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BIIB · Biogen Inc. · Held by Funds

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$225.88 -1.19 (-0.52%) At close · Sep 30
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$33.52B
Shares
147.64M
Volume · Sep 30 1.55M Avg daily vol (3M) 1.08M

Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this exact listed security, matched by CUSIP. Each row is one fund position with its size, value and weight in that fund.

Funds holding BIIB

858 fund positions
Fund Balance Value % of Fund Open
VANGUARD PRIMECAP FUND 8,359,880 $1,806,235,673 1.88%
Fidelity Contrafund 4,988,655 $1,077,848,799 0.60%
VANGUARD TOTAL STOCK MARKET INDEX FUND 4,687,985 $1,012,886,039 0.04%
VANGUARD 500 INDEX FUND 3,827,862 $827,047,864 0.05%
VANGUARD MID-CAP INDEX FUND 3,199,078 $691,192,793 0.31%
VANGUARD CAPITAL OPPORTUNITY FUND 2,624,317 $567,009,931 1.73%
VANGUARD HEALTH CARE FUND 2,745,486 $557,196,384 1.46%
iShares Core S&P 500 ETF 2,031,041 $438,826,718 0.05%
Strategic Advisers Fidelity U.S. Total Stock Fund 2,027,406 $397,371,576 0.16%
State Street(R) SPDR(R) S&P 500(R) ETF Trust 1,791,761 $387,127,882 0.05%
Fidelity 500 Index Fund 1,878,080 $368,103,680 0.04%
VANGUARD VALUE INDEX FUND 1,403,950 $303,337,437 0.12%
VANGUARD PRIMECAP CORE FUND 1,316,936 $284,537,192 1.57%
Fidelity Contrafund K6 1,075,723 $232,420,711 0.62%
State Street(R) Health Care Select Sector SPDR(R) ETF 1,042,998 $225,350,148 0.56%
iShares Biotechnology ETF 1,037,164 $224,089,654 2.47%
VANGUARD MID-CAP VALUE INDEX FUND 948,250 $204,878,895 0.55%
Invesco S&P 500 Equal Weight ETF 960,126 $194,857,572 0.20%
VANGUARD INSTITUTIONAL INDEX FUND 801,523 $173,177,059 0.05%
Disciplined Value Mid Cap Fund 783,308 $169,241,526 0.73%
PRIMECAP Odyssey Aggressive Growth Fund 707,650 $143,617,568 1.94%
Pacer US Cash Cows 100 ETF 663,482 $134,653,672 0.72%
iShares Russell Mid-Cap ETF 606,371 $131,012,518 0.23%
Fidelity Puritan Fund 653,600 $128,105,600 0.38%
Fidelity Low-Priced Stock Fund 627,560 $127,363,302 0.51%
Fidelity Series Value Discovery Fund 614,218 $124,655,543 0.70%
PRIMECAP Odyssey Growth Fund 612,000 $124,205,400 2.05%
Fidelity Mid Cap Index Fund 558,411 $113,329,512 0.22%
State Street(R) SPDR(R) S&P(R) Biotech ETF 512,556 $110,742,849 1.03%
PRIMECAP Odyssey Stock Fund 530,890 $107,744,126 2.34%
First Trust NYSE Arca Biotechnology Index Fund 438,784 $94,803,671 3.37%
MFS Mid Cap Value Fund 409,937 $88,570,988 0.51%
VANGUARD HEALTH CARE INDEX FUND 440,787 $86,394,252 0.45%
State Street(R) SPDR(R) Portfolio S&P 500(R) ETF 352,258 $76,108,863 0.05%
BlackRock Health Sciences Opportunities Portfolio 364,188 $71,380,848 1.21%
iShares Russell 1000 Value ETF 328,642 $71,006,391 0.09%
Pacer US Small Cap Cash Cows 100 ETF 345,939 $70,208,320 1.91%
Schwab S&P 500 Index Fund 329,910 $66,955,235 0.05%
Select Biotechnology Portfolio 338,835 $66,411,660 1.26%
Fidelity Advisor Biotechnology Fund 294,100 $59,687,595 2.71%
PRIMECAP PORTFOLIO 263,550 $56,942,613 1.83%
Fidelity Total Market Index Fund 277,399 $54,370,204 0.04%
iShares S&P 500 Value ETF 242,515 $52,397,791 0.11%
Fidelity SAI U.S. Low Volatility Index Fund 246,972 $50,122,967 0.21%
iShares Russell Mid-Cap Value ETF 225,930 $48,814,436 0.31%
Fidelity Series Total Market Index Fund 224,345 $43,971,620 0.04%
T. Rowe Price Equity Income Fund 195,000 $42,131,700 0.24%
ALGER FOCUS EQUITY FUND 203,257 $41,251,008 0.58%
iShares Core S&P Total U.S. Stock Market ETF 189,910 $41,031,955 0.04%
Patient Opportunity Trust 185,000 $39,971,100 1.99%
Showing 1–50 of 858 positions
Key facts CIK 875045 CUSIP 09062X103 13F (30d) 23 filings 18 filers Visit website Investor relations