Titelia

Fund shareholders of Allegro MicroSystems Inc

ISIN US01749D1054 · United States · LEI 54930004TGPV6DR3LE12

Fund shareholders
383
Of which ETFs
90 293 other funds
Value held
3.5B $ 39.6M SEK
Share of capital
50.4 % of 186.4M shares on Jul 27, 2026
FundSharesValueWeight in fundShare of capital
Select Semiconductors Portfolio Fidelity Select Portfolios 16,389,021597.7M $1.83 %8.79 %as of Feb 28, 2026 ↗
Capital World Growth & Income Fund Capital World Growth & Income Fund 5,926,903216.2M $0.14 %3.18 %as of Feb 28, 2026 ↗
SMALLCAP World Fund Inc SMALLCAP World Fund Inc 5,650,629178.2M $0.22 %3.03 %as of Mar 31, 2026 ↗
Invesco Small Cap Value Fund AIM Sector Funds (Invesco Sector Funds) 4,439,786215.3M $2.00 %2.38 %as of Apr 30, 2026 ↗
iShares Core S&P Mid-Cap ETF iShares Trust 4,110,334129.6M $0.12 %2.21 %as of Mar 31, 2026 ↗
VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS 3,841,298121.1M $0.01 %2.06 %as of Mar 31, 2026 ↗
VANGUARD INFORMATION TECHNOLOGY INDEX FUND VANGUARD WORLD FUND 3,243,178118.3M $0.09 %1.74 %as of Feb 28, 2026 ↗
VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS 2,776,69487.5M $0.05 %1.49 %as of Mar 31, 2026 ↗
Fidelity Advisor Semiconductors Fund Fidelity Advisor Series VII 2,545,014123.4M $1.78 %1.37 %as of Apr 30, 2026 ↗
VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS 1,554,89449M $0.13 %0.83 %as of Mar 31, 2026 ↗
VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS 1,384,28343.6M $0.05 %0.74 %as of Mar 31, 2026 ↗
State Street(R) SPDR(R) S&P(R) Semiconductor ETF SPDR SERIES TRUST 1,364,74943M $2.66 %0.73 %as of Mar 31, 2026 ↗
Fidelity Stock Selector Small Cap Fund Fidelity Capital Trust 1,348,00265.4M $0.94 %0.72 %as of Apr 30, 2026 ↗
VIP Mid Cap Portfolio Variable Insurance Products Fund III 1,327,31241.9M $0.52 %0.71 %as of Mar 31, 2026 ↗
VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND 1,283,94762.3M $0.29 %0.69 %as of Apr 30, 2026 ↗
Nomura Small Cap Value Fund Delaware Group Equity Funds V 1,268,87746.3M $1.27 %0.68 %as of Feb 27, 2026 ↗
ClearBridge Small Cap Growth Fund Legg Mason Partners Investment Trust 1,033,87850.1M $2.50 %0.55 %as of Apr 30, 2026 ↗
Carillon Scout Mid Cap Fund Carillon Series Trust 929,56429.3M $0.78 %0.50 %as of Mar 31, 2026 ↗
Fidelity Series Small Cap Opportunities Fund Fidelity Securities Fund 919,94744.6M $0.89 %0.49 %as of Apr 30, 2026 ↗
JPMorgan Small Cap Equity Fund JPMorgan Trust I 902,30728.4M $1.00 %0.48 %as of Mar 31, 2026 ↗
Voya Small Cap Growth Fund Voya Equity Trust 883,17532.2M $1.74 %0.47 %as of Feb 28, 2026 ↗
Invesco Main Street Small Cap Fund AIM Growth Series (Invesco Growth Series) 843,83226.6M $1.21 %0.45 %as of Mar 31, 2026 ↗
Invesco Discovery Fund AIM Counselor Series Trust (Invesco Counselor Series Trust) 798,63629.1M $0.44 %0.43 %as of Feb 28, 2026 ↗
