Titelia

Funds holding Amylyx Pharmaceuticals Inc

ISIN US03237H1014 · United States

Fund holders
191
Of which ETFs
46 145 other funds
Value held
529.4M $
Share of capital
31.6 % of 111.4M shares on Jul 27, 2026
FundSharesValueWeight in fundShare of capital
VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS 3,103,91543.1M $0.00 %2.79 %as of Mar 31, 2026 ↗
Fidelity Advisor Biotechnology Fund Fidelity Advisor Series VII 2,433,20038.9M $2.05 %2.18 %as of Apr 30, 2026 ↗
iShares Russell 2000 ETF iShares Trust 2,228,87631M $0.04 %2.00 %as of Mar 31, 2026 ↗
Fidelity Small Cap Growth Fund Fidelity Securities Fund 2,115,96133.9M $0.40 %1.90 %as of Apr 30, 2026 ↗
Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST 1,512,44421M $1.32 %1.36 %as of Mar 31, 2026 ↗
Select Health Care Portfolio Fidelity Select Portfolios 1,420,00021.5M $0.35 %1.27 %as of Feb 28, 2026 ↗
Fidelity Stock Selector Small Cap Fund Fidelity Capital Trust 1,248,78320M $0.29 %1.12 %as of Apr 30, 2026 ↗
Select Biotechnology Portfolio Fidelity Select Portfolios 1,219,57518.5M $0.35 %1.09 %as of Feb 28, 2026 ↗
Strategic Advisers Fidelity U.S. Total Stock Fund Fidelity Rutland Square Trust II 1,138,10917.3M $0.01 %1.02 %as of Feb 28, 2026 ↗
Fidelity Small Cap Growth K6 Fund Fidelity Securities Fund 1,053,38916.9M $0.39 %0.95 %as of Apr 30, 2026 ↗
Fidelity Series Small Cap Opportunities Fund Fidelity Securities Fund 1,001,02716M $0.32 %0.90 %as of Apr 30, 2026 ↗
VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS 931,60612.9M $0.02 %0.84 %as of Mar 31, 2026 ↗
Fidelity Small Cap Index Fund Fidelity Salem Street Trust 904,34614.5M $0.04 %0.81 %as of Apr 30, 2026 ↗
Fidelity Balanced Fund Fidelity Puritan Trust 879,83713.3M $0.02 %0.79 %as of Feb 28, 2026 ↗
Franklin Small Cap Growth Fund Franklin Strategic Series 751,24512M $0.49 %0.67 %as of Apr 30, 2026 ↗
Fidelity Advisor Health Care Fund Fidelity Advisor Series VII 715,00011.4M $0.40 %0.64 %as of Apr 30, 2026 ↗
iShares Biotechnology ETF iShares Trust 687,5369.6M $0.12 %0.62 %as of Mar 31, 2026 ↗
Franklin Biotechnology Discovery Fund Franklin Strategic Series 649,25910.4M $1.00 %0.58 %as of Apr 30, 2026 ↗
iShares Russell 2000 Growth ETF iShares Trust 573,2508M $0.07 %0.51 %as of Mar 31, 2026 ↗
Fidelity Extended Market Index Fund Fidelity Concord Street Trust 449,3396.8M $0.02 %0.40 %as of Feb 28, 2026 ↗
VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS 439,5696.7M $0.04 %0.39 %as of Feb 28, 2026 ↗
Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST 409,4746.2M $0.03 %0.37 %as of Feb 28, 2026 ↗
State Street(R) SPDR(R) S&P(R) Pharmaceuticals ETF SPDR SERIES TRUST 395,4135.5M $1.79 %0.35 %as of Mar 31, 2026 ↗
Fidelity U.S. Equity Central Fund Fidelity Central Investment Portfolios LLC 380,0005.3M $0.03 %0.34 %as of Mar 31, 2026 ↗
Fidelity Small Cap Value Fund Fidelity Securities Fund 360,0005.8M $0.11 %0.32 %as of Apr 30, 2026 ↗
Fidelity Growth Company Fund Fidelity Mt. Vernon Street Trust 341,8065.2M $0.01 %0.31 %as of Feb 28, 2026 ↗
BlackRock Advantage Small Cap Core Fund BlackRock Funds 311,0274.7M $0.10 %0.28 %as of Feb 27, 2026 ↗
VIP Health Care Portfolio Variable Insurance Products Fund IV 260,0003.6M $0.36 %0.23 %as of Mar 31, 2026 ↗
Select Pharmaceuticals Portfolio Fidelity Select Portfolios 257,8003.9M $0.26 %0.23 %as of Feb 28, 2026 ↗
VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND 246,5413.7M $0.02 %0.22 %as of Feb 28, 2026 ↗
U.S. MICRO CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 245,5123.9M $0.05 %0.22 %as of Apr 30, 2026 ↗
Driehaus Micro Cap Growth Fund Driehaus Mutual Funds 235,1873.3M $0.71 %0.21 %as of Mar 31, 2026 ↗
iShares U.S. Pharmaceuticals ETF iShares Trust 233,2803.2M $0.32 %0.21 %as of Mar 31, 2026 ↗
iShares Micro-Cap ETF iShares Trust 230,2653.2M $0.26 %0.21 %as of Mar 31, 2026 ↗
Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust 209,9362.9M $0.03 %0.19 %as of Mar 31, 2026 ↗
