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Swiss Re »

Biogen Idec shares owned by Swiss Re

Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Swiss Re from 13F filings

Historical chart of Swiss Re investment in Biogen Idec

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All positions including Biogen Idec held by Swiss Re consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Biogen Idec by Swiss Re

Quarter filed	Position value	Share count	Share price at filing
2025-12-31	$16k	90	175.99

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