Titelia

Funds holding AMYLYX PHARMACEUTICALS INC

ISIN US03237H1014 · United States

Fund holders
185
Of which ETFs
43 142 other funds
Value held
664.5M $
Share of capital
33.1 % of 111.4M shares on Jul 27, 2026
FundSharesValueWeight in fundShare of capital
VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS 3,154,72356.7M $0.00 %2.83 %as of Jun 30, 2026 ↗
Fidelity Advisor Biotechnology Fund Fidelity Advisor Series VII 2,433,20049.4M $2.25 %2.18 %as of Jul 31, 2026 ↗
iShares Russell 2000 ETF iShares Trust 2,360,38642.4M $0.05 %2.12 %as of Jun 30, 2026 ↗
Fidelity Small Cap Growth Fund Fidelity Securities Fund 2,115,96143M $0.49 %1.90 %as of Jul 31, 2026 ↗
Select Health Care Portfolio Fidelity Select Portfolios 1,420,00020.4M $0.35 %1.27 %as of May 31, 2026 ↗
Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST 1,324,99423.8M $1.33 %1.19 %as of Jun 30, 2026 ↗
Fidelity Stock Selector Small Cap Fund Fidelity Capital Trust 1,257,80025.5M $0.35 %1.13 %as of Jul 31, 2026 ↗
Strategic Advisers Fidelity U.S. Total Stock Fund Fidelity Rutland Square Trust II 1,138,10916.3M $0.01 %1.02 %as of May 31, 2026 ↗
Select Biotechnology Portfolio Fidelity Select Portfolios 1,097,17515.7M $0.30 %0.98 %as of May 31, 2026 ↗
Fidelity Small Cap Growth K6 Fund Fidelity Securities Fund 1,053,38921.4M $0.47 %0.95 %as of Jul 31, 2026 ↗
Fidelity Small Cap Index Fund Fidelity Salem Street Trust 1,007,04720.5M $0.06 %0.90 %as of Jul 31, 2026 ↗
Fidelity Series Small Cap Opportunities Fund Fidelity Securities Fund 1,006,42720.4M $0.43 %0.90 %as of Jul 31, 2026 ↗
VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS 963,18817.3M $0.02 %0.86 %as of Jun 30, 2026 ↗
Fidelity Balanced Fund Fidelity Puritan Trust 879,83712.6M $0.02 %0.79 %as of May 31, 2026 ↗
iShares Russell 2000 Growth ETF iShares Trust 848,85415.2M $0.10 %0.76 %as of Jun 30, 2026 ↗
JPMorgan Small Cap Growth Fund JPMorgan Trust II 799,06614.4M $0.55 %0.72 %as of Jun 30, 2026 ↗
Franklin Biotechnology Discovery Fund Franklin Strategic Series 752,82415.3M $1.32 %0.68 %as of Jul 31, 2026 ↗
Franklin Small Cap Growth Fund Franklin Strategic Series 743,98315.1M $0.61 %0.67 %as of Jul 31, 2026 ↗
Fidelity Advisor Health Care Fund Fidelity Advisor Series VII 715,00014.5M $0.47 %0.64 %as of Jul 31, 2026 ↗
iShares Biotechnology ETF iShares Trust 658,48111.8M $0.13 %0.59 %as of Jun 30, 2026 ↗
State Street(R) SPDR(R) S&P(R) Pharmaceuticals ETF SPDR SERIES TRUST 485,7218.7M $2.04 %0.44 %as of Jun 30, 2026 ↗
VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS 469,3796.7M $0.04 %0.42 %as of May 31, 2026 ↗
Fidelity Extended Market Index Fund Fidelity Concord Street Trust 430,9006.2M $0.01 %0.39 %as of May 31, 2026 ↗
Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST 402,8535.8M $0.03 %0.36 %as of May 31, 2026 ↗
Fidelity U.S. Equity Central Fund Fidelity Central Investment Portfolios LLC 380,0006.8M $0.03 %0.34 %as of Jun 30, 2026 ↗
Fidelity Small Cap Value Fund Fidelity Securities Fund 360,0007.3M $0.13 %0.32 %as of Jul 31, 2026 ↗
Fidelity Growth Company Fund Fidelity Mt. Vernon Street Trust 341,8064.9M $0.01 %0.31 %as of May 31, 2026 ↗
BlackRock Advantage Small Cap Core Fund BlackRock Funds 307,2354.4M $0.08 %0.28 %as of May 29, 2026 ↗
Driehaus Micro Cap Growth Fund Driehaus Mutual Funds 279,8105M $0.84 %0.25 %as of Jun 30, 2026 ↗
VIP Health Care Portfolio Variable Insurance Products Fund IV 260,0004.7M $0.40 %0.23 %as of Jun 30, 2026 ↗
Select Pharmaceuticals Portfolio Fidelity Select Portfolios 257,8003.7M $0.25 %0.23 %as of May 31, 2026 ↗
JPMorgan Small Cap Blend Fund JPMorgan Trust I 253,9844.6M $0.27 %0.23 %as of Jun 30, 2026 ↗
Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust 246,0864.4M $0.04 %0.22 %as of Jun 30, 2026 ↗
U.S. MICRO CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 245,5125M $0.06 %0.22 %as of Jul 31, 2026 ↗
Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST 223,3394.5M $0.06 %0.20 %as of Jul 31, 2026 ↗
iShares U.S. Pharmaceuticals ETF iShares Trust 219,6123.9M $0.35 %0.20 %as of Jun 30, 2026 ↗
VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND 209,4844.3M $0.02 %0.19 %as of Jul 31, 2026 ↗
U.S. SMALL CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 198,7304M $0.02 %0.18 %as of Jul 31, 2026 ↗
VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND 198,0582.8M $0.02 %0.18 %as of May 31, 2026 ↗
First Trust Small Cap Growth AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund 195,4404M $0.31 %0.18 %as of Jul 31, 2026 ↗
Federated Hermes MDT Small Cap Growth Fund Federated Hermes MDT Series 177,3443.6M $0.43 %0.16 %as of Jul 31, 2026 ↗
Fidelity Small Cap Discovery Fund Fidelity Concord Street Trust 172,0773.5M $0.15 %0.15 %as of Jul 31, 2026 ↗
Master Small Cap Index Series Quantitative Master Series LLC 171,9103.1M $0.05 %0.15 %as of Jun 30, 2026 ↗
Fidelity Total Market Index Fund Fidelity Concord Street Trust 159,6552.3M $0.00 %0.14 %as of May 31, 2026 ↗
Dimensional U.S. Small Cap ETF Dimensional ETF Trust 148,4853M $0.02 %0.13 %as of Jul 31, 2026 ↗
VANGUARD U.S. MOMENTUM FACTOR ETF VANGUARD WELLINGTON FUND 145,4542.1M $0.11 %0.13 %as of May 31, 2026 ↗
Fidelity Series Small Cap Discovery Fund Fidelity Concord Street Trust 136,7302.8M $0.14 %0.12 %as of Jul 31, 2026 ↗
Adara Smaller Companies Fund RBB Fund, Inc. 136,2162M $0.24 %0.12 %as of May 31, 2026 ↗
Fidelity Series Total Market Index Fund Fidelity Concord Street Trust 127,1081.8M $0.00 %0.11 %as of May 31, 2026 ↗
Fidelity Series All-Sector Equity Fund Fidelity Devonshire Trust 123,1002.5M $0.04 %0.11 %as of Jul 31, 2026 ↗
Nuveen Small Cap Blend Index Fund TIAA-CREF Funds 121,6582.5M $0.06 %0.11 %as of Jul 31, 2026 ↗
VIP Balanced Portfolio Variable Insurance Products Fund III 118,6002.1M $0.02 %0.11 %as of Jun 30, 2026 ↗
iShares Core S&P Total U.S. Stock Market ETF iShares Trust 114,7432.1M $0.00 %0.10 %as of Jun 30, 2026 ↗
ALPS Medical Breakthroughs ETF ALPS ETF TRUST 113,9331.6M $1.01 %0.10 %as of May 31, 2026 ↗
EQ/2000 Managed Volatility Portfolio EQ Advisors Trust 100,0771.8M $0.05 %0.09 %as of Jun 30, 2026 ↗
First Trust Small Cap Core AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund 97,1422M $0.14 %0.09 %as of Jul 31, 2026 ↗
Fidelity Growth Company K6 Fund Fidelity Mt. Vernon Street Trust 96,7881.4M $0.01 %0.09 %as of May 31, 2026 ↗
Fidelity Series Growth Company Fund Fidelity Mt. Vernon Street Trust 86,7001.2M $0.01 %0.08 %as of May 31, 2026 ↗
iShares U.S. Small-Cap Equity Factor ETF iShares Trust 86,6131.8M $0.04 %0.08 %as of Jul 31, 2026 ↗
Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust 86,1681.5M $0.10 %0.08 %as of Jun 30, 2026 ↗
Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust 83,7601.7M $0.06 %0.08 %as of Jul 31, 2026 ↗
Fidelity Fundamental Small-Mid Cap ETF Fidelity Covington Trust 82,6881.7M $0.11 %0.07 %as of Jul 31, 2026 ↗
iShares ESG Aware MSCI USA Small-Cap ETF iShares Trust 80,7521.2M $0.05 %0.07 %as of May 31, 2026 ↗
VIP Stock Selector Portfolio Variable Insurance Products Fund 80,0001.4M $0.03 %0.07 %as of Jun 30, 2026 ↗
Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II 72,9101M $0.00 %0.07 %as of May 31, 2026 ↗
Nuveen ESG Small-Cap ETF NuShares ETF Trust 70,5051.4M $0.11 %0.06 %as of Jul 31, 2026 ↗
Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust 67,257965.1K $0.00 %0.06 %as of May 31, 2026 ↗
VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS 66,059947.9K $0.06 %0.06 %as of May 31, 2026 ↗
Nuveen Equity Index Fund TIAA-CREF Funds 65,6091.3M $0.00 %0.06 %as of Jul 31, 2026 ↗
LVIP State Street Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST 65,2001.2M $0.05 %0.06 %as of Jun 30, 2026 ↗
Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST 58,783843.5K $0.00 %0.05 %as of May 31, 2026 ↗
BlackRock Advantage Small Cap Growth Fund BlackRock Funds 56,9461M $0.12 %0.05 %as of Jun 30, 2026 ↗
EQ/Small Company Index Portfolio EQ Advisors Trust 54,500978.8K $0.05 %0.05 %as of Jun 30, 2026 ↗
Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust 54,0571.1M $0.00 %0.05 %as of Jul 31, 2026 ↗
VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS 53,798966.2K $0.00 %0.05 %as of Jun 30, 2026 ↗
JPMorgan Small Cap Value Fund JPMorgan Trust II 51,570926.2K $0.07 %0.05 %as of Jun 30, 2026 ↗
Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST 50,4991M $0.00 %0.05 %as of Jul 31, 2026 ↗
VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS 48,756875.7K $0.00 %0.04 %as of Jun 30, 2026 ↗
Destinations Small-Mid Cap Equity Fund Brinker Capital Destinations Trust 48,256692.5K $0.09 %0.04 %as of May 31, 2026 ↗
Federated Hermes MDT Small Cap Core ETF Federated Hermes ETF Trust 47,310678.9K $0.25 %0.04 %as of May 31, 2026 ↗
Small Cap Index Fund Northern Funds 46,462834.5K $0.05 %0.04 %as of Jun 30, 2026 ↗
Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust 45,584925.8K $0.00 %0.04 %as of Jul 31, 2026 ↗
Global X Russell 2000 ETF GLOBAL X FUNDS 43,949892.6K $0.06 %0.04 %as of Jul 31, 2026 ↗
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Goldman Sachs ETF Trust 43,655626.4K $0.06 %0.04 %as of May 31, 2026 ↗
Fidelity Nasdaq Composite Index ETF Fidelity Commonwealth Trust 39,887572.4K $0.01 %0.04 %as of May 31, 2026 ↗
Small Cap Index Fund VALIC Co I 36,844528.7K $0.04 %0.03 %as of May 31, 2026 ↗
PGIM Jennison Blend Fund Prudential Jennison Blend Fund, Inc. 35,351507.3K $0.04 %0.03 %as of May 29, 2026 ↗
Fidelity MSCI Health Care Index ETF FIDELITY COVINGTON TRUST 34,142693.4K $0.02 %0.03 %as of Jul 31, 2026 ↗
EQ/Fidelity Institutional AM Large Cap Portfolio EQ Advisors Trust 33,243597K $0.04 %0.03 %as of Jun 30, 2026 ↗
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST 33,100594.5K $0.02 %0.03 %as of Jun 30, 2026 ↗
EQ/AB Small Cap Growth Portfolio EQ Advisors Trust 33,000592.7K $0.03 %0.03 %as of Jun 30, 2026 ↗
MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II 32,311580.3K $0.05 %0.03 %as of Jun 30, 2026 ↗
Optimize Strategy Index ETF Advisor Managed Portfolios 31,890572.7K $0.20 %0.03 %as of Jun 30, 2026 ↗
Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust 31,251634.7K $0.02 %0.03 %as of Jul 31, 2026 ↗
Fidelity Balanced K6 Fund Fidelity Puritan Trust 31,064445.8K $0.02 %0.03 %as of May 31, 2026 ↗
Diversified Equity Alpha Master Portfolio Master Investment Portfolio 30,517548.1K $0.02 %0.03 %as of Jun 30, 2026 ↗
College Retirement Equities Fund - Total Global Stock Account College Retirement Equities Fund 28,715515.7K $0.00 %0.03 %as of Jun 30, 2026 ↗
ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust 28,057503.9K $0.05 %0.03 %as of Jun 30, 2026 ↗
U.S. CORE EQUITY 2 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC 27,931567.3K $0.00 %0.03 %as of Jul 31, 2026 ↗
Small-Cap Index Portfolio PACIFIC SELECT FUND 26,400474.1K $0.05 %0.02 %as of Jun 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 ranks funds by number of shares. This one ranks them by the weight of the company in each fund.