U.S. SMALL CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 200,7893.2M $0.02 %0.18 %as of Apr 30, 2026 ↗
Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST 200,7133.2M $0.04 %0.18 %as of Apr 30, 2026 ↗
iShares Russell 2000 Value ETF iShares Trust 180,0452.5M $0.02 %0.16 %as of Mar 31, 2026 ↗
VANGUARD U.S. MOMENTUM FACTOR ETF VANGUARD WELLINGTON FUND 173,6522.6M $0.19 %0.16 %as of Feb 28, 2026 ↗
Fidelity Small Cap Discovery Fund Fidelity Concord Street Trust 172,0772.8M $0.12 %0.15 %as of Apr 30, 2026 ↗
First Trust Small Cap Growth AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund 168,0222.7M $0.26 %0.15 %as of Apr 30, 2026 ↗
Fidelity Total Market Index Fund Fidelity Concord Street Trust 152,7172.3M $0.00 %0.14 %as of Feb 28, 2026 ↗
Dimensional U.S. Small Cap ETF Dimensional ETF Trust 150,4112.4M $0.02 %0.13 %as of Apr 30, 2026 ↗
Master Small Cap Index Series Quantitative Master Series LLC 143,5862M $0.04 %0.13 %as of Mar 31, 2026 ↗
Fidelity Series Small Cap Discovery Fund Fidelity Concord Street Trust 136,7302.2M $0.11 %0.12 %as of Apr 30, 2026 ↗
Fidelity Series Total Market Index Fund Fidelity Concord Street Trust 128,0441.9M $0.00 %0.11 %as of Feb 28, 2026 ↗
Fidelity Series All-Sector Equity Fund Fidelity Devonshire Trust 123,1002M $0.04 %0.11 %as of Apr 30, 2026 ↗
VIP Balanced Portfolio Variable Insurance Products Fund III 118,6001.6M $0.02 %0.11 %as of Mar 31, 2026 ↗
Adara Smaller Companies Fund RBB Fund, Inc. 113,3501.7M $0.23 %0.10 %as of Feb 28, 2026 ↗
iShares Core S&P Total U.S. Stock Market ETF iShares Trust 112,0231.6M $0.00 %0.10 %as of Mar 31, 2026 ↗
Nuveen Small Cap Blend Index Fund TIAA-CREF Funds 107,4871.7M $0.04 %0.10 %as of Apr 30, 2026 ↗
Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust 106,4461.7M $0.06 %0.10 %as of Apr 30, 2026 ↗
Fidelity Growth Company K6 Fund Fidelity Mt. Vernon Street Trust 98,0501.5M $0.01 %0.09 %as of Feb 28, 2026 ↗
ALPS Medical Breakthroughs ETF ALPS ETF TRUST 97,8791.5M $1.08 %0.09 %as of Feb 28, 2026 ↗
EQ/2000 Managed Volatility Portfolio EQ Advisors Trust 95,7301.3M $0.04 %0.09 %as of Mar 31, 2026 ↗
Federated Hermes MDT Small Cap Growth Fund Federated Hermes MDT Series 88,8591.4M $0.19 %0.08 %as of Apr 30, 2026 ↗
iShares ESG Aware MSCI USA Small-Cap ETF iShares Trust 87,5991.3M $0.06 %0.08 %as of Feb 28, 2026 ↗
Fidelity Series Growth Company Fund Fidelity Mt. Vernon Street Trust 86,7001.3M $0.01 %0.08 %as of Feb 28, 2026 ↗
Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II 84,0411.3M $0.00 %0.08 %as of Feb 28, 2026 ↗
Fidelity Fundamental Small-Mid Cap ETF Fidelity Covington Trust 82,9351.3M $0.10 %0.07 %as of Apr 30, 2026 ↗
VIP Stock Selector Portfolio Variable Insurance Products Fund 80,0001.1M $0.02 %0.07 %as of Mar 31, 2026 ↗
iShares U.S. Small-Cap Equity Factor ETF iShares Trust 78,1361.3M $0.03 %0.07 %as of Apr 30, 2026 ↗
Nuveen ESG Small-Cap ETF NuShares ETF Trust 69,6491.1M $0.09 %0.06 %as of Apr 30, 2026 ↗
Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust 67,2571M $0.00 %0.06 %as of Feb 28, 2026 ↗
Nuveen Equity Index Fund TIAA-CREF Funds 65,6091M $0.00 %0.06 %as of Apr 30, 2026 ↗
VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND 64,6321M $0.00 %0.06 %as of Apr 30, 2026 ↗
VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS 63,001955.7K $0.07 %0.06 %as of Feb 28, 2026 ↗
LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST 58,400811.8K $0.04 %0.05 %as of Mar 31, 2026 ↗
Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST 58,304884.5K $0.00 %0.05 %as of Feb 28, 2026 ↗
VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS 56,778789.2K $0.00 %0.05 %as of Mar 31, 2026 ↗
JPMorgan Small Cap Value Fund JPMorgan Trust II 54,714760.5K $0.07 %0.05 %as of Mar 31, 2026 ↗
Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust 54,057864.9K $0.00 %0.05 %as of Apr 30, 2026 ↗
Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust 53,791747.7K $0.07 %0.05 %as of Mar 31, 2026 ↗
Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST 50,499808K $0.00 %0.05 %as of Apr 30, 2026 ↗
First Trust Small Cap Core AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund 49,811797K $0.07 %0.04 %as of Apr 30, 2026 ↗
VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS 48,756677.7K $0.00 %0.04 %as of Mar 31, 2026 ↗
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Goldman Sachs ETF Trust 47,360718.5K $0.08 %0.04 %as of Feb 28, 2026 ↗
Destinations Small-Mid Cap Equity Fund Brinker Capital Destinations Trust 43,820664.7K $0.09 %0.04 %as of Feb 28, 2026 ↗
Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust 42,538680.6K $0.00 %0.04 %as of Apr 30, 2026 ↗
Small Cap Index Fund Northern Funds 41,491576.7K $0.04 %0.04 %as of Mar 31, 2026 ↗
Diversified Equity Master Portfolio Master Investment Portfolio 40,398561.5K $0.02 %0.04 %as of Mar 31, 2026 ↗
Global X Russell 2000 ETF GLOBAL X FUNDS 39,313629K $0.04 %0.04 %as of Apr 30, 2026 ↗
Fidelity Nasdaq Composite Index ETF Fidelity Commonwealth Trust 39,184594.4K $0.01 %0.04 %as of Feb 28, 2026 ↗
EQ/Small Company Index Portfolio EQ Advisors Trust 39,000542.1K $0.03 %0.04 %as of Mar 31, 2026 ↗
BlackRock Advantage Small Cap Growth Fund BlackRock Funds 38,320532.6K $0.08 %0.03 %as of Mar 31, 2026 ↗
Small Cap Index Fund VALIC Co I 34,949530.2K $0.04 %0.03 %as of Feb 28, 2026 ↗
EQ/Fidelity Institutional AM Large Cap Portfolio EQ Advisors Trust 33,243462.1K $0.03 %0.03 %as of Mar 31, 2026 ↗
Optimize Strategy Index ETF Advisor Managed Portfolios 32,001444.8K $0.21 %0.03 %as of Mar 31, 2026 ↗
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST 31,200433.7K $0.02 %0.03 %as of Mar 31, 2026 ↗
Fidelity Balanced K6 Fund Fidelity Puritan Trust 31,064471.2K $0.02 %0.03 %as of Feb 28, 2026 ↗
JPMorgan BetaBuilders U.S. Small Cap Equity ETF J.P. Morgan Exchange-Traded Fund Trust 30,496487.9K $0.07 %0.03 %as of Apr 30, 2026 ↗
Fidelity MSCI Health Care Index ETF FIDELITY COVINGTON TRUST 30,218483.5K $0.02 %0.03 %as of Apr 30, 2026 ↗
Federated Hermes MDT Small Cap Core ETF Federated Hermes ETF Trust 30,048455.8K $0.30 %0.03 %as of Feb 28, 2026 ↗
MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II 29,276406.9K $0.04 %0.03 %as of Mar 31, 2026 ↗
Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust 29,274468.4K $0.02 %0.03 %as of Apr 30, 2026 ↗
U.S. CORE EQUITY 2 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 27,931446.9K $0.00 %0.03 %as of Apr 30, 2026 ↗
ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust 26,577369.4K $0.04 %0.02 %as of Mar 31, 2026 ↗
Fidelity Small Cap Value Index Fund Fidelity Salem Street Trust 25,757358K $0.02 %0.02 %as of Mar 31, 2026 ↗
T. Rowe Price Extended Equity Market Index Fund T. ROWE PRICE INDEX TRUST, INC. 25,000347.5K $0.03 %0.02 %as of Mar 31, 2026 ↗
iShares Morningstar Small-Cap Growth ETF iShares Trust 24,966399.5K $0.04 %0.02 %as of Apr 30, 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
Fidelity Advisor Biotechnology Fund Fidelity Advisor Series VII 2.05 %as of Apr 30, 2026 ↗
State Street(R) SPDR(R) S&P(R) Pharmaceuticals ETF SPDR SERIES TRUST 1.79 %as of Mar 31, 2026 ↗
PROFUND VP PHARMACEUTICALS ProFunds 1.71 %as of Mar 31, 2026 ↗
Direxion Daily Pharmaceutical & Medical Bull 3X Shares Direxion Shares ETF Trust 1.43 %as of Apr 30, 2026 ↗
PHARMACEUTICALS ULTRASECTOR PROFUND ProFunds 1.41 %as of Apr 30, 2026 ↗
Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST 1.32 %as of Mar 31, 2026 ↗
ALPS Medical Breakthroughs ETF ALPS ETF TRUST 1.08 %as of Feb 28, 2026 ↗
Franklin Biotechnology Discovery Fund Franklin Strategic Series 1.00 %as of Apr 30, 2026 ↗
Virtus Biotech Clinical Trials Etf ETFis Series Trust I 0.90 %as of Apr 30, 2026 ↗
Driehaus Micro Cap Growth Fund Driehaus Mutual Funds 0.71 %as of Mar 31, 2026 ↗