JPMorgan Small Cap Growth Fund JPMorgan Trust II 714,50022.5M $1.03 %0.38 %as of Mar 31, 2026 ↗
SmallCap Fund Principal Funds, Inc 714,30034.6M $1.65 %0.38 %as of Apr 30, 2026 ↗
Strategic Advisers Fidelity U.S. Total Stock Fund Fidelity Rutland Square Trust II 671,76024.5M $0.01 %0.36 %as of Feb 28, 2026 ↗
JPMorgan U.S. Tech Leaders ETF J.P. Morgan Exchange-Traded Fund Trust 649,56320.5M $0.67 %0.35 %as of Mar 31, 2026 ↗
Fidelity Extended Market Index Fund Fidelity Concord Street Trust 647,05623.6M $0.06 %0.35 %as of Feb 28, 2026 ↗
Calvert Small Cap Fund Calvert Impact Fund, Inc. 643,93220.3M $1.34 %0.35 %as of Mar 31, 2026 ↗
Nomura VIP Small Cap Value Series Delaware VIP Trust 633,25020M $1.15 %0.34 %as of Mar 31, 2026 ↗
U.S. SMALL CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 619,76330.1M $0.16 %0.33 %as of Apr 30, 2026 ↗
Fidelity Growth Company Fund Fidelity Mt. Vernon Street Trust 611,88622.3M $0.03 %0.33 %as of Feb 28, 2026 ↗
AB Small Cap Growth Portfolio AB CAP FUND, INC. 609,34129.6M $1.01 %0.33 %as of Apr 30, 2026 ↗
State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF SPDR SERIES TRUST 607,05319.1M $0.12 %0.33 %as of Mar 31, 2026 ↗
Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST 601,21121.9M $0.11 %0.32 %as of Feb 28, 2026 ↗
College Retirement Equities Fund - Total Global Stock Account College Retirement Equities Fund 496,95615.7M $0.01 %0.27 %as of Mar 31, 2026 ↗
Loomis Sayles Small Cap Growth Fund LOOMIS SAYLES FUNDS II 484,74215.3M $0.79 %0.26 %as of Mar 31, 2026 ↗
iShares S&P Mid-Cap 400 Growth ETF iShares Trust 474,97115M $0.15 %0.25 %as of Mar 31, 2026 ↗
Global Small Capitalization Fund AMERICAN FUNDS INSURANCE SERIES 471,56214.9M $0.53 %0.25 %as of Mar 31, 2026 ↗
JNL/Invesco Small Cap Growth Fund JNL Series Trust 471,14314.9M $0.96 %0.25 %as of Mar 31, 2026 ↗
iShares Russell Mid-Cap ETF iShares Trust 469,65814.8M $0.03 %0.25 %as of Mar 31, 2026 ↗
Dimensional U.S. Small Cap ETF Dimensional ETF Trust 465,07722.6M $0.16 %0.25 %as of Apr 30, 2026 ↗
Fidelity Mid Cap Index Fund Fidelity Salem Street Trust 455,86622.1M $0.04 %0.24 %as of Apr 30, 2026 ↗
Invesco Small Cap Growth Fund AIM Growth Series (Invesco Growth Series) 447,12414.1M $0.91 %0.24 %as of Mar 31, 2026 ↗
Invesco V.I. Main Street Small Cap Fund AIM Variable Insurance Funds (Invesco Variable Insurance Funds) 445,73714.1M $1.20 %0.24 %as of Mar 31, 2026 ↗
Fidelity Advisor Small Cap Fund Fidelity Advisor Series I 395,50014.4M $0.65 %0.21 %as of Feb 28, 2026 ↗
Fidelity MSCI Information Technology Index ETF FIDELITY COVINGTON TRUST 394,46619.1M $0.11 %0.21 %as of Apr 30, 2026 ↗
First Trust NASDAQ Clean Edge Green Energy Index Fund First Trust Exchange-Traded Fund 391,50012.3M $2.27 %0.21 %as of Mar 31, 2026 ↗
