Astera Labs Ownership | Who Owns Astera Labs?
Astera Labs Ownership Summary
Astera Labs is owned by 13.38% institutional investors, 11.40% insiders, and 75.22% retail investors. Fmr is the largest institutional shareholder, holding 14.56% of ALAB shares.
ALAB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Astera Labs | 13.38% | 11.40% | 75.22% |
| Sector | Technology Stocks | 35.18% | 13.13% | 51.68% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Fmr | 24.08M | 14.56% | $4.71B |
| Vanguard group | 13.83M | 8.26% | $2.30B |
| Blackrock funding, inc. /de | 12.97M | 7.79% | $2.16B |
| Alliancebernstein | 2.92M | 1.76% | $571.48M |
| Geode capital management | 2.43M | 1.46% | $403.60M |
| State street | 2.34M | 1.41% | $458.06M |
| Morgan stanley | 1.93M | 1.16% | $321.82M |
| Fred alger management | 1.54M | 0.93% | $301.81M |
| Ubs group | 1.55M | 0.93% | $258.52M |
| Amundi | 1.42M | 0.86% | $313.83M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Grand alliance asset management | 218.11K | 26.41% | $42.71M |
| Renaissance capital | 69.17K | 8.29% | $11.51M |
| Peregrine investment management | 68.22K | 7.05% | $11.35M |
| Berkshire capital | 87.93K | 4.85% | $14.63M |
| Freemont management | 111.90K | 3.25% | $18.62M |
| Maverick capital | 1.03M | 2.70% | $202.15M |
| Value aligned research advisors | 902.81K | 2.59% | $176.77M |
| Deepwater asset management | 51.43K | 2.49% | $8.56M |
| Kadensa capital | 122.61K | 2.47% | $24.01M |
| Sierra summit advisors | 95.59K | 2.44% | $15.90M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock funding, inc. /de | 12.97M | 0.04% | 1.74M |
| Amundi | 1.42M | 0.10% | 1.32M |
| Rafferty asset management | 1.07M | 0.68% | 1.07M |
| Goldman sachs group | 1.31M | 0.03% | 858.69K |
| Ubs group | 1.55M | 0.04% | 727.18K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Alliancebernstein | 2.92M | 0.18% | -3.47M |
| Massachusetts financial services co /ma/ | - | - | -1.51M |
| Altimeter capital management, lp | - | - | -981.70K |
| Ameriprise financial | 185.74K | 0.01% | -925.20K |
| Atreides management, lp | 62.05K | 0.24% | -892.73K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Rafferty asset management | 1.07M | 0.68% | 1.07M | $209.60M |
| Norges bank | 349.69K | 0.01% | 349.69K | $58.17M |
| Clear street group | 310.24K | 0.21% | 310.24K | $60.74M |
| National pension service | 235.24K | 0.03% | 235.24K | $39.15M |
| Grand alliance asset management | 218.11K | 26.41% | 218.11K | $42.71M |
Sold Out
| Holder | Change |
|---|---|
| Palisade asset management | -2.00 |
| Stephens consulting | -3.00 |
| Peak6 | -3.00 |
| Wealthtrak capital management | -5.00 |
| Cloud capital management | -6.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 264 | -63.08% | 22,396,807 | -79.78% | 13 | 0.30% | 165 | -60.53% | 70 | -66.51% |
| Sep 30, 2025 | 302 | -45.19% | 23,664,028 | -76.97% | 14 | 0.37% | 181 | -52.74% | 91 | -6.19% |
| Jun 30, 2025 | 541 | 27.29% | 102,591,786 | 4.70% | 62 | 1.72% | 374 | 44.40% | 96 | -2.04% |
| Mar 31, 2025 | 423 | -6.00% | 98,036,315 | 5.93% | 60 | 1.79% | 256 | -19.50% | 98 | 28.95% |
| Dec 31, 2024 | 454 | 60.42% | 94,177,809 | 27.54% | 58 | 2.66% | 321 | 64.62% | 77 | 126.47% |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 05, 2026 | LAZAR JACK R | - | Sell | $144.27K |
| Mar 05, 2026 | LAZAR JACK R | - | Sell | $125.55K |
| Mar 05, 2026 | LAZAR JACK R | - | Sell | $189.15K |
| Mar 05, 2026 | LAZAR JACK R | - | Sell | $378.44K |
| Mar 05, 2026 | LAZAR JACK R | - | Sell | $25.87K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 37 |
| 2025 Q4 | - | 74 |
| 2025 Q3 | - | 120 |
| 2025 Q2 | - | 94 |
| 2025 Q1 | - | 4 |
ALAB Ownership FAQ
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