FundWeight in fund
Fidelity Advisor Biotechnology Fund Fidelity Advisor Series VII 2.25 %as of Jul 31, 2026 ↗
State Street(R) SPDR(R) S&P(R) Pharmaceuticals ETF SPDR SERIES TRUST 2.04 %as of Jun 30, 2026 ↗
PROFUND VP PHARMACEUTICALS ProFunds 1.97 %as of Jun 30, 2026 ↗
Direxion Daily Pharmaceutical & Medical Bull 3X Shares Direxion Shares ETF Trust 1.72 %as of Jul 31, 2026 ↗
PHARMACEUTICALS ULTRASECTOR PROFUND ProFunds 1.62 %as of Jul 31, 2026 ↗
Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST 1.33 %as of Jun 30, 2026 ↗
Franklin Biotechnology Discovery Fund Franklin Strategic Series 1.32 %as of Jul 31, 2026 ↗
ALPS Medical Breakthroughs ETF ALPS ETF TRUST 1.01 %as of May 31, 2026 ↗
Virtus Biotech Clinical Trials Etf ETFis Series Trust I 0.93 %as of Jul 31, 2026 ↗
Driehaus Micro Cap Growth Fund Driehaus Mutual Funds 0.84 %as of Jun 30, 2026 ↗

Quarter after quarter

Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.

QuarterHoldersChangeSharesChange
2026Q3185-636,831,851+4.6 %
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 table shows the 25 largest.

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
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