Affiliated Managers Group, Inc. (MGRE) stock
MGRENYSEInvestment AdviceFiscal year ends December 31Also trades as AMG, MGR, MGRB, MGRD
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 7, 2026Score 15/307% below fair value
$21.05−0.02 (-0.09%)
Close on Oct 30, 2026Market cap $566.25MP/E 0.7Yield 0.19%
Price history
Affiliated Managers share prices for every week, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$21.05
-0.09% on the day
52-week range
$20.65 – $24.95
-15.6% from the high
Change over 52 weeks
-14.4%
From $24.58 on Oct 30, 2025
Average volume
34,685
Shares a day, last 90 sessions
| Week of | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 26, 2026 | $21.39 | $21.59 | $20.86 | $21.05 | -1.03% | 258,974 |
| Oct 19, 2026 | $21.29 | $21.68 | $21.04 | $21.27 | +0.24% | 270,706 |
| Oct 12, 2026 | $21.01 | $21.35 | $20.65 | $21.22 | +1.00% | 449,617 |
| Oct 5, 2026 | $21.63 | $21.63 | $20.94 | $21.01 | -2.91% | 214,467 |
| Sep 28, 2026 | $21.77 | $21.97 | $21.25 | $21.64 | -0.85% | 202,458 |
| Sep 21, 2026 | $21.90 | $22.29 | $21.69 | $21.83 | -0.16% | 102,351 |
| Sep 14, 2026 | $22.07 | $22.18 | $21.62 | $21.86 | -0.41% | 211,174 |
| Sep 8, 2026 | $22.10 | $22.30 | $21.80 | $21.95 | -0.90% | 74,300 |
| Aug 31, 2026 | $22.34 | $22.46 | $22.00 | $22.15 | -0.81% | 132,637 |
| Aug 24, 2026 | $22.30 | $22.84 | $22.15 | $22.33 | -0.29% | 132,573 |
| Aug 17, 2026 | $22.68 | $22.86 | $22.19 | $22.40 | -1.60% | 115,244 |
| Aug 10, 2026 | $22.91 | $22.91 | $22.58 | $22.76 | -0.36% | 91,163 |
| Aug 3, 2026 | $23.00 | $23.16 | $22.79 | $22.84 | -0.47% | 91,705 |
| Jul 27, 2026 | $22.73 | $22.97 | $22.67 | $22.95 | +1.24% | 114,713 |
| Jul 20, 2026 | $23.12 | $23.12 | $22.60 | $22.67 | -1.43% | 109,102 |
| Jul 13, 2026 | $22.84 | $23.12 | $22.77 | $23.00 | +0.88% | 137,684 |
| Jul 6, 2026 | $22.89 | $23.00 | $22.66 | $22.80 | -0.31% | 85,841 |
| Jun 29, 2026 | $22.86 | $23.14 | $22.68 | $22.87 | -1.17% | 238,193 |
| Jun 22, 2026 | $23.38 | $23.42 | $23.02 | $23.14 | -1.07% | 172,974 |
| Jun 15, 2026 | $23.43 | $23.74 | $23.22 | $23.39 | -0.17% | 268,961 |
| Jun 8, 2026 | $23.78 | $23.83 | $23.23 | $23.43 | -1.31% | 162,187 |
| Jun 1, 2026 | $23.80 | $24.08 | $23.72 | $23.74 | -0.29% | 130,769 |
| May 26, 2026 | $24.00 | $24.10 | $23.80 | $23.81 | -0.25% | 70,436 |
| May 18, 2026 | $24.08 | $24.08 | $23.77 | $23.87 | -0.50% | 123,834 |
| May 11, 2026 | $24.13 | $24.17 | $23.91 | $23.99 | -0.58% | 154,208 |
| May 4, 2026 | $23.98 | $24.21 | $23.87 | $24.13 | +0.50% | 113,142 |
| Apr 27, 2026 | $24.00 | $24.04 | $23.76 | $24.01 | +0.17% | 103,689 |
| Apr 20, 2026 | $23.84 | $24.11 | $23.65 | $23.97 | +0.21% | 98,424 |
| Apr 13, 2026 | $23.08 | $24.12 | $23.01 | $23.92 | +3.59% | 167,957 |
| Apr 6, 2026 | $22.70 | $23.20 | $22.61 | $23.09 | +1.63% | 118,557 |
