SEI Investments Stock Price History
NASDAQ: SEICFinanceInvestment Bankers/Brokers/ServiceUSD
104.70+1.45 (+1.40%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
SEIC price history at a glance
The price history for SEI Investments (SEIC) on this page begins on March 23, 1981, when the stock closed at $0.1901; it most recently closed at $104.70 on October 5, 2026. The highest price in this record is $112.15, reached on August 24, 2026; the latest close is 6.6% below that peak. Across the 44 complete calendar years in the table, SEIC finished higher in 31 and lower in 13. Its best year was 2000 (+182.3%) and its worst was 1984 (-45.6%).
Over roughly 46 years the share price changed +54976.3%, a 14.9% compound annual price return (excluding dividends). In the last 12 months alone, SEIC has gained 28.9%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 1981
- $112.15
- Date of high
- Aug 24, 2026
- Low since 1981
- $0.1901
- Date of low
- Mar 23, 1981
- 52-week high
- $112.15
- 52-week low
- $75.08
- IPO year
- 1981
- Last close
- $104.70
SEIC returns
1 week
+2.22%
1 month
-2.30%
3 months
+9.69%
6 months
+36.01%
Year to date
+27.65%
1 year
+28.91%
3 years
+85.57%
5 years
+69.97%
SEIC price return, excluding dividends.
SEIC annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 104.70 | +26.13% |
| 2025 | 83.01 | +1.36% |
| 2024 | 81.90 | +28.87% |
| 2023 | 63.55 | +9.01% |
| 2022 | 58.30 | -4.33% |
| 2021 | 60.94 | +6.04% |
| 2020 | 57.47 | -11.50% |
| 2019 | 64.94 | +41.14% |
| 2018 | 46.01 | -35.97% |
| 2017 | 71.86 | +45.58% |
| 2016 | 49.36 | -5.80% |
| 2015 | 52.40 | +32.32% |
| 2014 | 39.60 | +14.32% |
| 2013 | 34.64 | +40.98% |
| 2012 | 24.57 | +41.61% |
| 2011 | 17.35 | -27.07% |
| 2010 | 23.79 | +35.79% |
| 2009 | 17.52 | +8.96% |
| 2008 | 16.08 | -44.97% |
| 2007 | 29.22 | -1.88% |
| 2006 | 29.78 | +60.97% |
| 2005 | 18.50 | -11.76% |
| 2004 | 20.97 | +38.43% |
| 2003 | 15.15 | +8.10% |
| 2002 | 14.01 | -38.75% |
| 2001 | 22.88 | -18.30% |
| 2000 | 28.00 | +182.31% |
| 1999 | 9.92 | +19.76% |
| 1998 | 8.28 | +134.17% |
| 1997 | 3.54 | +86.54% |
| 1996 | 1.90 | +4.60% |
| 1995 | 1.81 | +26.09% |
| 1994 | 1.44 | -34.29% |
| 1993 | 2.19 | +65.36% |
| 1992 | 1.32 | +20.95% |
| 1991 | 1.09 | +38.16% |
| 1990 | 0.7917 | +7.04% |
| 1989 | 0.7396 | +1.43% |
| 1988 | 0.7292 | +2.95% |
| 1987 | 0.7083 | +83.78% |
| 1986 | 0.3854 | -21.28% |
| 1985 | 0.4896 | +69.35% |
| 1984 | 0.2891 | -45.59% |
| 1983 | 0.5313 | +30.77% |
| 1982 | 0.4063 | +59.21% |
| 1981* | 0.2552 | +34.25% |
* Partial year: the record begins after the start of 1981; return measured from the first available close.
2026 return is year to date.
