ALAB · Astera Labs, Inc. · Shareholders & Ownership
Every disclosed holder of ALAB in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.
Who Owns ALAB
13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 127,782,172 | 73.66% |
| Insiders (Forms 3, 4, 5) | 4,504,176 | 2.60% |
| 13D/G-only blocks | 0 | 0.00% |
| Remaining | 41,198,756 | 23.75% |
| Registered funds (N-PORT, not summed) | 64,690,246 | 37.29% |
Shares outstanding: 173,485,104, the issuer's latest cover-page count restated onto today's split basis.
13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.
Holders of ALAB
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
FMR LLC
13G
CIK 315066 · Holding company · Sep 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
15,774,196 | ||
| 1.1 |
FMR LLC
13F
CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
24,845,364 | ||
| 1.2 |
Select Semiconductors Portfolio
Fund
S000007458 · Registered fund · May 31, 2026
Fidelity Select Portfolios, not summed
|
7,647,422 | ||
| 1.3 |
Fidelity Growth Company Fund
Fund
S000007119 · Registered fund · May 31, 2026
Fidelity Mt. Vernon Street Trust, not summed
|
2,280,995 | ||
| 1.4 |
Select Technology Portfolio
Fund
S000007484 · Registered fund · May 31, 2026
Fidelity Select Portfolios, not summed
|
2,235,730 | ||
| 1.5 |
Fidelity Blue Chip Growth Fund
Fund
S000007195 · Registered fund · Jul 31, 2026
Fidelity Securities Fund, not summed
|
1,871,470 | ||
| 2 |
BlackRock, Inc.
13F
CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
13,683,865 | ||
| 2.1 |
BlackRock, Inc.
13G
CIK 2012383 · Holding company · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
12,667,232 | ||
| 2.2 |
iShares Semiconductor ETF
Fund
S000004354 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
2,992,573 | ||
| 2.3 |
iShares Russell Mid-Cap Growth ETF
Fund
S000004336 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
903,601 | ||
| 2.4 |
iShares Russell Mid-Cap ETF
Fund
S000004338 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
629,369 | ||
| 2.5 |
iShares Russell 1000 Growth ETF
Fund
S000004346 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
584,694 | ||
| 3 |
VANGUARD PORTFOLIO MANAGEMENT LLC
13F
CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
7,887,650 | ||
| 4 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
6,727,089 | ||
| 5 |
Invesco Ltd.
13F
CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
4,910,555 | ||
| 5.1 |
Invesco PHLX Semiconductor ETF
Fund
S000072470 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
151,492 | ||
| 5.2 |
Invesco NASDAQ Next Gen 100 ETF
Fund
S000069449 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
87,885 | ||
| 5.3 |
Invesco AI and Next Gen Software ETF
Fund
S000003033 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
|
32,408 | ||
| 5.4 |
Invesco MSCI USA ETF
Fund
S000058746 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
23,057 | ||
| 5.5 |
Invesco RAFI US 1500 Small-Mid ETF
Fund
S000013120 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
|
5,585 | ||
| 6 |
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund
S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
4,897,341 | ||
| 7 |
|
3,678,093 | ||
| 7.1 |
State Street(R) SPDR(R) S&P(R) Semiconductor ETF
Fund
S000010020 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
221,509 | ||
| 7.2 |
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund
S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
52,876 | ||
| 7.3 |
State Street(R) SPDR(R) MSCI USA StrategicFactors(SM) ETF
Fund
S000048346 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
2,447 | ||
| 7.4 |
State Street(R) SPDR(R) Portfolio MSCI Global Stock Market ETF
Fund
S000036082 · Registered fund · Jun 30, 2026
SPDR INDEX SHARES FUNDS, not summed
|
1,998 | ||
| 7.5 |
State Street Total Return V.I.S. Fund
Fund
S000001637 · Registered fund · Jun 30, 2026
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
|
900 | ||
| 8 |
Invesco QQQ Trust, Series 1
Fund
S000101292 · Registered fund · Jun 30, 2026
Invesco QQQ Trust, Series 1, not summed
|
3,638,513 | ||
| 9 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,796,173 | ||
| 10 |
PRICE T ROWE ASSOCIATES INC /MD/
13F
CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,409,693 | ||
| 10.1 |
T. Rowe Price Mid-Cap Growth Fund, Inc.
Fund
S000002102 · Registered fund · Jun 30, 2026
T. ROWE PRICE MID-CAP GROWTH FUND, INC., not summed
|
439,300 | ||
| 10.2 |
T. Rowe Price Science & Technology Fund, Inc.
Fund
S000002119 · Registered fund · Jun 30, 2026
T. ROWE PRICE SCIENCE & TECHNOLOGY FUND, INC., not summed
|
435,306 | ||
| 10.3 |
T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.
