Red Tortoise »

Biogen Idec shares owned by Red Tortoise

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

Historical chart of Red Tortoise investment in Biogen Idec

Tip: Access up to 7 years of quarterly data

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

Download as csvDownload consolidated filings csv Download as ExcelDownload consolidated filings xlsx

Quarterly reported holdings in Biogen Idec by Red Tortoise

Quarter filed Position value Share count Share price at filing
2025-12-31 $14k 80 175.99
2025-09-30 $13k 89 140.08
2025-06-30 $11k 89 125.60
2025-03-31 $1.8k 13 136.85
2024-12-31 $7.3k 48 152.92
2024-09-30 $5.4k 28 193.86
2024-06-30 $6.5k 28 231.82
2022-12-31 $1.9k 7 276.86