SEIC daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 103.60 | 105.03 | 102.89 | 104.70 | +1.40% | |
| 102.07 | 103.75 | 101.42 | 103.25 | +1.16% | |
| 102.84 | 102.84 | 100.87 | 102.07 | -0.77% | |
| 103.08 | 103.94 | 102.54 | 102.86 | -0.39% | |
| 102.16 | 104.04 | 101.24 | 103.26 | +0.81% | |
| 104.57 | 105.07 | 102.40 | 102.43 | -1.39% | |
| 102.37 | 103.96 | 98.45 | 103.87 | +1.18% | |
| 103.51 | 104.38 | 102.65 | 102.66 | -0.67% | |
| 104.48 | 105.35 | 103.17 | 103.35 | -1.40% | |
| 105.75 | 105.75 | 104.09 | 104.82 | -0.79% | |
| 105.00 | 106.12 | 105.00 | 105.65 | +0.83% | |
| 104.99 | 105.50 | 103.54 | 104.78 | -0.05% | |
| 103.26 | 105.27 | 103.26 | 104.83 | +1.03% | |
| 105.58 | 105.94 | 101.47 | 103.76 | -1.54% | |
| 106.25 | 106.25 | 105.00 | 105.38 | +0.17% | |
| 104.85 | 106.26 | 104.21 | 105.20 | +0.33% | |
| 105.49 | 105.63 | 103.96 | 104.85 | +0.27% | |
| 105.72 | 106.34 | 103.22 | 104.57 | -1.18% | |
| 106.48 | 106.48 | 105.01 | 105.82 | +0.29% | |
| 107.86 | 108.05 | 105.08 | 105.51 | -1.33% | |
| 107.91 | 108.94 | 105.69 | 106.93 | +0.15% | |
| 107.19 | 107.87 | 106.32 | 106.77 | -0.37% | |
| 108.38 | 108.51 | 106.82 | 107.17 | -1.32% | |
| 110.33 | 110.75 | 108.50 | 108.60 | -1.62% | |
| 110.57 | 111.16 | 109.83 | 110.39 | -0.96% | |
| 110.00 | 111.48 | 109.75 | 111.46 | +2.14% | |
| 109.70 | 110.50 | 108.10 | 109.12 | -0.38% | |
| 110.57 | 111.15 | 109.42 | 109.54 | -1.30% | |
| 111.46 | 111.63 | 110.46 | 110.98 | -0.58% | |
| 111.68 | 112.15 | 111.18 | 111.63 | +0.30% | |
| 110.27 | 111.43 | 109.89 | 111.30 | +0.47% | |
| 110.98 | 111.43 | 110.34 | 110.78 | -0.18% | |
| 110.43 | 111.50 | 109.90 | 110.98 | +0.21% | |
| 109.75 | 111.90 | 109.62 | 110.75 | +1.11% | |
| 108.26 | 109.75 | 108.19 | 109.53 | +1.79% | |
| 107.75 | 109.11 | 107.43 | 107.60 | +0.22% | |
| 106.76 | 108.04 | 106.76 | 107.36 | +0.41% | |
| 106.25 | 107.46 | 105.53 | 106.92 | +1.37% | |
| 105.96 | 106.93 | 105.29 | 105.47 | -0.86% | |
| 106.52 | 106.91 | 105.96 | 106.38 | -0.01% | |
| 106.00 | 106.86 | 104.76 | 106.39 | +0.81% | |
| 104.17 | 105.65 | 103.96 | 105.54 | +0.87% | |
| 104.77 | 105.95 | 104.16 | 104.63 | -0.09% | |
| 104.70 | 106.00 | 104.27 | 104.72 | +0.02% | |
| 104.50 | 104.98 | 103.64 | 104.70 | +0.01% | |
| 105.50 | 107.00 | 104.06 | 104.69 | -0.07% | |
