ALNY · Alnylam Pharmaceuticals, Inc. · Shareholders & Ownership
Every disclosed holder of ALNY 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 ALNY
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) | 132,908,796 | 99.23% |
| Insiders (Forms 3, 4, 5) | 620,228 | 0.46% |
| 13D/G-only blocks | 0 | 0.00% |
| Remaining | 408,552 | 0.31% |
| Registered funds (N-PORT, not summed) | 73,997,774 | 55.25% |
Shares outstanding: 133,937,576, 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 ALNY
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
FMR LLC
13F
CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
15,023,962 | ||
| 1.1 |
Fidelity OTC Portfolio
Fund
S000007191 · Registered fund · Jul 31, 2026
Fidelity Securities Fund, not summed
|
2,140,824 | ||
| 1.2 |
Fidelity Growth Company Fund
Fund
S000007119 · Registered fund · Aug 31, 2026
Fidelity Mt. Vernon Street Trust, not summed
|
894,221 | ||
| 1.3 |
Strategic Advisers Fidelity U.S. Total Stock Fund
Fund
S000061481 · Registered fund · Aug 31, 2026
Fidelity Rutland Square Trust II, not summed
|
888,463 | ||
| 1.4 |
Fidelity Extended Market Index Fund
Fund
S000006021 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
|
650,815 | ||
| 1.5 |
Select Health Care Portfolio
Fund
S000007466 · Registered fund · Aug 31, 2026
Fidelity Select Portfolios, not summed
|
550,000 | ||
| 2 |
Capital World Investors
13F
CIK 1422849 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
11,144,846 | ||
| 3 |
BlackRock, Inc.
13F
CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
10,907,675 | ||
| 3.1 |
iShares Biotechnology ETF
Fund
S000004350 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
942,174 | ||
| 3.2 |
iShares Russell Mid-Cap Growth ETF
Fund
S000004336 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
786,679 | ||
| 3.3 |
iShares Russell Mid-Cap ETF
Fund
S000004338 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
548,234 | ||
| 3.4 |
iShares MSCI USA Min Vol Factor ETF
Fund
S000031838 · Registered fund · Jul 31, 2026
iShares Trust, not summed
|
519,903 | ||
| 3.5 |
iShares Russell 1000 Growth ETF
Fund
S000004346 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
509,032 | ||
| 4 |
Capital Research Global Investors
13F
CIK 1422848 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
9,750,699 | ||
| 5 |
Growth Fund of America
Fund
S000009228 · Registered fund · May 31, 2026
Growth Fund of America, not summed
|
7,670,994 | ||
| 6 |
VANGUARD PORTFOLIO MANAGEMENT LLC
13F
CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
6,538,390 | ||
| 7 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
6,029,478 | ||
| 8 |
T. Rowe Price Investment Management, Inc.
13F
CIK 1897612 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
5,642,173 | ||
| 9 |
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund
S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
4,239,087 | ||
| 10 |
AMCAP Fund
Fund
S000008817 · Registered fund · May 31, 2026
AMCAP Fund, not summed
|
4,101,680 | ||
| 11 |
Invesco Ltd.
13F
CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,754,318 | ||
| 11.1 |
Invesco NASDAQ 100 ETF
Fund
S000069448 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
563,667 | ||
| 11.2 |
Invesco Biotechnology & Genome ETF
Fund
S000003026 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
|
43,457 | ||
| 11.3 |
Invesco MSCI USA ETF
Fund
S000058746 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
22,908 | ||
| 11.4 |
Invesco Nasdaq Biotechnology ETF
Fund
S000072469 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
7,110 | ||
| 11.5 |
Invesco MSCI North America Climate ETF
Fund
S000089010 · Registered fund · May 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
|
5,286 | ||
| 12 |
|
3,555,689 | ||
| 12.1 |
State Street(R) SPDR(R) S&P(R) Biotech ETF
Fund
S000010018 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
341,887 | ||
| 12.2 |
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund
S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
46,480 | ||
| 12.3 |
State Street(R) SPDR(R) MSCI USA StrategicFactors(SM) ETF
Fund
S000048346 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
11,338 | ||
| 12.4 |
State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF
Fund
S000063362 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
7,186 | ||
| 12.5 |
State Street(R) SPDR(R) MSCI USA Gender Diversity ETF
Fund
S000053058 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
1,337 | ||
| 13 |
VANGUARD MID-CAP INDEX FUND
Fund
S000002844 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
2,893,030 | ||
| 14 |
Invesco QQQ Trust, Series 1
Fund
S000101292 · Registered fund · Jun 30, 2026
Invesco QQQ Trust, Series 1, not summed
|
