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VTI▼ −0.2%VOO▼ −0.4%IVV▼ −0.3%SPY▼ −0.4%VXUS▼ −0.1%QQQ▼ −1.4%VUG▼ −1.3%BND▲ +0.3%VEA▲ +0.2%VTV▲ +0.9%VO▲ +0.8%IEFA▲ +0.6%SPYM▼ −0.3%VGT▼ −1.1%VB▲ +1.3%VWO▼ −0.7%IEMG▼ −1.3%AGG▲ +0.3%GLD▼ −1.3%VIG▲ +1.3%XLK▼ −1.2%IJH▲ +1.2%IWF▼ −1.5%BNDX▲ +0.1%SCHD▲ +1.5%SGOV▲ +0.0%QQQM▼ −1.4%IJR▲ +1.6%RSP▲ +1.2%VT▼ −0.2%

VTI▼ −0.2%VOO▼ −0.4%IVV▼ −0.3%SPY▼ −0.4%VXUS▼ −0.1%QQQ▼ −1.4%VUG▼ −1.3%BND▲ +0.3%VEA▲ +0.2%VTV▲ +0.9%VO▲ +0.8%IEFA▲ +0.6%SPYM▼ −0.3%VGT▼ −1.1%VB▲ +1.3%VWO▼ −0.7%IEMG▼ −1.3%AGG▲ +0.3%GLD▼ −1.3%VIG▲ +1.3%XLK▼ −1.2%IJH▲ +1.2%IWF▼ −1.5%BNDX▲ +0.1%SCHD▲ +1.5%SGOV▲ +0.0%QQQM▼ −1.4%IJR▲ +1.6%RSP▲ +1.2%VT▼ −0.2%

The ETF Trackerby

Markets Portfolio Issuers Visualizations Compare

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Markets / Stocks / BIIB

BIIB

Biogen Inc.

Stock · Healthcare · Drug Manufacturers - General · US · $34.4B market cap

Compare its ETFs Find in Markets

Held by ETFs$678M

Share of the company≈2%

Top-10 holding in14 ETFs

Built on BIIB alone0 ETFs

Most per dollar · basketFTXH 3.9%

Biggest holderIBB $286M

Every ETF built around BIIB

Closest to the stock first, then outward.

Map · size = assets, color = YTD

FundNameWhat it gives youBIIB per $1,000YTDYieldFeeAssets

4Heaviest basketsBIIB is the biggest slice; over $1B first14 funds hold it in their top 10

IBB+29.2%XBI+29.5%FBT+35.7%QQQJ+22.9%FTXH+33.5%

FTXHFirst Trust Nasdaq Pharmaceuticals ETF3.9%BIIB$39+33.5%0.7%0.60%$1.2B FBTFirst Trust NYSE Arca Biotechnology Index Fund3.5%BIIB$35+35.7%0.0%0.55%$3.1B IBBiShares Biotechnology ETF2.5%BIIB$25+29.2%0.2%0.44%$11.5B QQQJInvesco NASDAQ Next Gen 100 ETF1.8%BIIB$18+22.9%0.7%0.15%$1.2B XBIState Street SPDR S&P Biotech ETF1.7%BIIB$17+29.5%0.3%0.35%$10.8B PBEInvesco Biotechnology & Genome ETF5.4%BIIB$54+27.3%1.3%0.59%$443M

5Themes around itThe themes and supply chain it sits in2 funds · $1M of BIIB

BMED+21.4%INVN+24.6%

BMEDiShares Health Innovation Active ETF3.7%BIIB$37+21.4%0.2%0.77%$15M INVNAlger Russell Innovation ETF2.2%BIIB$22+24.6%0.2%0.55%$11M

7Geared basketsLeveraged index funds with BIIB inside2 funds

LABU+61.2%BIB

LABUDirexion Daily S&P Biotech Bull 3X Shares3xdaily—+61.2%0.4%0.96%$669M BIBProShares Ultra Nasdaq Biotechnology2xdaily—+51.2%0.2%1.17%$102M

8Through other ETFsFunds that hold the funds above3 funds

FVCFirst Trust Dorsey Wright Dynamic Focus 5 ETF1.6%via FTXH, FBT$16+20.3%0.7%0.30%$114M FVFirst Trust Dorsey Wright Focus 5 ETF1.6%via FTXH, FBT$16+20.8%0.3%0.30%$4.0B MSMRMcElhenny Sheffield Managed Risk ETF0.5%via IBB$5+3.3%2.0%1.06%$184M

ETF Tracker · Talking about all things ETFsNot investment advice.

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Where the ETF money in BIIB sits

Sectors $650MUS Stock Styles $26MOther $1MThematic $1M

IBB$286M · 2.5%XBI$183M · 1.7%FBT$108M · 3.5%FTXH$45M · 3.9%PBE$24M · 5.4%IBBQQQQJFRTY

The ETF Tracker@TheETFTracker

Tile size = dollars of BIIB held · $678M across funds that list it in their top 10

The ETF TrackerWhere the ETF money in BIIB sits@TheETFTracker · etftracker.io · Nov 3, 2026