| 105.50 | 106.00 | 104.45 | 104.76 | +0.04% | |
| 104.33 | 105.53 | 104.26 | 104.72 | +0.51% | |
| 103.47 | 104.38 | 102.59 | 104.19 | +1.17% | |
| 102.19 | 103.35 | 101.11 | 102.98 | -0.06% | |
| 102.54 | 103.11 | 101.10 | 103.04 | +0.16% | |
| 102.81 | 104.47 | 102.23 | 102.88 | -0.25% | |
| 102.05 | 103.75 | 100.45 | 103.14 | +1.60% | |
| 99.22 | 101.76 | 99.16 | 101.52 | +2.32% | |
| 96.45 | 99.87 | 96.45 | 99.22 | +2.57% | |
| 102.29 | 102.29 | 95.40 | 96.73 | -2.05% | |
| 97.65 | 98.88 | 97.13 | 98.75 | +1.13% | |
| 99.37 | 99.60 | 97.35 | 97.65 | -1.73% | |
| 99.29 | 99.61 | 98.23 | 99.37 | +0.12% | |
| 99.93 | 100.79 | 98.61 | 99.25 | -1.01% | |
| 97.73 | 100.28 | 97.73 | 100.26 | +2.13% | |
| 95.37 | 98.58 | 95.37 | 98.17 | +3.46% | |
| 95.40 | 96.77 | 94.73 | 94.89 | -1.34% | |
| 96.14 | 96.73 | 95.29 | 96.18 | +0.76% | |
| 95.80 | 96.41 | 94.70 | 95.45 | +0.76% | |
| 94.48 | 96.60 | 92.47 | 94.73 | +0.23% | |
| 95.32 | 95.90 | 93.62 | 94.51 | -1.49% | |
| 95.66 | 96.19 | 94.90 | 95.94 | +1.00% | |
| 91.20 | 95.61 | 91.20 | 94.99 | +3.89% | |
| 90.57 | 92.00 | 90.50 | 91.43 | +1.53% | |
| 87.71 | 91.06 | 87.66 | 90.05 | +2.67% | |
| 86.59 | 88.12 | 86.11 | 87.71 | +1.41% | |
| 87.43 | 88.44 | 85.94 | 86.49 | -0.87% | |
| 88.07 | 88.45 | 86.39 | 87.25 | -0.77% | |
| 89.41 | 90.97 | 87.82 | 87.93 | -1.08% | |
| 90.69 | 90.69 | 88.57 | 88.89 | -1.46% | |
| 90.93 | 91.50 | 89.72 | 90.21 | -0.33% | |
| 89.91 | 90.79 | 89.01 | 90.51 | +1.20% | |
| 91.95 | 91.95 | 88.76 | 89.44 | -1.73% | |
| 90.36 | 91.54 | 90.13 | 91.01 | +0.31% | |
| 90.43 | 91.49 | 89.06 | 90.73 | +1.30% | |
| 89.87 | 90.52 | 89.32 | 89.57 | +0.19% | |
| 88.71 | 89.78 | 88.05 | 89.40 | +1.42% | |
| 88.84 | 89.37 | 87.66 | 88.15 | -0.73% | |
| 90.26 | 90.89 | 88.76 | 88.80 | -1.62% | |
| 88.95 | 91.40 | 88.69 | 90.26 | +2.29% | |
| 88.36 | 89.39 | 87.81 | 88.24 | -1.32% | |
| 88.93 | 89.67 | 88.70 | 89.42 | +0.95% | |
| 87.85 | 89.29 | 87.85 | 88.58 | +1.80% | |
| 87.39 | 87.55 | 86.26 | 87.01 | -0.87% | |
| 88.32 | 88.74 | 87.39 | 87.77 | -0.62% | |
| 87.75 | 88.77 | 87.45 | 88.32 | +0.50% | |
| 88.32 | 89.12 | 87.56 | 87.88 | -0.81% | |
| 89.57 | 89.57 | 87.96 | 88.60 | -1.20% | |
| 90.88 | 91.27 | 89.53 | 89.68 | -1.19% | |
| 90.77 | 91.10 | 90.14 | 90.76 | +0.25% | |
| 90.00 | 91.11 | 89.53 | 90.53 | +1.05% | |
