Mason Hawkins - Southeastern Asset Management
Holding/activity history for Affiliated Managers Group, Inc. (AMG)
← All AMG superinvestors
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | 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 | $230.10–299.69 · VW $266.44i | $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 | $139.22–199.49 · VW $174.44i | $1,345,514 | SEC |
| 2025 Q1 | 479,771 | 4.30 | Reduce 31.70% | 1.94 | $151.63–191.13 · VW $172.67i | $80,615,921 | SEC |
| 2024 Q4 | 702,487 | 6.13 | Reduce 3.08% | 0.19 | $173.58–199.52 · VW $186.37i | $129,903,896 | SEC |
| 2024 Q3 | 724,829 | 6.08 | Reduce 8.86% | 0.48 | $152.37–189.81 · VW $174.22i | $128,874,600 | SEC |
| 2024 Q2 | 795,249 | 5.41 | Reduce 5.09% | 0.27 | $147.13–169.65 · VW $158.55i | $124,241,751 | SEC |
| 2024 Q1 | 837,878 | 5.39 | Reduce 5.04% | 0.26 | $145.36–167.90 · VW $155.93i | $140,319,429 | SEC |
| 2023 Q4 | 882,375 | 5.14 | Reduce 2.83% | 0.12 | $120.22–156.38 · VW $134.65i | $133,609,223 | SEC |
| 2023 Q3 | 908,039 | 4.38 | Reduce 1.41% | 0.07 | $129.08–163.93 · VW $138.22i | $118,353,803 | SEC |
| 2023 Q2 | 921,035 | 4.87 | Reduce 0.25% | 0.01 | $135.48–152.01 · VW $143.09i | $138,053,936 | SEC |
| 2023 Q1 | 923,358 | 4.45 | Reduce 0.90% | 0.05 | $132.40–180.63 · VW $157.88i | $131,504,647 | SEC |
| 2022 Q4 | 931,781 | 5.17 | Reduce 42.42% | 1.93 | $108.12–163.36 · VW $141.60i | $147,622,064 | SEC |
| 2022 Q3 | 1,618,112 | 4.56 | Reduce 7.69% | 0.33 | $109.57–142.03 · VW $124.50i | $180,986,000 | SEC |
| 2022 Q2 | 1,752,835 | 4.31 | Reduce 1.26% | 0.06 | $112.38–146.85 · VW $127.68i | $204,381,000 | SEC |
| 2022 Q1 | 1,775,230 | 4.42 | Add 15.49% | 0.59 | $121.40–171.39 · VW $141.83i | $250,218,000 | SEC |
| 2021 Q4 | 1,537,161 | 4.24 | Reduce 3.91% | 0.18 | $147.12–191.62 · VW $167.48i | $252,879,000 | SEC |
| 2021 Q3 | 1,599,761 | 4.59 | Add 5.87% | 0.25 | $146.18–180.97 · VW $162.61i | $241,708,000 | SEC |
| 2021 Q2 | 1,511,033 | 4.68 | Add 18.90% | 0.74 | $148.14–176.84 · VW $160.26i | $233,016,000 | SEC |
| 2021 Q1 | 1,270,837 | 4.05 | Reduce 21.44% | 0.79 | $98.88–153.55 · VW $131.91i | $189,393,000 | SEC |
| 2020 Q4 | 1,617,619 | 3.67 | Add 15.41% | 0.49 | $66.43–103.34 · VW $84.68i | $164,511,000 | SEC |
| 2020 Q3 | 1,401,624 | 2.47 | Add 1.05% | 0.03 | $62.19–75.87 · VW $69.40i | $95,843,000 | SEC |
| 2020 Q2 | 1,387,114 | 2.58 | Reduce 1.05% | 0.02 | $53.32–82.45 · VW $68.53i | $103,423,000 | SEC |
| 2020 Q1 | 1,401,900 | 1.97 | Add 0.04% | <0.01 | $44.37–88.95 · VW $71.11i | $82,908,000 | SEC |
| 2019 Q4 | 1,401,299 | 1.98 | Reduce 7.93% | 0.18 | $71.08–88.43 · VW $82.77i | $118,747,000 | SEC |
| 2019 Q3 | 1,521,997 | 2.21 | Reduce 4.84% | 0.12 | $73.90–94.07 · VW $82.67i | $126,858,000 | SEC |
| 2019 Q2 | 1,599,389 | 2.42 | Reduce 5.46% | 0.14 | $83.10–115.75 · VW $96.91i | $147,368,000 | SEC |
| 2019 Q1 | 1,691,805 | 2.61 | Reduce 8.03% | 0.21 | $95.12–112.83 · VW $105.78i | $181,209,000 | SEC |
| 2018 Q4 | 1,839,616 | 2.61 | Add 56.59% | 0.94 | $88.47–139.43 · VW $110.69i | $179,252,000 | SEC |
| 2018 Q3 | 1,174,806 | 1.93 | Buy | 1.93 | $136.38–163.55 · VW $149.44i | $160,620,000 | SEC |
Price snapshot:
Current price$359.78
Avg. buy price$128.22
+/- since buy180.59%
52-week low$199.56
52-week high$369.94