Andreas Halvorsen - Viking Global Investors
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    77
Portfolio value:    $35,748,670,967
Holdings Activity Buys Sells    History
Holding/activity history for  Regeneron Pharmaceuticals, Inc. (REGN)
← All REGN superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2025   Q2 0 0.00 Sell 100.00% 0.20 $476.49–641.24 · VW $542.64i SEC
2025   Q1 97,739 0.20 Buy 0.20 $618.51–748.29 · VW $683.84i $61,989,006 SEC
2024   Q4 0 0.00 Sell 100.00% 0.19 $693.00–1,061.60 · VW $807.31i SEC
2024   Q3 49,870 0.19 Buy 0.19 $1,008.41–1,211.20 · VW $1,099.46i $52,425,339 SEC
2014   Q4 0 0.00 Sell 100.00% 1.73 $320.06–437.64 · VW $393.45i SEC
2014   Q3 1,080,682 1.73 Reduce 63.53% 2.59 $285.06–369.31 · VW $334.74i $389,607,000 SEC
2014   Q2 2,963,456 4.07 Add 181.75% 2.63 $269.50–320.00 · VW $294.61i $837,087,000 SEC
2014   Q1 1,051,800 1.45 Buy 1.45 $262.97–352.49 · VW $308.50i $315,835,000 SEC
Price snapshot:
Current price$663.09
52-week low$538.55
52-week high$818.90