| 90.26 | 90.89 | 88.73 | 89.59 | -1.30% | |
| 91.20 | 91.48 | 89.94 | 90.77 | -0.30% | |
| 91.93 | 92.58 | 90.93 | 91.04 | -1.05% | |
| 90.49 | 92.69 | 90.34 | 92.01 | +1.58% | |
| 92.06 | 92.06 | 90.43 | 90.58 | -1.22% | |
| 93.00 | 93.50 | 91.45 | 91.70 | -0.59% | |
| 91.81 | 92.60 | 91.09 | 92.24 | -0.05% | |
| 91.00 | 93.00 | 90.53 | 92.29 | +0.76% | |
| 91.18 | 91.89 | 90.35 | 91.59 | +0.45% | |
| 89.99 | 91.21 | 88.78 | 91.18 | +1.44% | |
| 91.31 | 92.12 | 89.65 | 89.89 | -1.40% | |
| 91.26 | 91.84 | 90.66 | 91.17 | +0.42% | |
| 91.28 | 91.81 | 90.53 | 90.79 | -0.53% | |
| 90.19 | 91.96 | 89.63 | 91.27 | +1.16% | |
| 91.18 | 91.18 | 89.79 | 90.22 | -0.51% | |
| 90.17 | 91.27 | 89.70 | 90.68 | -0.21% | |
| 91.49 | 91.74 | 89.99 | 90.87 | -0.70% | |
| 91.16 | 92.21 | 90.30 | 91.51 | +0.49% | |
| 88.80 | 91.14 | 88.29 | 91.06 | +2.50% | |
| 91.05 | 91.47 | 87.66 | 88.84 | -2.43% | |
| 89.14 | 92.87 | 87.70 | 91.05 | +7.38% | |
| 83.71 | 84.89 | 82.66 | 84.79 | +1.98% | |
| 81.14 | 83.62 | 81.14 | 83.14 | +2.13% | |
| 79.68 | 81.80 | 79.68 | 81.41 | +2.03% | |
| 79.92 | 81.00 | 79.27 | 79.79 | +1.09% | |
| 80.11 | 80.59 | 78.47 | 78.93 | -1.35% | |
| 80.23 | 81.16 | 79.79 | 80.01 | +0.26% | |
| 78.98 | 80.88 | 78.98 | 79.80 | +1.27% | |
| 76.45 | 78.86 | 76.35 | 78.80 | +2.36% | |
| 76.89 | 77.13 | 75.87 | 76.98 | -0.12% | |
| 77.66 | 77.96 | 76.44 | 77.07 | -1.00% | |
| 76.76 | 78.19 | 76.53 | 77.85 | +3.55% | |
| 75.65 | 76.26 | 75.08 | 75.18 | -1.04% | |
| 76.66 | 77.15 | 75.52 | 75.97 | -1.35% | |
| 76.96 | 78.50 | 76.55 | 77.01 | -1.32% | |
| 78.92 | 79.19 | 77.80 | 78.04 | -0.55% | |
| 78.23 | 79.27 | 77.13 | 78.47 | +1.63% | |
| 76.38 | 77.53 | 76.28 | 77.21 | +1.97% | |
| 76.35 | 76.48 | 75.10 | 75.72 | -1.56% | |
| 77.27 | 78.27 | 76.72 | 76.92 | -0.36% | |
| 78.97 | 79.54 | 76.81 | 77.20 | -1.46% | |
| 77.80 | 79.07 | 77.40 | 78.34 | -0.32% | |
| 79.57 | 79.78 | 78.24 | 78.59 | +1.03% | |
| 77.80 | 78.20 | 77.04 | 77.79 | -0.10% | |
| 77.10 | 78.49 | 77.00 | 77.87 | +0.39% | |
| 78.12 | 78.56 | 77.50 | 77.57 | -1.52% | |
| 79.01 | 80.24 | 78.76 | 78.77 | +0.87% | |
| 80.44 | 81.37 | 77.98 | 78.09 | -2.25% | |
| 79.78 | 81.06 | 79.42 | 79.89 | +0.93% | |
| 78.24 | 79.76 | 77.57 | 79.15 | -0.62% | |
| 79.79 | 80.73 | 78.01 | 79.64 | -0.47% | |
| 81.15 | 82.09 | 78.88 | 80.02 | -1.40% | |