2,834,095 | ||
| 15 |
JPMORGAN CHASE & CO
13F
CIK 19617 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,675,517 | ||
| 16 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,635,840 | ||
| 17 |
BAILLIE GIFFORD & CO
13F
CIK 1088875 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,439,889 | ||
| 18 |
NORGES BANK
13F
CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,271,813 | ||
| 19 |
WELLINGTON MANAGEMENT GROUP LLP
13F
CIK 902219 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,110,407 | ||
| 19.1 |
VANGUARD HEALTH CARE FUND
Fund
S000002922 · Registered fund · Jul 31, 2026
VANGUARD SPECIALIZED FUNDS, not summed
|
2,136,580 | ||
| 20 |
Orbis Allan Gray Ltd
13F
CIK 1663865 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,987,407 | ||
| 21 |
Dodge & Cox
13F
CIK 200217 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,955,393 | ||
| 21.1 |
Dodge & Cox Stock Fund
Fund
S000011202 · Registered fund · Jun 30, 2026
Dodge & Cox Funds, not summed
|
1,233,200 | ||
| 21.2 |
Dodge & Cox Global Stock Fund
Fund
S000022057 · Registered fund · Jun 30, 2026
Dodge & Cox Funds, not summed
|
161,841 | ||
| 21.3 |
Dodge & Cox Balanced Fund
Fund
S000011204 · Registered fund · Jun 30, 2026
Dodge & Cox Funds, not summed
|
53,400 | ||
| 22 |
TWO SIGMA INVESTMENTS, LP
13F
CIK 1179392 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,875,937 | ||
| 23 |
AMERICAN CENTURY COMPANIES INC
13F
CIK 748054 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,853,956 | ||
| 23.1 |
Ultra Fund
Fund
S000006195 · Registered fund · Jul 31, 2026
American Century Mutual Funds, Inc., not summed
|
688,000 | ||
| 23.2 |
Heritage Fund
Fund
S000006206 · Registered fund · Jul 31, 2026
American Century Mutual Funds, Inc., not summed
|
450,954 | ||
| 23.3 |
Disciplined Growth Fund
Fund
S000005976 · Registered fund · Jun 30, 2026
American Century Quantitative Equity Funds, Inc., not summed
|
2,015 | ||
| 24 |
VANGUARD GROWTH INDEX FUND
Fund
S000002842 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,624,001 | ||
| 25 |
Investment Co of America
Fund
S000009597 · Registered fund · Jun 30, 2026
Investment Co of America, not summed
|
1,612,942 | ||
| 26 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,530,865 | ||
| 27 |
Clearbridge Investments, LLC
13F
CIK 1348883 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,259,483 | ||
| 28 |
Growth Fund
Fund
S000008791 · Registered fund · Jun 30, 2026
AMERICAN FUNDS INSURANCE SERIES, not summed
|
1,197,876 | ||
| 29 |
PRICE T ROWE ASSOCIATES INC /MD/
13F
CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,149,201 | ||
| 29.1 |
T. Rowe Price Capital Appreciation Fund
Fund
S000002070 · Registered fund · Jun 30, 2026
T. ROWE PRICE CAPITAL APPRECIATION FUND, INC., not summed
|
2,034,761 | ||
| 29.2 |
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
|
1,165,773 | ||
| 29.3 |
T. Rowe Price Health Sciences Fund, Inc.
Fund
S000002088 · Registered fund · Jun 30, 2026
T. ROWE PRICE HEALTH SCIENCES FUND, INC., not summed
|
266,374 | ||
| 29.4 |
T. Rowe Price Capital Appreciation Equity ETF
Fund
S000079834 · Registered fund · Jun 30, 2026
T. Rowe Price Exchange-Traded Funds, Inc., not summed
|
248,396 | ||
| 29.5 |
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
|
183,160 | ||
| 30 |
D. E. Shaw & Co., Inc.
13F
CIK 1009207 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,104,109 | ||
| 31 |
MORGAN STANLEY
13F
CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,032,150 | ||
| 31.1 |
Global Strategist Portfolio
Fund
S000004124 · Registered fund · Jun 30, 2026
MORGAN STANLEY INSTITUTIONAL FUND TRUST, not summed
|
416 | ||
| 31.2 |
E*TRADE No Fee Large Cap Index Fund
Fund
S000090720 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
|
256 | ||
| 31.3 |
E*TRADE No Fee Total Market Index Fund
Fund
S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
|
210 | ||
| 31.4 |
Vitality Portfolio
Fund
S000074797 · Registered fund · Mar 31, 2026
MORGAN STANLEY INSTITUTIONAL FUND INC, not summed
|
175 | ||
| 31.5 |
Global Strategist Portfolio
Fund
S000004181 · Registered fund · Jun 30, 2026
MORGAN STANLEY VARIABLE INSURANCE FUND INC., not summed
|
55 | ||
| 32 |
VANGUARD MID-CAP GROWTH INDEX FUND
Fund
S000012756 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
1,022,888 | ||
| 33 |
New Perspective Fund
Fund
S000009613 · Registered fund · Jun 30, 2026
New Perspective Fund, not summed
|
1,020,320 | ||
| 34 |
BANK OF AMERICA CORP /DE/
13F
CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
994,476 | ||
| 35 |
Legal & General Group Plc
13F
CIK 764068 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
924,561 | ||
| 36 |
MANUFACTURERS LIFE INSURANCE COMPANY, THE
13F
CIK 928047 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
