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Biogen Idec shares owned by Tower Trust & Investment

Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Tower Trust & Investment from 13F filings

Historical chart of Tower Trust & Investment investment in Biogen Idec

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All positions including Biogen Idec held by Tower Trust & Investment consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Biogen Idec by Tower Trust & Investment

Quarter filed Position value Share count Share price at filing
2025-09-30 $406k 2.9k 140.06
2025-06-30 $364k 2.9k 125.57

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Top funds holding Biogen Idec

Vanguard Group
PRIMECAP Management Company
BlackRock
State Street Corporation
Point72 Asset Management
Wellington Management Company
Geode Capital Management
Invesco
Susquehanna International
Morgan Stanley
AQR Capital Management
Legal & General Group
Northern Trust
Millennium Management
Pacer Advisors

View all funds holding Biogen Idec