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ALAB · Astera Labs, Inc. · Shareholders & Ownership

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$285.90 -0.68 (-0.24%)
Market Cap
$49.97B
Shares
173.49M
Volume · Oct 20 2.02M Avg daily vol (3M) 4.15M

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
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
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
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
Gajendra Sanjay
Insider CIK 1998179 · Aug 17, 2026
Director, President and COO, issuer-wide
1,734,038
15.1
Gajendra Sanjay
13G CIK 1998179 · Unknown · Sep 30, 2025
Rule 13d-1(d), exempt investor, not summed
7,565,234
16
Mohan Jitendra
Insider CIK 1998053 · Aug 17, 2026
Director, Chief Executive Officer, issuer-wide
1,716,666
16.1
Mohan Jitendra
13G CIK 1998053 · Unknown · Sep 30, 2025
Rule 13d-1(d), exempt investor, not summed
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
CITIGROUP INC
13F CIK 831001 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
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
BARCLAYS PLC
13F CIK 312069 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
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
UBS Group AG
13F CIK 1610520 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
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
Tate Michael Truett
Insider CIK 1399546 · Feb 17, 2026
Chief Financial Officer, issuer-wide
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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Key facts CIK 1736297 CUSIP 04626A103 13F (30d) 131 filings 125 filers Visit website Investor relations