893,795 | ||
| 36.1 |
Fundamental Large Cap Core Fund
Fund
S000000630 · Registered fund · Jul 31, 2026
John Hancock Investment Trust, not summed
|
254,218 | ||
| 36.2 |
Capital Appreciation Value Fund
Fund
S000030799 · Registered fund · May 31, 2026
John Hancock Funds II, not summed
|
43,310 | ||
| 36.3 |
Fundamental All Cap Core Fund
Fund
S000032685 · Registered fund · May 31, 2026
John Hancock Funds II, not summed
|
18,360 | ||
| 36.4 |
John Hancock Multifactor Large Cap ETF
Fund
S000050077 · Registered fund · Jun 30, 2026
John Hancock Exchange-Traded Fund Trust, not summed
|
2,619 | ||
| 36.5 |
John Hancock Fundamental All Cap Core ETF
Fund
S000082342 · Registered fund · Jun 30, 2026
John Hancock Exchange-Traded Fund Trust, not summed
|
188 | ||
| 37 |
NORTHERN TRUST CORP
13F
CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
886,900 | ||
| 37.1 |
World Selection Index Fund
Fund
S000019579 · Registered fund · Jun 30, 2026
Northern Funds, not summed
|
6,115 | ||
| 37.2 |
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund
S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
|
3,160 | ||
| 38 |
ROYAL BANK OF CANADA
13F
CIK 1000275 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
875,859 | ||
| 39 |
VANGUARD FIDUCIARY TRUST CO
13F
CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
862,782 | ||
| 40 |
Deep Track Capital, LP
13F
CIK 1856083 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
825,000 | ||
| 41 |
DEUTSCHE BANK AG\
13F
CIK 948046 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
815,400 | ||
| 41.1 |
DWS Health and Wellness Fund
Fund
S000006103 · Registered fund · Aug 31, 2026
DEUTSCHE DWS SECURITIES TRUST, not summed
|
7,001 | ||
| 41.2 |
Xtrackers MSCI USA Selection Equity ETF
Fund
S000064994 · Registered fund · Aug 31, 2026
DBX ETF Trust, not summed
|
2,297 | ||
| 41.3 |
Xtrackers Net Zero Pathway Paris Aligned US Equity ETF
Fund
S000076557 · Registered fund · Aug 31, 2026
DBX ETF Trust, not summed
|
1,460 | ||
| 41.4 |
Xtrackers MSCI Kokusai Equity ETF
Fund
S000067508 · Registered fund · Aug 31, 2026
DBX ETF Trust, not summed
|
1,234 | ||
| 41.5 |
Xtrackers US National Critical Technologies ETF
Fund
S000082572 · Registered fund · Aug 31, 2026
DBX ETF Trust, not summed
|
863 | ||
| 42 |
American Balanced Fund
Fund
S000008801 · Registered fund · Jun 30, 2026
American Balanced Fund, not summed
|
800,000 | ||
| 43 |
Qube Research & Technologies Ltd
13F
CIK 1729829 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
798,715 | ||
| 44 |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
755,377 | ||
| 44.1 |
Schwab U.S. Large-Cap Growth ETF
Fund
S000026633 · Registered fund · Aug 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
323,917 | ||
| 44.2 |
Schwab U.S. Large-Cap ETF
Fund
S000026632 · Registered fund · Aug 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
142,289 | ||
| 44.3 |
Schwab Total Stock Market Index Fund
Fund
S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
|
80,893 | ||
| 44.4 |
Schwab U.S. Broad Market ETF
Fund
S000026631 · Registered fund · Aug 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
80,027 | ||
| 44.5 |
Schwab 1000 Index Fund
Fund
S000006807 · Registered fund · Jul 31, 2026
SCHWAB INVESTMENTS, not summed
|
42,385 | ||
| 45 |
Capital Group Growth ETF
Fund
S000074246 · Registered fund · Aug 31, 2026
Capital Group Growth ETF, not summed
|
748,057 | ||
| 46 |
LOS ANGELES CAPITAL MANAGEMENT LLC
13F
CIK 1177206 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
729,635 | ||
| 47 |
AQR CAPITAL MANAGEMENT LLC
13F
CIK 1167557 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
728,039 | ||
| 47.1 |
AQR Long-Short Equity Fund
Fund
S000041116 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
28,004 | ||
| 47.2 |
AQR Equity Market Neutral Fund
Fund
S000046740 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
19,418 | ||
| 47.3 |
AQR Style Premia Alternative Fund
Fund
S000042050 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
9,241 | ||
| 47.4 |
AQR Large Cap Momentum Style Fund
Fund
S000025643 · Registered fund · Mar 31, 2026
AQR Funds, not summed
|
2,779 | ||
| 47.5 |
AQR Large Cap Multi-Style Fund
Fund
S000040063 · Registered fund · Jun 30, 2026
AQR Funds, not summed
|
2,779 | ||
| 48 |
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
|
727,848 | ||
| 49 |
New Economy Fund
Fund
S000009598 · Registered fund · May 31, 2026
New Economy Fund, not summed
|
723,459 | ||
| 50 |
FEDERATED HERMES, INC.
13F
CIK 1056288 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
719,905 |
154 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 1,109 holders
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