| Mar 30, 2026 | $22.56 | $23.07 | $22.35 | $22.72 | +0.84% | 239,766 |
| Mar 23, 2026 | $23.55 | $23.68 | $22.53 | $22.53 | -3.59% | 163,768 |
| Mar 16, 2026 | $24.05 | $24.17 | $23.25 | $23.37 | -2.42% | 101,646 |
| Mar 9, 2026 | $24.24 | $24.24 | $23.69 | $23.95 | -0.99% | 224,119 |
| Mar 2, 2026 | $24.64 | $24.73 | $24.13 | $24.19 | -1.87% | 70,533 |
| Feb 23, 2026 | $24.81 | $24.81 | $24.39 | $24.65 | -0.32% | 125,521 |
| Feb 17, 2026 | $24.69 | $24.82 | $24.61 | $24.73 | +0.52% | 76,055 |
| Feb 9, 2026 | $24.46 | $24.69 | $24.35 | $24.60 | +0.82% | 81,798 |
| Feb 2, 2026 | $24.30 | $24.50 | $24.27 | $24.40 | +0.41% | 82,539 |
| Jan 26, 2026 | $24.57 | $24.61 | $24.24 | $24.30 | -0.82% | 155,882 |
| Jan 20, 2026 | $24.32 | $24.51 | $24.20 | $24.50 | +0.53% | 128,526 |
| Jan 12, 2026 | $24.30 | $24.40 | $24.07 | $24.37 | +0.29% | 178,141 |
| Jan 5, 2026 | $24.35 | $24.63 | $24.22 | $24.30 | -0.21% | 181,584 |
| Dec 29, 2025 | $24.22 | $24.46 | $24.14 | $24.35 | -1.46% | 126,159 |
| Dec 22, 2025 | $24.87 | $24.94 | $24.56 | $24.71 | -0.88% | 82,295 |
| Dec 15, 2025 | $24.80 | $24.95 | $24.48 | $24.93 | +1.18% | 306,989 |
| Dec 8, 2025 | $24.08 | $24.78 | $24.02 | $24.64 | +2.67% | 343,967 |
| Dec 1, 2025 | $24.38 | $24.51 | $23.90 | $24.00 | -1.56% | 249,330 |
| Nov 24, 2025 | $24.21 | $24.49 | $24.13 | $24.38 | +1.29% | 71,227 |
| Nov 17, 2025 | $24.51 | $24.54 | $23.89 | $24.07 | -1.35% | 126,951 |
| Nov 10, 2025 | $24.71 | $24.79 | $24.28 | $24.40 | -0.81% | 83,362 |
| Nov 3, 2025 | $24.55 | $24.70 | $24.23 | $24.60 | +0.74% | 131,067 |
| Oct 27, 2025 | $25.03 | $25.07 | $24.32 | $24.42 | -2.01% | 121,164 |
| Oct 20, 2025 | $24.73 | $25.04 | $24.72 | $24.92 | +1.10% | 115,060 |
| Oct 13, 2025 | $24.54 | $24.80 | $24.33 | $24.65 | +1.19% | 111,077 |
| Oct 6, 2025 | $24.62 | $24.80 | $24.34 | $24.36 | -1.42% | 122,567 |
| Sep 29, 2025 | $24.73 | $24.77 | $24.16 | $24.71 | -1.16% | 279,648 |
| Sep 22, 2025 | $25.07 | $25.20 | $24.96 | $25.00 | -0.08% | 95,352 |
| Sep 15, 2025 | $25.30 | $25.59 | $24.87 | $25.02 | -0.99% | 203,716 |
| Sep 8, 2025 | $25.16 | $25.27 | $24.81 | $25.27 | +0.56% | 155,775 |
| Sep 2, 2025 | $24.75 | $25.19 | $24.65 | $25.13 | +1.66% | 70,923 |
| Aug 25, 2025 | $25.09 | $25.09 | $24.72 | $24.72 | -1.28% | 106,948 |
| Aug 18, 2025 | $24.69 | $25.21 | $24.69 | $25.04 | +1.58% | 163,401 |
| Aug 11, 2025 | $24.40 | $24.82 | $24.28 | $24.65 | +1.23% | 90,210 |
| Aug 4, 2025 | $24.43 | $24.44 | $24.16 | $24.35 | +0.04% | 116,621 |
| Jul 28, 2025 | $24.32 | $24.48 | $24.07 | $24.34 | +0.16% | 145,722 |
| Jul 21, 2025 | $24.45 | $24.68 | $24.24 | $24.30 | -0.37% | 141,118 |
| Jul 14, 2025 | $24.29 | $24.57 | $23.90 | $24.39 | +0.58% | 161,805 |
