | $33.3M | 3.12% | +303,925 | New |
| Citadel Advisors LLC | 302,531 | $33.2M | 0.02% | +179,486+145.9% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 293,853 | $32.2M | 0.02% | +21,402+7.9% | Added |
| Nuveen, LLC | 280,075 | $30.7M | 0.01% | +17,379+6.6% | Added |
| Dimensional Fund Advisors LP | 280,637 | $30.7M | 0.01% | +43,967+18.6% | Added |
| Amazon.com, Inc. | 277,777 | $30.4M | 1.16% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 272,257 | $29.8M | 0.05% | −25,926−8.7% | Reduced |
| Stephens Investment Management Group LLC | 269,885 | $29.6M | 0.41% | +31,108+13.0% | Added |
| Defiance ETFs, LLC | 265,439 | $29.1M | 0.42% | +22,372+9.2% | Added |
| National Pension Service | 263,820 | $28.9M | 0.02% | +28,582+12.2% | Added |
| Penserra Capital Management LLC | 256,788 | $28.1M | 0.33% | −33,016−11.4% | Reduced |
| American Century Companies Inc | 245,892 | $26.9M | 0.01% | +14,816+6.4% | Added |
| SEI Investments Co | 245,729 | $26.9M | 0.02% | −77,808−24.0% | Reduced |
| Baillie Gifford & Co | 245,128 | $26.9M | 0.03% | −7,785−3.1% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 243,543 | $26.7M | 0.03% | +57,214+30.7% | Added |
| First Trust Advisors LP | 238,949 | $26.2M | 0.02% | −76,677−24.3% | Reduced |
| Anther Capital Ltd | 231,215 | $25.3M | 0.66% | +231,215 | New |
| Tensor Edge Capital, LLC | 228,400 | $25.0M | 4.30% | +162,400+246.1% | Added |
| Vanguard Asset Management, Ltd | 222,542 | $24.4M | 0.02% | +222,542 | New |
| Millennium Management LLC | 220,407 | $24.2M | 0.02% | −30,976−12.3% | Reduced |
| Voleon Capital Management LP | 218,843 | $24.0M | 0.52% | +83,138+61.3% | Added |
| California Public Employees Retirement System | 211,656 | $23.2M | 0.01% | −669−0.3% | Reduced |
| LPL Financial LLC | 204,022 | $22.4M | 0.01% | +5,701+2.9% | Added |
| California State Teachers Retirement System | 202,860 | $22.2M | 0.02% | −5,504−2.6% | Reduced |
| Alkeon Capital Management LLC | 200,000 | $21.9M | 0.10% | −125,000−38.5% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 196,269 | $21.5M | 0.06% | −28,930−12.8% | Reduced |
| Ameriprise Financial Inc | 190,620 | $20.9M | 0.00% | −28,087−12.8% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 186,667 | $20.5M | 0.01% | −7,926−4.1% | Reduced |
| Salem Investment Counselors Inc | 184,908 | $20.3M | 0.59% | +2,583+1.4% | Added |
| HSBC Holdings PLC | 181,297 | $19.8M | 0.01% | +97,576+116.5% | Added |
| Marshall Wace, LLP | 179,550 | $19.7M | 0.02% | −168,746−48.4% | Reduced |
| IMC-Chicago, LLC | 176,073 | $19.3M | 0.29% | −18,017−9.3% | Reduced |
| Lord, Abbett & Co. LLC | 175,404 | $19.2M | 0.06% | −767,744−81.4% | Reduced |
| Estuary Capital Management LP | 170,958 | $18.7M | 3.14% | +170,958 | New |
| Vident Advisory, LLC | 160,832 | $17.6M | 0.15% | +150,991+1,534.3% | Added |
| Rhumbline Advisers | 158,640 | $17.4M | 0.01% | +5,165+3.4% | Added |
| Squarepoint Ops LLC | 141,557 | $15.5M | 0.03% | −65,074−31.5% | Reduced |
| Captrust Financial Advisors | 141,022 | $15.5M | 0.03% | +135,862+2,633.0% | Added |
| Eurizon Capital SGR S.p.A. | 138,948 | $15.2M | 0.05% | +26,518+23.6% | Added |
| Sora Investors LLC | 136,079 | $14.9M | 1.37% | +52,517+62.8% | Added |
| Stifel Financial Corp | 133,616 | $14.6M | 0.01% | +29,156+27.9% | Added |
| Royal Bank of Canada | 132,292 | $14.5M | 0.00% | −36,506−21.6% | Reduced |
| Ossiam | 131,067 | $14.4M | 0.25% | −5,774−4.2% | Reduced |
| Wells Fargo & Company | 130,527 | $14.3M | 0.00% | +927+0.7% | Added |
| Renaissance Technologies LLC | 129,401 | $14.2M | 0.02% | −277,000−68.2% | Reduced |