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ASTERA LABS (ALAB)
NASDAQ
$285.05+$0.08 (+0.03%)
Price as of Aug 21, 2026 7:59 PM EDT- $49.4BMarket Cap
- 59.12%1-Year Change
- SemiconductorsIndustry
ASTERA LABS (ALAB)
$285.05+$0.08 (+0.03%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
FMR LLC | 14.49% | 24.8M | -684,521 (-2.76%) | Jun 30, 2026 |
VANGUARD GROUP INC | 8.07% | 13.8M | +84,365 (+0.61%) | Dec 31, 2025 |
BLACKROCK, INC. | 7.98% | 13.7M | +2.2M (+16.33%) | Jun 30, 2026 |
N/A | 4.60% | 7.9M | +577,872 (+7.33%) | Jun 30, 2026 |
VANGUARD PORTFOLIO MANAGEMENT LLC | 4.60% | 7.9M | +577,872 (+7.33%) | Jun 30, 2026 |
VANGUARD CAPITAL MANAGEMENT LLC | 3.92% | 6.7M | +386,357 (+5.74%) | Jun 30, 2026 |
BLACKROCK FUNDING, INC. /DE | 3.88% | 6.7M | +4.4M (+66.46%) | Dec 31, 2024 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 6.58% | 11.3M | +814,643 (+7.22%) | Mar 31, 2026 |
FIDELITY SELECT PORTFOLIOS | 5.77% | 9.9M | +1.3M (+13.15%) | May 31, 2026 |
FIDELITY MT VERNON STREET TRUST | 2.12% | 3.6M | -399,047 (-10.96%) | May 31, 2026 |
FIDELITY SECURITIES FUND | 2.08% | 3.6M | -75,880 (-2.13%) | Apr 30, 2026 |
VanEck ETF Trust | 1.00% | 1.7M | 0 (0.00%) | Apr 30, 2026 |
VANGUARD WORLD FUND | 0.81% | 1.4M | -58,425 (-4.23%) | May 31, 2026 |
FIDELITY ADVISOR SERIES VII | 0.75% | 1.3M | +207,248 (+16.13%) | Apr 30, 2026 |
Current Ownership Distribution
- Institutions788.2M (70.72%)
- Mutual Funds322.9M (28.97%)
- Insiders3.5M (0.31%)
- Other0 (0.00%)
Insider Transactions
- 0.31% (3.5M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 7Number of InsiderSelling (last 12 months)
- $26.9BAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $15,492.52 | 44 | $352.10 | 103,299 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $203,516.75 | 578 | $352.11 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $28,801.41 | 82 | $351.24 | 103,217 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $368,453.17 | 1,049 | $351.24 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $54,473.19 | 156 | $349.19 | 103,061 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $692,799.71 | 1,984 | $349.19 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $28,192.29 | 81 | $348.05 | 102,980 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $367,883.57 | 1,057 | $348.05 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $93,347.09 | 269 | $347.02 | 102,711 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $1.2M | 3,500 | $347.01 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $68,879.31 | 199 | $346.13 | 102,512 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $873,972.44 | 2,525 | $346.13 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $451,942.79 | 1,310 | $344.99 | 101,202 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $6.0M | 17,373 | $344.99 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $98,709.55 | 287 | $343.94 | 100,915 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $1.3M | 3,713 | $343.94 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $142,323.38 | 415 | $342.95 | 100,500 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $1.9M | 5,449 | $342.95 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $42,713.56 | 125 | $341.71 | 100,375 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $550,148.75 | 1,610 | $341.71 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $69,819.84 | 205 | $340.58 | 100,170 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $890,953.88 | 2,616 | $340.58 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $171,231.33 | 504 | $339.74 | 99,666 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $2.2M | 6,484 | $339.74 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $206,535.93 | 610 | $338.58 | 99,056 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $2.7M | 7,992 | $338.58 | 1.2M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $269,192.49 | 797 | $337.76 | 98,259 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $3.5M | 10,438 | $337.76 | 1.1M |
Mazzara Philip General Counsel and Secretary | Sell | Aug 17, 2026 | $76,418.71 | 227 | $336.65 | 98,032 |
Gajendra Sanjay President and COO | Sell | Aug 17, 2026 | $991,766.78 | 2,946 | $336.65 | 1.1M |