| Jul 7, 2025 | $23.83 | $24.49 | $23.57 | $24.25 | +1.76% | 182,039 |
| Jun 30, 2025 | $23.42 | $23.89 | $23.25 | $23.83 | +1.92% | 207,779 |
| Jun 23, 2025 | $23.35 | $23.80 | $23.31 | $23.38 | +0.17% | 206,145 |
| Jun 16, 2025 | $23.22 | $23.42 | $23.13 | $23.34 | +0.34% | 126,511 |
| Jun 9, 2025 | $23.33 | $23.50 | $23.17 | $23.26 | -0.30% | 112,137 |
| Jun 2, 2025 | $23.40 | $23.42 | $23.10 | $23.33 | 0.00% | 143,213 |
| May 26, 2025 | $22.98 | $23.50 | $22.90 | $23.33 | +1.57% | 182,790 |
| May 19, 2025 | $23.40 | $23.84 | $22.90 | $22.97 | -1.96% | 168,060 |
| May 12, 2025 | $23.61 | $23.72 | $23.13 | $23.43 | -0.26% | 145,877 |
| May 5, 2025 | $23.43 | $23.72 | $23.34 | $23.49 | -0.21% | 90,062 |
| Apr 28, 2025 | $23.64 | $23.79 | $23.34 | $23.54 | 0.00% | 88,804 |
| Apr 21, 2025 | $22.92 | $23.56 | $22.74 | $23.54 | +2.66% | 103,857 |
| Apr 14, 2025 | $22.69 | $23.04 | $22.64 | $22.93 | +1.60% | 182,661 |
| Apr 7, 2025 | $23.60 | $24.02 | $22.51 | $22.57 | -5.21% | 341,027 |
| Mar 31, 2025 | $24.01 | $24.25 | $23.60 | $23.81 | -0.83% | 331,319 |
| Mar 24, 2025 | $25.14 | $25.19 | $23.96 | $24.01 | -3.96% | 161,764 |
| Mar 17, 2025 | $25.03 | $25.16 | $24.87 | $25.00 | 0.00% | 117,526 |
| Mar 10, 2025 | $24.93 | $25.06 | $24.70 | $25.00 | -0.24% | 97,319 |
| Mar 3, 2025 | $25.14 | $25.34 | $25.00 | $25.06 | -0.32% | 85,458 |
| Feb 24, 2025 | $25.32 | $25.67 | $25.09 | $25.14 | -0.28% | 218,578 |
| Feb 18, 2025 | $25.29 | $25.38 | $25.02 | $25.21 | -0.24% | 324,419 |
| Feb 10, 2025 | $25.06 | $25.30 | $24.96 | $25.27 | +1.16% | 196,618 |
| Feb 3, 2025 | $24.96 | $25.20 | $24.74 | $24.98 | +0.40% | 95,681 |
| Jan 27, 2025 | $25.18 | $25.29 | $24.76 | $24.88 | -1.23% | 127,010 |
| Jan 21, 2025 | $24.77 | $25.20 | $24.66 | $25.19 | +2.19% | 102,505 |
| Jan 13, 2025 | $24.19 | $24.95 | $23.92 | $24.65 | +2.03% | 187,108 |
| Jan 6, 2025 | $24.97 | $25.10 | $24.16 | $24.16 | -3.48% | 147,754 |
| Dec 30, 2024 | $24.53 | $25.11 | $24.38 | $25.03 | +2.16% | 333,458 |
| Dec 23, 2024 | $25.11 | $25.12 | $24.42 | $24.50 | -2.35% | 121,668 |
| Dec 16, 2024 | $25.25 | $25.27 | $24.84 | $25.09 | -0.52% | 166,682 |
| Dec 9, 2024 | $25.55 | $25.62 | $25.08 | $25.22 | -1.29% | 104,793 |
| Dec 2, 2024 | $25.50 | $25.65 | $25.31 | $25.55 | +0.27% | 89,959 |
| Nov 25, 2024 | $25.48 | $25.54 | $25.21 | $25.48 | +0.51% | 96,410 |
| Nov 18, 2024 | $25.59 | $25.73 | $25.22 | $25.35 | -0.78% | 154,762 |
| Nov 11, 2024 | $25.90 | $25.95 | $25.48 | $25.55 | -1.31% | 94,221 |
| Nov 4, 2024 | $25.69 | $25.89 | $25.55 | $25.89 | +1.13% | 62,964 |
| Oct 28, 2024 | $25.68 | $25.78 | $25.51 | $25.60 | +0.04% | 104,693 |
| Oct 21, 2024 | $25.80 | $25.83 | $25.57 | $25.59 | -1.16% | 140,840 |
| Oct 14, 2024 | $25.90 | $26.02 | $25.76 | $25.89 | -0.04% | 83,339 |
