William von Mueffling - Cantillon Capital Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    38
Portfolio value:    $15,050,978,966
Holdings Activity Buys Sells    History
Holding/activity history for  Biogen Inc. (BIIB)
← All BIIB superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2005   Q1 0 0.00 Sell 100.00% 0.26 $33.85–70.00 · VW $44.25i SEC
2004   Q4 74,796 0.26 Buy 0.26 $54.30–68.13 · VW $60.52i $4,982,000 SEC
Price snapshot:
Current price$209.03
52-week low$121.05
52-week high$219.72