Quarter after quarter

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

QuarterHoldersChangeSharesChange
2026Q2191+535,200,818+2.2 %
2026Q1186+2534,455,559+31.9 %
2025Q4161+5126,128,968+94.6 %
2025Q3110+6213,424,249+89.9 %
2025Q248+67,067,790+28.1 %
2025Q142+35,515,531+11.9 %
2024Q439-524,930,249-48.3 %
2024Q391-629,531,408-27.9 %
2024Q2153+713,228,863-14.6 %
2024Q1146-215,491,863+4.4 %
2023Q414814,839,570

Institutional managers

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

ManagerSharesValue
FMR LLC16,630,541231.2M $as of Mar 31, 2026
BlackRock, Inc.8,828,836122.7M $as of Mar 31, 2026
PERCEPTIVE ADVISORS LLC8,284,882115.2M $as of Mar 31, 2026
TCG Crossover Management, LLC6,243,81286.8M $as of Mar 31, 2026
Commodore Capital LP5,650,00078.5M $as of Mar 31, 2026
JANUS HENDERSON GROUP PLC4,986,07369.3M $as of Mar 31, 2026
Saturn V Capital Management LP4,349,88560.5M $as of Mar 31, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.3,560,76449.5M $as of Mar 31, 2026
First Light Asset Management, LLC3,190,64544.3M $as of Mar 31, 2026
Driehaus Capital Management LLC2,987,14741.5M $as of Mar 31, 2026
GOLDMAN SACHS GROUP INC2,625,99136.5M $as of Mar 31, 2026
STATE STREET CORP2,363,16132.8M $as of Mar 31, 2026
FRANKLIN RESOURCES INC2,261,56931.4M $as of Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC2,210,93230.7M $as of Mar 31, 2026
MORGAN STANLEY2,175,54730.2M $as of Mar 31, 2026
Almitas Capital LLC2,122,59729.5M $as of Mar 31, 2026
GREAT POINT PARTNERS LLC1,750,00024.3M $as of Mar 31, 2026
Jones Hill Capital LP1,598,79422.2M $as of Mar 31, 2026
683 Capital Management, LLC1,530,00021.3M $as of Mar 31, 2026
EVENTIDE ASSET MANAGEMENT, LLC1,513,95821M $as of Mar 31, 2026
BANK OF AMERICA CORP /DE/1,330,68918.5M $as of Mar 31, 2026
DEUTSCHE BANK AG\1,267,78517.6M $as of Mar 31, 2026
Siren, L.L.C.1,230,00017.1M $as of Mar 31, 2026
Balyasny Asset Management L.P.1,107,27115.4M $as of Mar 31, 2026
ADAR1 Capital Management, LLC1,000,60413.9M $as of Mar 31, 2026

Declared shareholders of Amylyx Pharmaceuticals Inc

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

ShareholderDeclared stakeShares
Perceptive Advisors LLC and 2 others7.50 %8,284,882as of Mar 31, 2026 · SCHEDULE 13G
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Titelia. "Funds holding Amylyx Pharmaceuticals Inc". https://titelia.com/en/stocks/amylyx-pharmaceuticals-inc-US03237H1014