Fund
S000002073 · Registered fund · Jun 30, 2026
T. ROWE PRICE DIVERSIFIED MID-CAP GROWTH FUND, INC., not summed
|
210,480 | ||
| 10.4 |
T. Rowe Price Global Technology Fund, Inc.
Fund
S000002085 · Registered fund · Jun 30, 2026
T. ROWE PRICE GLOBAL TECHNOLOGY FUND, INC., not summed
|
171,100 | ||
| 10.5 |
T. Rowe Price New Horizons Fund, Inc.
Fund
S000002106 · Registered fund · Jun 30, 2026
T. ROWE PRICE NEW HORIZONS FUND, INC., not summed
|
100,427 | ||
| 11 |
VAN ECK ASSOCIATES CORP
13F
CIK 869178 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,237,961 | ||
| 11.1 |
VanEck Semiconductor ETF
Fund
S000034411 · Registered fund · Jun 30, 2026
VanEck ETF Trust, not summed
|
2,036,289 | ||
| 11.2 |
VanEck Fabless Semiconductor ETF
Fund
S000086573 · Registered fund · Jun 30, 2026
VanEck ETF Trust, not summed
|
37,558 | ||
| 12 |
BANK OF AMERICA CORP /DE/
13F
CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,198,235 | ||
| 13 |
JPMORGAN CHASE & CO
13F
CIK 19617 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,775,810 | ||
| 14 |
VANGUARD SMALL-CAP INDEX FUND
Fund
S000002845 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,768,769 | ||
| 15 |
|
1,734,038 | ||
| 15.1 |
|
7,565,234 | ||
| 16 |
|
1,716,666 | ||
| 16.1 |
|
9,169,692 | ||
| 17 |
MORGAN STANLEY
13F
CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,686,491 | ||
| 17.1 |
Global Strategist Portfolio
Fund
S000004124 · Registered fund · Jun 30, 2026
MORGAN STANLEY INSTITUTIONAL FUND TRUST, not summed
|
434 | ||
| 17.2 |
E*TRADE No Fee Large Cap Index Fund
Fund
S000090720 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
|
291 | ||
| 17.3 |
E*TRADE No Fee Total Market Index Fund
Fund
S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
|
210 | ||
| 17.4 |
Global Strategist Portfolio
Fund
S000004181 · Registered fund · Jun 30, 2026
MORGAN STANLEY VARIABLE INSURANCE FUND INC., not summed
|
58 | ||
| 18 |
VANGUARD MID-CAP INDEX FUND
Fund
S000002844 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,671,226 | ||
| 19 |
Amundi
13F
CIK 1330387 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,591,888 | ||
| 20 |
Whale Rock Capital Management LLC
13F
CIK 1387322 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,567,882 | ||
| 21 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,533,128 | ||
| 22 |
NORGES BANK
13F
CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,434,347 | ||
| 23 |
VANGUARD INFORMATION TECHNOLOGY INDEX FUND
Fund
S000004452 · Registered fund · May 31, 2026
VANGUARD WORLD FUND, not summed
|
1,382,031 | ||
| 24 |
|
1,352,136 | ||
| 25 |
Rafferty Asset Management, LLC
13F
CIK 1389426 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,321,419 | ||
| 25.1 |
Direxion Daily Semiconductor Bull 3X Shares
Fund
S000027920 · Registered fund · Jul 31, 2026
Direxion Shares ETF Trust, not summed
|
1,066,584 | ||
| 25.2 |
Direxion NASDAQ-100 Equal Weighted Index Shares
Fund
S000033634 · Registered fund · Jul 31, 2026
Direxion Shares ETF Trust, not summed
|
39,646 | ||
| 26 |
FRED ALGER MANAGEMENT, LLC
13F
CIK 3520 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,283,840 | ||
| 26.1 |
ALGER FOCUS EQUITY FUND
Fund
S000009201 · Registered fund · Jul 31, 2026
ALGER INSTITUTIONAL FUNDS, not summed
|
249,953 | ||
| 26.2 |
ALGER SPECTRA FUND
Fund
S000009190 · Registered fund · Jul 31, 2026
ALGER FUNDS II, not summed
|
185,632 | ||
| 26.3 |
ALGER CAPITAL APPRECIATION INSTITUTIONAL FUND
Fund
S000009204 · Registered fund · Jul 31, 2026
ALGER INSTITUTIONAL FUNDS, not summed
|
149,913 | ||
| 26.4 |
ALGER CAPITAL APPRECIATION FUND
Fund
S000009163 · Registered fund · Jul 31, 2026
ALGER FUNDS, not summed
|
114,824 | ||
| 26.5 |
Alger Large Cap Growth Portfolio
Fund
S000009214 · Registered fund · Jun 30, 2026
ALGER PORTFOLIOS, not summed
|
49,447 | ||
| 27 |
GOLDMAN SACHS GROUP INC
13F
CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,234,152 | ||
| 27.1 |
Goldman Sachs Small/Mid Cap Growth Fund
Fund
S000009322 · Registered fund · May 31, 2026
Goldman Sachs Trust, not summed
|
85,480 | ||
| 27.2 |
Goldman Sachs Nasdaq-100 Premium Income ETF
Fund
S000081510 · Registered fund · Jun 30, 2026
Goldman Sachs ETF Trust, not summed
|
38,853 | ||
| 27.3 |
Goldman Sachs ActiveBeta(R) U.S. Large Cap Equity ETF
Fund
S000048295 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
|
20,367 | ||
| 27.4 |
Goldman Sachs Equal Weight U.S. Large Cap Equity ETF
Fund
S000058070 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
|
16,838 | ||
| 27.5 |
Goldman Sachs MarketBeta U.S. 1000 Equity ETF
Fund
S000075322 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust II, not summed
|
4,468 | ||
| 28 |
Atreides Management, LP
13F
CIK 1777813 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,216,795 | ||
| 29 |
|
1,130,944 | ||
| 30 |
MAVERICK CAPITAL LTD
13F
CIK 934639 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,067,215 | ||
| 31 |
VANGUARD SMALL-CAP GROWTH INDEX FUND
Fund
S000002846 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,019,936 | ||
| 32 |
ALLIANCEBERNSTEIN L.P.
