Latest Period
Q4 2025
Security Snapshot
Astera Labs, Inc. - Common Stock (ALAB) Institutional Ownership
CUSIP: 04626A103
13F Institutional Holders and Ownership History from Q1 2024 to Q1 2026
Institutions Reporting
693
Shares (Excl. Options)
116,098,951
Price
$166.36
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- Type / Class
- Equity / Common Stock
- Symbol
- ALAB on Nasdaq
- Shares outstanding
- 169,476,048
- Price per share
- $149.05
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 116,098,951
- Total reported value
- $19,325,978,278
- % of total 13F portfolios
- 0.01%
- Share change
- +5,178,164
- Value change
- +$741,127,316
- Number of holders
- 693
- Price from insider filings
- $149.05
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- ALAB - Astera Labs, Inc. - Common Stock is tracked under CUSIP 04626A103.
- 693 institutions reported positions in Q4 2025.
- 5 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 693 to 543 between Q4 2025 and Q1 2026.
- Reported value moved from $19,325,978,278 to $6,078,390,217.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 693 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 04626A103?
CUSIP 04626A103 identifies ALAB - Astera Labs, Inc. - Common Stock in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 04626A103:
Significant Owners of Astera Labs, Inc. - Common Stock (ALAB) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 6.2% | +24% | $1,748,030,195 | +$358,479,515 | 10,507,515 | +26% | BlackRock, Inc. | 31 Dec 2025 |
| Mohan Jitendra | 5.4% | $1,795,425,694 | 9,169,692 | Mohan Jitendra | 30 Sep 2025 | |||
| Gajendra Sanjay | 4.5% | $1,481,272,817 | 7,565,234 | Gajendra Sanjay | 30 Sep 2025 | |||
| ALLIANCEBERNSTEIN L.P. | 3.9% | -26% | $612,952,522 | -$192,705,200 | 6,391,580 | -24% | AllianceBernstein L.P. | 30 Jun 2025 |
| Atreides Management, LP | 1.2% | $118,555,758 | 1,836,650 | Atreides Management, LP | 31 Dec 2024 |
As of 31 Dec 2025, 693 institutional investors reported holding 116,098,951 shares of Astera Labs, Inc. - Common Stock (ALAB). This represents 69% of the company’s total 169,476,048 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of Astera Labs, Inc. - Common Stock (ALAB) together control 50% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| FMR LLC | 15% | 25,334,941 | +5.2% | 0.21% | $4,214,720,843 |
| VANGUARD GROUP INC | 8.2% | 13,827,506 | +0.61% | 0.03% | $2,300,343,898 |
| BlackRock, Inc. | 7.7% | 12,968,858 | +15% | 0.04% | $2,157,499,154 |
| STATE STREET CORP | 1.8% | 3,099,809 | +33% | 0.02% | $515,684,225 |
| D. E. Shaw & Co., Inc. | 1.4% | 2,452,380 | -3.7% | 0.31% | $407,977,937 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.4% | 2,429,078 | +4.5% | 0.02% | $403,597,661 |
| ALLIANCEBERNSTEIN L.P. | 1.3% | 2,177,795 | -25% | 0.11% | $362,297,976 |
| FRED ALGER MANAGEMENT, LLC | 1.1% | 1,934,688 | +26% | 1.3% | $321,854,695 |
| MORGAN STANLEY | 1.1% | 1,934,467 | +33% | 0.02% | $321,818,379 |
| Atreides Management, LP | 0.95% | 1,611,194 | +2497% | 5.7% | $268,038,234 |
| UBS Group AG | 0.92% | 1,553,956 | +88% | 0.05% | $258,516,120 |
| BANK OF AMERICA CORP /DE/ | 0.88% | 1,488,817 | -25% | 0.02% | $247,679,595 |
| 1832 Asset Management L.P. | 0.79% | 1,347,000 | +40% | 0.29% | $224,086,920 |
| GOLDMAN SACHS GROUP INC | 0.77% | 1,312,927 | +189% | 0.03% | $218,418,536 |
| Rafferty Asset Management, LLC | 0.69% | 1,166,716 | +9% | 0.67% | $194,094,874 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 0.69% | 1,164,414 | +163% | 0.02% | $193,713,000 |
| BARCLAYS PLC | 0.68% | 1,150,080 | -43% | 0.08% | $191,327,308 |
| Amundi | 0.62% | 1,057,353 | -26% | 0.05% | $175,901,245 |
| DEUTSCHE BANK AG\ | 0.58% | 981,712 | +158% | 0.05% | $163,317,608 |
| MAVERICK CAPITAL LTD | 0.58% | 975,959 | -5.5% | 1.7% | $162,360,539 |
| LORD, ABBETT & CO. LLC | 0.56% | 943,148 | -37% | 0.48% | $156,902,000 |
| CITIGROUP INC | 0.55% | 928,330 | +5.1% | 0.11% | $154,436,979 |
| Artisan Partners Limited Partnership | 0.53% | 895,530 | 0.23% | $148,980,337 | |
| FULLER & THALER ASSET MANAGEMENT, INC. | 0.49% | 823,573 | +6.7% | 0.46% | $137,009,573 |
| BNP PARIBAS FINANCIAL MARKETS | 0.47% | 797,386 | 0% | 0.08% | $132,653,135 |
Institutional Holders of Astera Labs, Inc. - Common Stock (ALAB) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 55,506,292 | $6,078,390,217 | -$532,765,899 | $109.60 | 543 |
| 2025 Q4 | 116,098,951 | $19,325,978,278 | +$741,127,316 | $166.36 | 693 |
| 2025 Q3 | 110,700,657 | $21,711,911,522 | +$1,661,212,684 | $195.80 | 648 |
| 2025 Q2 | 102,645,031 | $9,280,526,514 | +$636,726,917 | $90.42 | 497 |
| 2025 Q1 | 97,957,717 | $5,843,500,919 | -$288,888,464 | $59.67 | 378 |
| 2024 Q4 | 94,200,126 | $12,476,459,379 | +$3,064,396,785 | $132.45 | 414 |
| 2024 Q3 | 73,730,998 | $3,863,029,481 | +$1,151,386,564 | $52.39 | 237 |
| 2024 Q2 | 50,882,191 | $3,078,687,826 | +$449,075,861 | $60.51 | 144 |
| 2024 Q1 | 42,506,559 | $3,153,546,885 | +$3,152,180,808 | $74.19 | 121 |