LORD ABBETT DEVELOPING GROWTH FUND INC LORD ABBETT DEVELOPING GROWTH FUND, INC. 381,98618.5M $0.83 %0.20 %as of Apr 30, 2026 ↗
Schwab U.S. Mid-Cap ETF SCHWAB STRATEGIC TRUST 335,21412.2M $0.09 %0.18 %as of Feb 28, 2026 ↗
Fidelity Advisor Stock Selector Mid Cap Fund Fidelity Advisor Series I 317,60011.6M $0.50 %0.17 %as of Feb 28, 2026 ↗
Invesco Technology Fund AIM Sector Funds (Invesco Sector Funds) 298,83014.5M $0.57 %0.16 %as of Apr 30, 2026 ↗
Invesco Small Cap Equity Fund AIM Funds Group (Invesco Funds Group) 292,2249.2M $0.91 %0.16 %as of Mar 31, 2026 ↗
iShares Russell 1000 Value ETF iShares Trust 280,1648.8M $0.01 %0.15 %as of Mar 31, 2026 ↗
Fidelity Advisor Mid Cap II Fund Fidelity Advisor Series I 275,4078.7M $0.52 %0.15 %as of Mar 31, 2026 ↗
JPMorgan U.S. Quality Factor ETF J.P. Morgan Exchange-Traded Fund Trust 246,17811.9M $0.16 %0.13 %as of Apr 30, 2026 ↗
Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust 244,38211.9M $0.03 %0.13 %as of Apr 30, 2026 ↗
iShares S&P Mid-Cap 400 Value ETF iShares Trust 232,9067.3M $0.09 %0.12 %as of Mar 31, 2026 ↗
Fidelity Total Market Index Fund Fidelity Concord Street Trust 231,8918.5M $0.01 %0.12 %as of Feb 28, 2026 ↗
JPMorgan Small Cap Blend Fund JPMorgan Trust I 230,6677.3M $0.51 %0.12 %as of Mar 31, 2026 ↗
Allspring Common Stock Fund ALLSPRING FUNDS TRUST 230,6237.3M $1.26 %0.12 %as of Mar 31, 2026 ↗
Invesco Small Cap Growth Portfolio Brighthouse Funds Trust I 226,0357.1M $0.91 %0.12 %as of Mar 31, 2026 ↗
ClearBridge Variable Small Cap Growth Portfolio Legg Mason Partners Variable Equity Trust 221,7157M $1.77 %0.12 %as of Mar 31, 2026 ↗
T. Rowe Price Small-Cap Value Fund, Inc. T. ROWE PRICE SMALL-CAP VALUE FUND, INC. 206,3416.5M $0.07 %0.11 %as of Mar 31, 2026 ↗
Fidelity Series Small Cap Core Fund Fidelity Concord Street Trust 196,1119.5M $0.59 %0.11 %as of Apr 30, 2026 ↗
MassMutual Small Cap Opportunities Fund MASSMUTUAL PREMIER FUNDS 194,3486.1M $1.20 %0.10 %as of Mar 31, 2026 ↗
VANGUARD S&P MID-CAP 400 INDEX FUND VANGUARD ADMIRAL FUNDS 188,6786.9M $0.13 %0.10 %as of Feb 28, 2026 ↗
Schwab Fundamental U.S. Small Company ETF SCHWAB STRATEGIC TRUST 187,5736.8M $0.07 %0.10 %as of Feb 28, 2026 ↗
AMG GW&K Small Cap Core Fund AMG Funds 185,2985.8M $0.87 %0.10 %as of Mar 31, 2026 ↗
Fidelity Series Total Market Index Fund Fidelity Concord Street Trust 183,0236.7M $0.01 %0.10 %as of Feb 28, 2026 ↗
Fidelity Growth Company K6 Fund Fidelity Mt. Vernon Street Trust 176,9686.5M $0.03 %0.09 %as of Feb 28, 2026 ↗
iShares Russell Mid-Cap Value ETF iShares Trust 176,7235.6M $0.04 %0.09 %as of Mar 31, 2026 ↗
U.S. CORE EQUITY 2 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 175,4178.5M $0.02 %0.09 %as of Apr 30, 2026 ↗
