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SPDR S&P Biotech shares owned by Main Street Research

Quarter-by-quarter ownership of SPDR S&P Biotech (XBI) shares owned by Main Street Research from 13F filings

Historical chart of Main Street Research investment in SPDR S&P Biotech

Tip: Access up to 7 years of quarterly data

All positions including SPDR S&P Biotech held by Main Street Research consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in SPDR S&P Biotech by Main Street Research

Quarter filed Position value Share count Share price at filing
2025-12-31 $44M 361k 121.93

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Top funds holding SPDR S&P Biotech

Goldman Sachs Group
Bnp Paribas Arbitrage, Snc
Susquehanna International
Jpmorgan Chase & Co
Healthcare Of Ontario Pension Plan Trust Fund
Deep Track Capital
Jane Street
Citadel Advisors
UBS Group
Millennium Management
Point72 Asset Management
Peak6
Wells Fargo & Company
Soleus Capital Management
Barclays

View all funds holding SPDR S&P Biotech