| Oct 7, 2024 | $25.97 | $26.00 | $25.72 | $25.90 | -0.15% | 129,075 |
| Sep 30, 2024 | $26.05 | $26.05 | $25.80 | $25.94 | 0.00% | 239,285 |
| Sep 23, 2024 | $26.06 | $26.51 | $25.83 | $25.94 | -0.57% | 391,220 |
| Sep 16, 2024 | $25.98 | $26.09 | $25.63 | $26.09 | +0.42% | 741,256 |
| Sep 9, 2024 | $25.93 | $25.99 | $25.80 | $25.98 | +0.58% | 91,496 |
| Sep 3, 2024 | $25.63 | $25.91 | $25.52 | $25.83 | +0.86% | 62,649 |
| Aug 26, 2024 | $25.63 | $25.66 | $25.51 | $25.61 | +0.16% | 74,177 |
| Aug 19, 2024 | $25.30 | $25.58 | $25.30 | $25.57 | +0.83% | 75,955 |
| Aug 12, 2024 | $25.21 | $25.41 | $25.17 | $25.36 | +0.32% | 92,213 |
| Aug 5, 2024 | $24.86 | $25.35 | $24.73 | $25.28 | +0.28% | 308,162 |
| Jul 29, 2024 | $25.32 | $25.36 | $25.11 | $25.21 | -0.20% | 363,350 |
| Jul 22, 2024 | $25.54 | $25.61 | $25.10 | $25.26 | -0.79% | 328,159 |
| Jul 15, 2024 | $25.80 | $25.83 | $25.41 | $25.46 | -1.28% | 337,793 |
| Jul 8, 2024 | $25.65 | $25.82 | $25.60 | $25.79 | +0.55% | 199,568 |
| Jul 1, 2024 | $25.48 | $25.66 | $25.31 | $25.65 | +0.67% | 94,670 |
| Jun 24, 2024 | $25.94 | $26.00 | $25.48 | $25.48 | -1.58% | 656,752 |
| Jun 17, 2024 | $25.80 | $25.97 | $25.71 | $25.89 | +0.47% | 89,857 |
| Jun 10, 2024 | $25.83 | $26.06 | $25.67 | $25.77 | -0.31% | 230,410 |
| Jun 3, 2024 | $25.68 | $25.85 | $25.56 | $25.85 | +0.66% | 282,431 |
| May 28, 2024 | $25.52 | $25.68 | $25.32 | $25.68 | +0.94% | 383,492 |
| May 20, 2024 | $25.60 | $25.72 | $25.44 | $25.44 | -0.47% | 644,059 |
| May 13, 2024 | $25.53 | $25.64 | $25.43 | $25.56 | +0.43% | 121,949 |
| May 6, 2024 | $25.81 | $25.84 | $25.42 | $25.45 | -0.93% | 171,825 |
| Apr 29, 2024 | $25.56 | $25.80 | $25.49 | $25.69 | +0.71% | 3,377,993 |
| Apr 22, 2024 | $25.49 | $25.69 | $25.43 | $25.51 | 0.00% | 683,825 |
| Apr 15, 2024 | $25.26 | $25.59 | $25.12 | $25.51 | +0.87% | 821,433 |
| Apr 8, 2024 | $25.27 | $25.49 | $25.22 | $25.29 | +0.16% | 482,218 |
| Apr 1, 2024 | $25.55 | $25.63 | $25.15 | $25.25 | -1.06% | 1,487,310 |
| Mar 25, 2024 | $25.17 | $25.69 | $25.17 | $25.52 | +1.27% | 1,209,510 |
| Mar 18, 2024 | $25.02 | $25.23 | $25.02 | $25.20 | – | – |
Seasonality
MGRE return in each calendar month over the last 3 years, including dividends. The current month runs to the latest close.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average | 0.5% | 1.2% | -5.2% | 2.0% | -0.6% | 0.2% | 1.1% | 0.1% | 0.5% | -0.9% | -0.5% | -0.1% |
| Months up | 1 of 2 | 2 of 2 | 0 of 2 | 2 of 3 | 1 of 3 | 2 of 3 | 2 of 3 | 2 of 3 | 2 of 3 | 1 of 3 | 0 of 2 | 1 of 2 |
| 2026 | 0.0% | 1.4% | -7.5% | 7.0% | -0.6% | -1.9% | 0.0% | -3.1% | -1.8% | -1.7% | ||
| 2025 | 1.0% | 1.0% | -2.9% | -1.3% | -1.5% | 1.5% | 4.5% | 1.7% | 0.4% | 0.1% | -0.2% | 1.4% |
| 2024 | 0.3% | 0.3% | 1.0% | -1.3% | 1.8% | 3.0% | -1.0% | -0.8% | -1.7% |