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  TransDigm Group Inc. (TDG)
← All TDG superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2018   Q2 0 0.00 Sell 100.00% 1.99 $298.36–347.66 · VW $328.48i SEC
2018   Q1 1,048,958 1.99 Add 82.33% 0.90 $265.29–321.38 · VW $297.78i $321,967,000 SEC
2017   Q4 575,317 1.00 Buy 1.00 $254.94–285.57 · VW $274.46i $157,994,000 SEC
2017   Q3 0 0.00 Sell 100.00% 0.99 $249.57–295.00 · VW $267.44i SEC
2017   Q2 533,860 0.99 Buy 0.99 $217.41–274.99 · VW $254.48i $143,539,000 SEC
2016   Q2 0 0.00 Sell 100.00% 1.08 $217.04–268.00 · VW $250.41i SEC
2016   Q1 1,101,310 1.08 Reduce 31.17% 0.46 $180.76–232.42 · VW $215.68i $242,663,000 SEC
2015   Q4 1,600,128 1.46 Add 40.49% 0.42 $210.22–238.51 · VW $225.18i $365,549,000 SEC
2015   Q3 1,138,974 1.00 Add 148.59% 0.60 $208.35–244.90 · VW $225.01i $241,929,000 SEC
2015   Q2 458,176 0.42 Buy 0.42 $211.33–232.18 · VW $221.99i $102,938,000 SEC
Price snapshot:
Current price$1,235.00
52-week low$1,123.61
52-week high$1,519.36