Astera Labs Ownership | Who Owns Astera Labs?
Astera Labs Ownership Summary
Astera Labs is owned by 75.11% institutional investors, 10.43% insiders, and 14.46% retail investors. Fmr is the largest institutional shareholder, holding 14.55% of ALAB shares. Fidelity Select Semiconductors is the top mutual fund, with 4.59% of its assets in Astera Labs shares.
ALAB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Astera Labs | 75.11% | 10.43% | 14.46% |
| Sector | Technology Stocks | 78.07% | 14.90% | 7.03% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Fmr | 24.85M | 14.55% | $12.00B |
| Vanguard group | 13.83M | 8.26% | $2.30B |
| Blackrock funding, inc. /de | 13.68M | 8.02% | $6.61B |
| Vanguard capital management | 6.73M | 3.94% | $3.25B |
| Invesco | 4.91M | 2.88% | $2.37B |
| State street | 3.68M | 2.15% | $1.78B |
| Geode capital management | 2.80M | 1.64% | $1.35B |
| Price t rowe associates inc /md/ | 2.41M | 1.41% | $1.16B |
| Van eck associates | 2.24M | 1.31% | $1.08B |
| Bank of america corp /de/ | 2.20M | 1.29% | $1.06B |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Valliance asset management | 337.15K | 18.84% | $162.85M |
| Q fund management (hong kong) | 28.50K | 12.57% | $13.77M |
| Renaissance capital | 46.26K | 12.32% | $22.34M |
| Strategy capital | 342.34K | 10.19% | $165.36M |
| Capital impact advisors | 348.62K | 9.44% | $168.39M |
| Talos eurisko asset management lp | 119.64K | 8.22% | $57.79M |
| Virtus wealth solutions | 111.14K | 7.30% | $53.68M |
| Light street capital management | 125.75K | 6.73% | $60.74M |
| Crestwood capital management | 19.72K | 6.24% | $9.52M |
| Whale rock capital management | 1.57M | 6.08% | $757.32M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Invesco | 4.91M | 0.19% | 4.54M |
| Blackrock funding, inc. /de | 13.68M | 0.10% | 2.23M |
| Price t rowe associates inc /md/ | 2.41M | 0.12% | 1.79M |
| Whale rock capital management | 1.57M | 6.08% | 1.57M |
| Norges bank | 1.43M | 0.07% | 1.43M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Atreides management, lp | 1.22M | 4.10% | -2.15M |
| Alliancebernstein | 1.02M | 0.04% | -1.50M |
| Fred alger management | 1.28M | 2.07% | -1.29M |
| Bnp paribas arbitrage, snc | 792.38K | 0.13% | -1.02M |
| Altimeter capital management, lp | - | - | -981.70K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Whale rock capital management | 1.57M | 6.08% | 1.57M | $757.32M |
| Norges bank | 1.43M | 0.07% | 1.43M | $692.82M |
| Sixth street partners management company | 749.61K | 0.05% | 749.61K | $362.08M |
| Capital impact advisors | 348.62K | 9.44% | 348.62K | $168.39M |
| Valliance asset management | 337.15K | 18.84% | 337.15K | $162.85M |
Sold Out
| Holder | Change |
|---|---|
| Global wealth strategies & associates | -2.00 |
| Palisade asset management | -2.00 |
| Central trust | -2.00 |
| Stephens consulting | -3.00 |
| Wfa of san diego | -4.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 1,047 | 37.58% | 128,230,531 | 6.05% | 75 | 1.48% | 660 | 59.42% | 256 | 16.89% |
| Mar 31, 2026 | 732 | -2.40% | 112,086,749 | -3.54% | 66 | 1.41% | 387 | -16.05% | 218 | 10.66% |
| 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% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Fidelity Select Semiconductors | 7.87M | 4.59% | 222.13K |
| Vanguard Morn Total Stk Mkt Idx Investor | 4.90M | 2.86% | 292.87K |
| Vanguard Total Stock Mkt Idx Inv | 4.90M | 2.86% | 292.87K |
| Vanguard MStar Total Stk Mkt Idx Invest | 4.91M | 2.83% | 13.98K |
| Invesco QQQ Trust | 3.55M | 2.07% | -45.09K |
| iShares Semiconductor ETF | 3.54M | 2.06% | -18.04K |
| Fidelity Growth Compy Commingled Pl S | 2.82M | 1.64% | 72.60K |
| Fidelity Blue Chip Growth Composite | 2.60M | 1.52% | 2.60M |
| Fidelity Select Technology | 2.40M | 1.40% | 165.00K |
| Fidelity Blue Chip Growth | 2.24M | 1.31% | -266.90K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 02, 2026 | Dyckerhoff Stefan A | - | Sell | $514.42K |
| Sep 02, 2026 | Dyckerhoff Stefan A | - | Sell | $112.64K |
| Sep 02, 2026 | Dyckerhoff Stefan A | - | Sell | $177.87K |
| Sep 02, 2026 | Dyckerhoff Stefan A | - | Sell | $1.49M |
| Sep 02, 2026 | Dyckerhoff Stefan A | - | Sell | $74.70K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | 176 |
| 2026 Q2 | - | 204 |
| 2026 Q1 | - | 54 |
| 2025 Q4 | - | 74 |
| 2025 Q3 | - | 120 |
ALAB Ownership FAQ
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