SmallCap Growth Fund I Principal Funds, Inc 172,8048.4M $0.36 %0.09 %as of Apr 30, 2026 ↗
Fidelity Series Growth Company Fund Fidelity Mt. Vernon Street Trust 162,9005.9M $0.03 %0.09 %as of Feb 28, 2026 ↗
iShares U.S. Technology ETF iShares Trust 161,4337.8M $0.04 %0.09 %as of Apr 30, 2026 ↗
iShares Core S&P Total U.S. Stock Market ETF iShares Trust 160,9535.1M $0.01 %0.09 %as of Mar 31, 2026 ↗
Optimum Small-Mid Cap Growth Fund Optimum Fund Trust 150,0744.7M $0.62 %0.08 %as of Mar 31, 2026 ↗
Frontier Mid Cap Growth Portfolio Brighthouse Funds Trust II 142,8684.5M $0.47 %0.08 %as of Mar 31, 2026 ↗
Nuveen Small Cap Select Fund Nuveen Investment Funds, Inc. 140,9196.8M $1.49 %0.08 %as of Apr 30, 2026 ↗
JPMorgan U.S. Momentum Factor ETF J.P. Morgan Exchange-Traded Fund Trust 130,6416.3M $0.29 %0.07 %as of Apr 30, 2026 ↗
JNL Mid Cap Index Fund JNL Series Trust 124,4923.9M $0.12 %0.07 %as of Mar 31, 2026 ↗
Global X Autonomous & Electric Vehicles ETF GLOBAL X FUNDS 124,2504.5M $1.27 %0.07 %as of Feb 28, 2026 ↗
SA Invesco Growth Opportunities Portfolio SUNAMERICA SERIES TRUST 123,7726M $1.97 %0.07 %as of Apr 30, 2026 ↗
Small-Cap Growth Portfolio PACIFIC SELECT FUND 120,6323.8M $0.86 %0.06 %as of Mar 31, 2026 ↗
State Street(R) SPDR(R) S & P 400(TM) Mid Cap Growth ETF SPDR SERIES TRUST 119,0313.8M $0.15 %0.06 %as of Mar 31, 2026 ↗
Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust 118,7295.8M $0.20 %0.06 %as of Apr 30, 2026 ↗
Loomis Sayles Small/Mid Cap Growth Fund LOOMIS SAYLES FUNDS II 115,1233.6M $1.61 %0.06 %as of Mar 31, 2026 ↗
Goldman Sachs Small Cap Growth Fund Goldman Sachs Trust 112,0824.1M $0.96 %0.06 %as of Feb 28, 2026 ↗
Nuveen Equity Index Fund TIAA-CREF Funds 111,0025.4M $0.01 %0.06 %as of Apr 30, 2026 ↗
Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust 109,2914M $0.02 %0.06 %as of Feb 28, 2026 ↗
State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF SPDR SERIES TRUST 107,3103.4M $0.14 %0.06 %as of Mar 31, 2026 ↗
Multi-Manager Small Cap Equity Strategies Fund COLUMBIA FUNDS SERIES TRUST I 106,1073.9M $0.32 %0.06 %as of Feb 28, 2026 ↗
MassMutual Mid Cap Growth Fund MASSMUTUAL SELECT FUNDS 103,5943.3M $0.12 %0.06 %as of Mar 31, 2026 ↗
EQ/Mid Cap Index Portfolio EQ Advisors Trust 101,7713.2M $0.12 %0.05 %as of Mar 31, 2026 ↗
Allspring Small Company Growth Fund ALLSPRING FUNDS TRUST 98,0454.8M $0.92 %0.05 %as of Apr 30, 2026 ↗
Mid Cap Index Fund VALIC Co I 94,7203.5M $0.13 %0.05 %as of Feb 28, 2026 ↗
VANGUARD TOTAL WORLD STOCK INDEX FUND VANGUARD INTERNATIONAL EQUITY INDEX FUNDS 94,4454.6M $0.01 %0.05 %as of Apr 30, 2026 ↗
SBH SMALL CAP VALUE FUND Segall Bryant & Hamill Trust 93,9473M $0.77 %0.05 %as of Mar 31, 2026 ↗
Mercer US Small/Mid Cap Equity Fund Mercer Funds 93,0762.9M $0.17 %0.05 %as of Mar 31, 2026 ↗

