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Alnylam Pharma (ALNY) Ownership - Who Owns Alnylam Pharma?

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Alnylam Pharma (ALNY) Ownership Overview

The ownership structure of Alnylam Pharma (ALNY) stock is a mix of institutional, retail, and individual investors. Approximately 97.11% of the company’s stock is owned by Institutional Investors, 0.25% is owned by Insiders, and 2.64% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Recent Insider Trading Activity
DateNameActivityValue
Nov 11, 2026Charles Elliott Sigal$243,600
Nov 11, 2026Amy Schulman$299,526
Apr 06, 2026Melissa Mclaughlin$519,014
Mar 05, 2026Pushkal Garg$745,984

Recent Hedge Fund Trading Activity

Recent Hedge Fund Trading Activity
DateFirmActivityValue
Jun 30, 2026Dodge & Cox$588,631,955
Jun 30, 2026Bridgewater Associates, Lp$29,977,772
Jun 30, 2026Fisher Asset Management Llc$1,882,040
Jun 30, 2026Driehaus Capital Management Llc$12,867,828

Top Shareholders

ALNY top shareholders
Holder# of SharesType% HoldingValue
Vanguard12,683,368Institution9.47%1,986,849,597
Vanguard Index Funds11,465,798Institution8.56%1,796,117,257
BlackRock, Inc.10,907,675Institution8.14%1,708,687,289
Growth Fund Of America8,960,487Institution6.69%1,403,660,289
Ishares6,744,241Institution5.04%1,056,485,353
Amcap Fund4,526,680Institution3.38%709,104,422
Invesco4,401,324Institution3.29%689,467,405
Amundi2,991,083Institution2.23%468,553,152
Fidelity Securities Fund2,942,338Institution2.20%460,917,248
Vanguard Specialized Funds2,136,580Institution1.60%334,695,257

Top Mutual Fund Holders

ALNY top mutual fund holders
Holder# of SharesType% HoldingValue
Vanguard Index Funds11,465,798Institution8.56%1,796,117,257
Growth Fund Of America8,960,487Institution6.69%1,403,660,289
Amcap Fund4,526,680Institution3.38%709,104,422
Fidelity Securities Fund2,942,338Institution2.20%460,917,248
Vanguard Specialized Funds2,136,580Institution1.60%334,695,257
T. Rowe Price Capital Appreciation Fund, Inc.2,034,761Institution1.52%318,745,311
Investment Co Of America1,612,942Institution1.20%252,667,364
Dodge & Cox Funds1,448,441Institution1.08%226,898,283
Fidelity Mt. Vernon Street Trust1,403,578Institution1.05%219,870,494
Fidelity Concord Street Trust1,377,518Institution1.03%215,788,195

Top ETF Holders

ALNY top ETF holders
Holder# of SharesType% HoldingValue
Vanguard Total Stock Market ETF, VTI ETF4,251,828Institution3.17%1,049,096,041
Vanguard Mid-Cap ETF, VO ETF2,865,302Institution2.14%706,984,615
Invesco QQQ Trust, QQQ ETF2,843,208Institution2.12%454,486,799
Vanguard Growth ETF, VUG ETF1,761,551Institution1.32%434,645,094
Vanguard Extended Market ETF, VXF ETF1,506,822Institution1.13%371,793,260
Vanguard Mid-Cap Growth ETF, VOT ETF1,050,507Institution0.78%259,202,097
iShares Biotechnology ETF, IBB ETF1,027,410Institution0.77%160,943,777
Capital Group Growth ETF, CGGR ETF839,967Institution0.63%134,268,725
iShares Russell Mid-Cap Growth ETF, IWP ETF753,510Institution0.56%118,037,342
Invesco NASDAQ 100 ETF, QQQM ETF654,524Institution0.49%104,625,661

FAQ

Who Owns Alnylam Pharma (ALNY)?
According to the latest TipRanks data, approximately 97.11% of the company's stock is held by institutional investors, 0.25% is held by insiders, and 2.64% is held by public companies and individual investors.
What percentage of Alnylam Pharma (ALNY) stock is held by institutional investors?
According to the latest TipRanks data, approximately 97.11% of Alnylam Pharma (ALNY) stock is held by institutional investors: 44.46% by mutual funds, 25.36% by ETFs and 27.29% by other institutional investors.
What percentage of Alnylam Pharma (ALNY) stock is held by retail investors?
According to the latest TipRanks data, approximately 2.64% of Alnylam Pharma (ALNY) stock is held by public companies and individual investors.
Who owns the most shares of Alnylam Pharma (ALNY)?
Vanguard owns the most shares of Alnylam Pharma (ALNY).
What is the significance of the ownership structure for a publicly traded company?
The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.