Biogen (BIIB.US) Shareholder Detail - Holdings History & Trades | Longbridge

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PM

PRIMECAP Management Company

BuySellPriceUnit: Shares

Holdings History

Date
Latest	0.26%	+397.00K	10.26%	15.15M	06/30/2026
Q2 2026	0.26%	+397.00K	10.26%	15.15M	06/30/2026
Q1 2026	0.06%	-390.00	10.00%	14.76M	03/31/2026
Q4 2025	0.13%	-196.70K	10.06%	14.76M	12/31/2025
Q3 2025	0.59%	-847.43K	10.19%	14.95M	09/30/2025
Q2 2025	0.10%	-141.14K	10.78%	15.80M	06/30/2025
Q1 2025	0.13%	-102.95K	10.88%	15.94M	03/31/2025
Q4 2024	0.19%	-268.87K	11.01%	16.05M	12/31/2024
Q3 2024	0.02%	-23.22K	11.20%	16.32M	09/30/2024
Q2 2024	0.08%	+117.58K	11.22%	16.34M	06/30/2024
Q1 2024	0.08%	-43.77K	11.14%	16.22M	03/31/2024
Q4 2023	0.17%	+251.92K	11.22%	16.26M	12/31/2023
Q3 2023	0.02%	-13.31K	11.05%	16.01M	09/30/2023
Q2 2023	0.02%	+24.71K	11.07%	16.03M	06/30/2023
Q1 2023	0.15%	+300.59K	11.05%	16.00M	03/31/2023