John Osterweis - AltaRock Partners
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    8
Portfolio value:    $4,126,337,614
Holdings Activity Buys Sells    History
Period Portfolio
Value		 Top 20 holdings history (left to right)
2026   Q1 $4.13 B AMZN TDG MSFT MCO MA V GOOGL HLT
2025   Q4 $5.10 B AMZN TDG MSFT MCO MA V HLT GOOGL
2025   Q3 $5.47 B AMZN MSFT TDG MCO MA V HLT GOOGL FICO
2025   Q2 $5.48 B TDG AMZN MSFT MCO MA V GOOGL HLT FICO
2025   Q1 $4.97 B TDG AMZN MSFT GOOGL MCO MA V HLT FICO
2024   Q4 $4.94 B TDG AMZN MSFT GOOGL MCO MA V HLT CHTR FICO
2024   Q3 $5.08 B TDG AMZN MSFT GOOGL MCO V MA FICO CHTR
2024   Q2 $4.86 B TDG MSFT AMZN GOOGL V MCO MA FICO CHTR
2024   Q1 $4.65 B TDG AMZN MSFT GOOGL V MCO CHTR MA
2023   Q4 $4.48 B TDG MSFT GOOGL AMZN V MCO CHTR MA
2023   Q3 $3.99 B TDG MSFT GOOGL AMZN V CHTR MA MCO
2023   Q2 $4.16 B TDG MSFT GOOGL AMZN V CHTR MA MCO
2023   Q1 $3.65 B TDG MSFT GOOGL AMZN V CHTR MA MCO
2022   Q4 $3.18 B TDG MSFT GOOGL AMZN V CHTR MA MCO
2022   Q3 $3.05 B TDG GOOGL MSFT AMZN V CHTR MA MCO
2022   Q2 $3.24 B TDG GOOGL MSFT AMZN V CHTR MA MCO
2022   Q1 $3.92 B GOOGL TDG MSFT AMZN CHTR V MA MCO META
2021   Q4 $3.79 B CHTR TDG GOOGL MSFT V META MA MCO
2021   Q3 $3.71 B CHTR TDG GOOGL META MSFT MA MCO V
2021   Q2 $3.61 B CHTR TDG GOOGL META MSFT MCO MA V
2021   Q1 $2.63 B GOOGL META CHTR TDG MCO MA V
2020   Q4 $2.39 B TDG CHTR GOOGL META MCO MA V
2020   Q3 $2.12 B CHTR TDG GOOGL MCO MA V
2020   Q2 $1.95 B CHTR TDG GOOGL MCO MA V
2020   Q1 $1.57 B CHTR GOOGL TDG MCO MA V
2019   Q4 $1.62 B CHTR TDG GOOGL MCO MA V ORLY
2019   Q3 $1.15 B CHTR TDG MCO MA V ORLY
2019   Q2 $1.16 B CHTR TDG MCO ORLY MA V
2019   Q1 $1.05 B CHTR TDG MCO ORLY MA V
2018   Q4 $840 M CHTR TDG MCO ORLY MA V
2018   Q3 $1.09 B CHTR BKNG TDG MCO ORLY MA V
2018   Q2 $967 M BKNG CHTR TDG MCO ORLY MA V
2018   Q1 $874 M BKNG CHTR TDG MCO MA WAB V
2017   Q4 $761 M PCLN TDG CHTR MCO MA WAB V
2017   Q3 $684 M TDG MCO PCLN CHTR MA WAB V
2017   Q2 $710 M TDG PCLN CHTR MCO WAB MA V
2017   Q1 $674 M PCLN CHTR MCO TDG WAB MA LBTYK V
2016   Q4 $682 M TDG CHTR MCO PCLN LBTYK WAB MA V
2016   Q3 $628 M CHTR TDG MCO LBTYK WAB MA V 1LGE
2016   Q2 $550 M CHTR TDG LBTYK MCO BRK.B MA V 1LGE IBKR
2016   Q1 $543 M TDG CHTR LBTYK MCO MA V 1LGE IBKR
2015   Q4 $492 M TDG LBTYK CHTR MCO MA V 1LGE IBKR
2015   Q3 $420 M TDG CHTR MCO LBTYK MA V 1LGE IBKR
2015   Q2 $314 M TDG CHTR LBTYK MCO MA V IBKR
2015   Q1 $200 M TDG MCO LBTYK MA V CHTR
2014   Q4 $121 M TDG LBTYK MA MCO V DPZ
Home Help notes Contact Terms of Service Privacy