Mason Hawkins - Southeastern Asset Management Inc
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    49
Portfolio value:    $2,032,773,449
Holdings Activity Buys Sells    History
Holding/activity history for  Affiliated Managers Group (AMG)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2026   Q1 5,562 0.08 $276.70 $1,539,005 SEC
2025   Q4 5,562 0.07 Reduce 18.66% 0.01 $288.28 $1,603,413 SEC
2025   Q3 6,838 0.08 $238.43 $1,630,384 SEC
2025   Q2 6,838 0.07 Reduce 98.57% 4.24 $196.77 $1,345,514 SEC
2025   Q1 479,771 4.30 Reduce 31.70% 1.94 $168.03 $80,615,921 SEC
2024   Q4 702,487 6.13 Reduce 3.08% 0.19 $184.92 $129,903,896 SEC
2024   Q3 724,829 6.08 Reduce 8.86% 0.48 $177.80 $128,874,600 SEC
2024   Q2 795,249 5.41 Reduce 5.09% 0.27 $156.23 $124,241,751 SEC
2024   Q1 837,878 5.39 Reduce 5.04% 0.26 $167.47 $140,319,429 SEC
2023   Q4 882,375 5.14 Reduce 2.83% 0.12 $151.42 $133,609,223 SEC
2023   Q3 908,039 4.38 Reduce 1.41% 0.07 $130.34 $118,353,803 SEC
2023   Q2 921,035 4.87 Reduce 0.25% 0.01 $149.89 $138,053,936 SEC
2023   Q1 923,358 4.45 Reduce 0.90% 0.05 $142.42 $131,504,647 SEC
2022   Q4 931,781 5.17 Reduce 42.42% 1.93 $158.43 $147,622,064 SEC
2022   Q3 1,618,112 4.56 Reduce 7.69% 0.33 $111.85 $180,986,000 SEC
2022   Q2 1,752,835 4.31 Reduce 1.26% 0.06 $116.60 $204,381,000 SEC
2022   Q1 1,775,230 4.42 Add 15.49% 0.59 $140.95 $250,218,000 SEC
2021   Q4 1,537,161 4.24 Reduce 3.91% 0.18 $164.51 $252,879,000 SEC
2021   Q3 1,599,761 4.59 Add 5.87% 0.25 $151.09 $241,708,000 SEC
2021   Q2 1,511,033 4.68 Add 18.90% 0.74 $154.21 $233,016,000 SEC
2021   Q1 1,270,837 4.05 Reduce 21.44% 0.79 $149.03 $189,393,000 SEC
2020   Q4 1,617,619 3.67 Add 15.41% 0.49 $101.70 $164,511,000 SEC
2020   Q3 1,401,624 2.47 Add 1.05% 0.03 $68.38 $95,843,000 SEC
2020   Q2 1,387,114 2.58 Reduce 1.05% 0.02 $74.56 $103,423,000 SEC
2020   Q1 1,401,900 1.97 Add 0.04% <0.01 $59.14 $82,908,000 SEC
2019   Q4 1,401,299 1.98 Reduce 7.93% 0.18 $84.74 $118,747,000 SEC
2019   Q3 1,521,997 2.21 Reduce 4.84% 0.12 $83.35 $126,858,000 SEC
2019   Q2 1,599,389 2.42 Reduce 5.46% 0.14 $92.14 $147,368,000 SEC
2019   Q1 1,691,805 2.61 Reduce 8.03% 0.21 $107.11 $181,209,000 SEC
2018   Q4 1,839,616 2.61 Add 56.59% 0.94 $97.44 $179,252,000 SEC
2018   Q3 1,174,806 1.93 Buy 1.93 $136.72 $160,620,000 SEC