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The funds most exposed to it

The weight is the share of a fund's net assets. The holders table counts shares; this one measures what the company weighs inside each fund.

FundWeight in fund
iShares Breakthrough Environmental Solutions ETF iShares Trust 7.91 %as of Apr 30, 2026 ↗
Aztlan Global Stock Selection DM SMID ETF Tidal Trust I 2.81 %as of Apr 30, 2026 ↗
State Street(R) SPDR(R) S&P(R) Semiconductor ETF SPDR SERIES TRUST 2.66 %as of Mar 31, 2026 ↗
ClearBridge Small Cap Growth Fund Legg Mason Partners Investment Trust 2.50 %as of Apr 30, 2026 ↗
Roundhill Robotaxi Autonomous Vehicles & Technology ETF Roundhill ETF Trust 2.37 %as of Mar 31, 2026 ↗
First Trust NASDAQ Clean Edge Green Energy Index Fund First Trust Exchange-Traded Fund 2.27 %as of Mar 31, 2026 ↗
Invesco Small Cap Value Fund AIM Sector Funds (Invesco Sector Funds) 2.00 %as of Apr 30, 2026 ↗
Fidelity Electric Vehicles and Future Transportation ETF Fidelity Covington Trust 2.00 %as of Mar 31, 2026 ↗
SA Invesco Growth Opportunities Portfolio SUNAMERICA SERIES TRUST 1.97 %as of Apr 30, 2026 ↗
TAX MANAGED SMALL CAP PORTFOLIO Tax-Managed Small-Cap Portfolio 1.95 %as of Apr 30, 2026 ↗

Quarter after quarter

Each SEC quarterly data set, newest first. The change is read against the quarter before it.

QuarterShareholdersChangeSharesChange
2026Q2381+5193,894,127+8.1 %
2026Q1330-486,864,031-3.4 %
2025Q4334+589,881,672-0.8 %
2025Q3329-690,606,860+4.9 %
2025Q2335+1786,362,848+7.9 %
2025Q1318-2580,025,227-9.0 %
2024Q4343-2587,929,686+28.7 %
2024Q3368+868,332,820+14.1 %
2024Q2360-1559,874,365+22.3 %
2024Q1375-2548,947,233+3.3 %
2023Q440047,377,822

Institutional managers

309 managers declare this company to the SEC (Form 13F); the 25 largest follow.

ManagerSharesValue
FMR LLC27,421,206864.6M $as of Mar 31, 2026
BlackRock, Inc.12,494,868394M $as of Mar 31, 2026
Capital Research Global Investors12,435,558392.1M $as of Mar 31, 2026
Invesco Ltd.8,751,481275.9M $as of Mar 31, 2026
JPMORGAN CHASE & CO8,652,068242.6M $as of Mar 31, 2026
STATE STREET CORP5,228,104164.8M $as of Mar 31, 2026
Clearbridge Investments, LLC2,863,71090.3M $as of Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC2,456,82077.5M $as of Mar 31, 2026
MORGAN STANLEY2,275,28571.7M $as of Mar 31, 2026
DIMENSIONAL FUND ADVISORS LP2,170,48768.4M $as of Mar 31, 2026
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.2,080,64165.6M $as of Mar 31, 2026
PRINCIPAL FINANCIAL GROUP INC1,790,46656.5M $as of Mar 31, 2026
ALLIANCEBERNSTEIN L.P.1,723,37045.5M $as of Mar 31, 2026
LOOMIS SAYLES & CO L P1,674,10852.8M $as of Mar 31, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.1,464,73746.2M $as of Mar 31, 2026
VOYA INVESTMENT MANAGEMENT LLC1,459,27146M $as of Mar 31, 2026
GOLDMAN SACHS GROUP INC1,437,21545.3M $as of Mar 31, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC1,390,60643.8M $as of Mar 31, 2026
NORTHERN TRUST CORP1,045,54133M $as of Mar 31, 2026
SEGALL BRYANT & HAMILL, LLC1,044,98432.9M $as of Mar 31, 2026
RAYMOND JAMES FINANCIAL INC995,75331.4M $as of Mar 31, 2026
Nuveen, LLC947,50229.9M $as of Mar 31, 2026
KENNEDY CAPITAL MANAGEMENT LLC910,03928.7M $as of Mar 31, 2026
BANK OF AMERICA CORP /DE/855,45327M $as of Mar 31, 2026
Bank of New York Mellon Corp743,29223.4M $as of Mar 31, 2026

Declared shareholders of Allegro MicroSystems Inc

1 beneficial ownership filing. These stakes do not add up: an asset manager filing aggregates its own funds, already counted above.

ShareholderDeclared stakeShares
FMR LLC and 1 other14.80 %27,421,206as of Mar 31, 2026 · SCHEDULE 13G
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Titelia. "Fund shareholders of Allegro MicroSystems Inc". https://titelia.com/en/stocks/allegro-microsystems-inc-US01749D1054