13F reference period
Q3 2026
Security Snapshot
Astera Labs, Inc. - COMMON STOCK (ALAB) Institutional Ownership
CUSIP: 04626A103
13F Institutional Holders and Ownership History from Q1 2024 to Q3 2026
Institutions Reporting
645
Shares (Excl. Options)
58.86M
Full value: 58,858,112 · shares · 30 Sep 2026Price
$355.97
The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- ALAB on Nasdaq
- All holders as of 30 Sep 2026
- Q3 2026
- Total 13F shares
- 58,858,112
- Total 13F value
- $20,894,006,939
- Portfolio coverage rank
- 0.02%
- Share change
- +3,439,752
- Value change
- +$895,071,807
- Number of holders
- 645
- Shares outstanding
- 173,342,815
- SEC-reported price per share
- $350.33
- Insider filing price
- $350.33
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- ALAB - Astera Labs, Inc. - COMMON STOCK is tracked under CUSIP 04626A103.
- 645 institutions reported positions in Q3 2026.
- 6 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 986 to 645 between Q2 2026 and Q3 2026.
- SEC-reported value moved from to
$61.1B
Full value: $61,096,066,755 · USD · 30 Jun 2026.$20.89B
Full value: $20,894,006,939 · USD · 30 Sep 2026
Research use
- 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.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 645 institutions filings for Q3 2026.
Security key
04626A103
13F reference period
Q3 2026
13F holders
645
13D/G owners
6
CIK / CUSIP context first
Open Q3 2026 holders
ALAB full holder history
Astera Labs, Inc. SEC filings
Astera Labs, Inc. company facts
Astera Labs, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 04626A103:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
6
Security
ALAB
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| FMR LLC | 9.1% | $5,615,162,705 | 15,774,196 | FMR LLC | 30 Sep 2026 | |||
| BlackRock, Inc. | 7.4% | +20% | $6,118,526,401 | +$1,043,186,505 | 12,667,232 | +21% | BlackRock, Inc. | 30 Jun 2026 |
| 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 30 Sep 2026,
645
institutional investors reported holding
shares of
Astera Labs, Inc. - COMMON STOCK (ALAB).
This represents
34%
of the company’s total
outstanding shares.
58.86M
Full value: 58,858,112 · shares · 30 Sep 2026173.34M
Full value: 173,342,815 · shares · Stored outstanding share count13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
26%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.9% | 8,468,011 | +7.4% | 0.14% | $3,014,357,876 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4% | 7,015,628 | +4.3% | 0.05% | $2,497,353,099 |
| Invesco Ltd. | 2.9% | 5,054,078 | +2.9% | 0.14% | $1,799,100,146 |
| STATE STREET CORP | 2.2% | 3,835,694 | +4.3% | 0.04% | $1,365,391,993 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.7% | 3,030,178 | +8.4% | 0.06% | $1,076,063,521 |
| VAN ECK ASSOCIATES CORP | 1.5% | 2,559,914 | +14% | 0.55% | $911,252,587 |
| Amundi | 1.4% | 2,458,477 | +54% | 0.19% | $875,144,058 |
| MORGAN STANLEY | 1% | 1,770,953 | +5% | 0.03% | $630,406,490 |
| BNP PARIBAS FINANCIAL MARKETS | 0.77% | 1,333,288 | 0.24% | $474,610,530 | |
| Rafferty Asset Management, LLC | 0.7% | 1,220,498 | -7.6% | 1.1% | $434,460,673 |
| VANGUARD FIDUCIARY TRUST CO | 0.58% | 1,010,754 | +14% | 0.08% | $359,798,101 |
| FEDERATED HERMES, INC. | 0.55% | 955,946 | +1.9% | 0.48% | $340,288,097 |
| Qube Research & Technologies Ltd | 0.48% | 825,303 | +165% | 0.29% | $293,783,109 |
| BAILLIE GIFFORD & CO | 0.45% | 786,876 | +260% | 0.26% | $280,104,249 |
| Capital World Investors | 0.36% | 623,556 | +1.2% | 0.03% | $221,967,229 |
| FIRST TRUST ADVISORS LP | 0.34% | 583,944 | +0.56% | 0.12% | $207,866,515 |
| RENAISSANCE TECHNOLOGIES LLC | 0.33% | 570,800 | +272% | 0.28% | $203,187,676 |
| Tidal Investments LLC | 0.31% | 543,355 | +9.9% | 0.45% | $193,418,079 |
| 1832 Asset Management L.P. | 0.29% | 509,900 | +13% | 0.23% | $181,509,103 |
| FULLER & THALER ASSET MANAGEMENT, INC. | 0.26% | 453,469 | -47% | 0.48% | $161,421,260 |
| DEUTSCHE BANK AG\ | 0.22% | 388,677 | -42% | 0.04% | $138,357,353 |
| Mirae Asset Global Investments Co., Ltd. | 0.22% | 377,875 | +26% | 0.24% | $134,512,164 |
| MARSHALL WACE, LLP | 0.22% | 377,675 | +820% | 0.13% | $134,440,970 |
| Clearbridge Investments, LLC | 0.22% | 376,431 | +5051% | 0.12% | $133,998,143 |
| Swiss National Bank | 0.22% | 375,064 | -2.3% | 0.07% | $133,511,532 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
11
Headline period
Q3 2026
Rows shown
1-11 of 11
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 58,858,112 | $20,894,006,939 | +$895,071,807 | $355.97 | 645 |
| 2026 Q2 | 126,670,389 | $61,096,066,755 | +$5,702,329,291 | $483.02 | 986 |
| 2026 Q1 | 118,302,055 | $12,959,368,697 | +$59,023,346 | $109.60 | 697 |
| 2025 Q4 | 116,141,664 | $19,333,084,011 | +$744,563,883 | $166.36 | 695 |
| 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 |