13F
CIK 1109448 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,017,008 | ||
| 32.1 |
AB LARGE CAP GROWTH FUND INC
Fund
S000010251 · Registered fund · Jun 30, 2026
AB LARGE CAP GROWTH FUND INC, not summed
|
373,330 | ||
| 32.2 |
AB Growth Fund
Fund
S000010509 · Registered fund · Jun 30, 2026
AB PORTFOLIOS, not summed
|
57,149 | ||
| 32.3 |
AB Large Cap Growth Portfolio
Fund
S000010432 · Registered fund · Jun 30, 2026
AB VARIABLE PRODUCTS SERIES FUND, INC., not summed
|
16,620 | ||
| 32.4 |
AB Dynamic Asset Allocation Portfolio
Fund
S000031722 · Registered fund · Jun 30, 2026
AB VARIABLE PRODUCTS SERIES FUND, INC., not summed
|
230 | ||
| 33 |
VANGUARD GROWTH INDEX FUND
Fund
S000002842 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
979,891 | ||
| 34 |
FEDERATED HERMES, INC.
13F
CIK 1056288 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
938,311 | ||
| 35 |
VANGUARD FIDUCIARY TRUST CO
13F
CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
884,834 | ||
| 36 |
NORTHERN TRUST CORP
13F
CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
870,775 | ||
| 36.1 |
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund
S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
|
2,916 | ||
| 37 |
T. Rowe Price Investment Management, Inc.
13F
CIK 1897612 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
869,556 | ||
| 38 |
FULLER & THALER ASSET MANAGEMENT, INC.
13F
CIK 1082327 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
857,286 | ||
| 39 |
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
13F
CIK 861177 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
854,492 | ||
| 40 |
NOMURA ASSET MANAGEMENT CO LTD
13F
CIK 1055964 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
852,312 | ||
| 41 |
|
802,024 | ||
| 42 |
BNP PARIBAS ARBITRAGE, SA
13F
CIK 1166588 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
792,380 | ||
| 43 |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
749,607 | ||
| 43.1 |
Schwab U.S. Large-Cap Growth ETF
Fund
S000026633 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
282,416 | ||
| 43.2 |
Schwab U.S. Large-Cap ETF
Fund
S000026632 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
140,437 | ||
| 43.3 |
Schwab Total Stock Market Index Fund
Fund
S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
|
81,254 | ||
| 43.4 |
Schwab U.S. Broad Market ETF
Fund
S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
79,161 | ||
| 43.5 |
Schwab 1000 Index Fund
Fund
S000006807 · Registered fund · Jul 31, 2026
SCHWAB INVESTMENTS, not summed
|
42,453 | ||
| 44 |
D. E. Shaw & Co., Inc.
13F
CIK 1009207 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
680,298 | ||
| 45 |
DEUTSCHE BANK AG\
13F
CIK 948046 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
674,096 | ||
| 45.1 |
Xtrackers Semiconductor Select Equity ETF
Fund
S000080470 · Registered fund · May 29, 2026
DBX ETF Trust, not summed
|
2,205 | ||
| 45.2 |
Xtrackers MSCI Kokusai Equity ETF
Fund
S000067508 · Registered fund · May 29, 2026
DBX ETF Trust, not summed
|
1,242 | ||
| 46 |
JPMorgan Mid Cap Growth Fund
Fund
S000003654 · Registered fund · Jun 30, 2026
JPMorgan Trust II, not summed
|
668,084 | ||
| 47 |
Legal & General Group Plc
13F
CIK 764068 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
644,847 | ||
| 48 |
|
642,364 | ||
| 49 |
Capital World Investors
13F
CIK 1422849 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
616,374 | ||
| 50 |
MILLENNIUM MANAGEMENT LLC
13F
CIK 1273087 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
604,489 |
125 more nested rows are not shown here; Every filing lists them all.
Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.
Showing 1–50 of 1,242 holders
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