| 80.22 | 81.26 | 78.66 | 81.16 | -0.34% | |
| 80.30 | 81.49 | 79.12 | 81.44 | -0.74% | |
| 81.51 | 83.01 | 81.18 | 82.05 | +0.29% | |
| 82.81 | 83.56 | 81.79 | 81.81 | -1.04% | |
| 80.41 | 83.40 | 79.75 | 82.67 | +0.40% | |
| 80.10 | 82.99 | 79.37 | 82.34 | +1.25% | |
| 82.05 | 82.87 | 80.29 | 81.32 | -2.38% | |
| 82.22 | 83.60 | 82.08 | 83.30 | +1.83% | |
| 80.95 | 82.13 | 79.74 | 81.80 | +1.98% | |
| 79.36 | 80.95 | 78.61 | 80.21 | +1.44% | |
| 81.39 | 81.39 | 78.80 | 79.07 | -2.85% | |
| 80.57 | 81.74 | 79.71 | 81.39 | +1.02% | |
| 80.48 | 80.75 | 79.28 | 80.57 | -0.84% | |
| 79.15 | 81.35 | 79.08 | 81.25 | +2.82% | |
| 78.89 | 79.58 | 77.53 | 79.02 | +0.50% | |
| 77.45 | 78.77 | 76.27 | 78.63 | +1.68% | |
| 80.61 | 81.42 | 76.43 | 77.33 | -3.55% | |
| 82.85 | 82.99 | 79.24 | 80.18 | -2.58% | |
| 85.14 | 86.04 | 81.26 | 82.30 | -3.60% | |
| 84.54 | 85.49 | 84.02 | 85.37 | +1.09% | |
| 85.32 | 85.84 | 83.53 | 84.45 | +0.05% | |
| 86.03 | 86.92 | 84.25 | 84.41 | -1.78% | |
| 85.22 | 86.36 | 83.13 | 85.94 | +2.15% | |
| 88.69 | 88.74 | 82.95 | 84.13 | -5.14% | |
| 87.49 | 88.92 | 86.68 | 88.69 | +0.96% | |
| 87.81 | 88.68 | 86.91 | 87.85 | -0.22% | |
| 88.72 | 91.42 | 86.06 | 88.04 | +2.25% | |
| 84.44 | 86.15 | 84.01 | 86.10 | +1.72% | |
| 85.48 | 86.13 | 84.44 | 84.64 | -0.82% | |
| 85.15 | 85.93 | 85.06 | 85.34 | +0.16% | |
| 85.95 | 85.95 | 84.30 | 85.20 | -1.16% | |
| 86.60 | 86.99 | 85.97 | 86.20 | +0.27% | |
| 84.44 | 86.79 | 84.20 | 85.97 | +2.69% | |
| 85.36 | 85.93 | 83.52 | 83.72 | -2.66% | |
| 86.45 | 86.81 | 85.89 | 86.01 | -0.61% | |
| 85.75 | 86.88 | 85.70 | 86.54 | +1.43% | |
| 84.65 | 85.67 | 84.47 | 85.32 | +0.72% | |
| 86.18 | 86.18 | 84.09 | 84.71 | -1.49% | |
| 86.00 | 86.56 | 85.38 | 85.99 | -0.90% | |
| 87.27 | 87.94 | 86.64 | 86.77 | -0.55% | |
| 87.16 | 87.76 | 86.48 | 87.25 | -0.30% | |
| 87.52 | 88.21 | 86.36 | 87.51 | -0.57% | |
| 86.95 | 88.25 | 85.66 | 88.01 | +1.22% | |
| 82.93 | 87.69 | 82.88 | 86.95 | +4.75% | |
| 81.79 | 83.07 | 81.63 | 83.01 | +1.21% | |
| 83.13 | 83.18 | 81.98 | 82.02 | -1.37% | |
| 83.90 | 83.97 | 82.89 | 83.16 | -1.11% | |
| 84.38 | 84.45 | 83.60 | 84.09 | -0.90% | |
| 85.35 | 85.42 | 84.58 | 84.85 | -0.61% | |
| 86.02 | 86.02 | 85.14 | 85.37 | -0.87% | |
| 85.67 | 86.98 | 85.29 | 86.12 | +2.10% | |
| 83.38 | 84.89 | 83.32 | 84.35 | +1.09% | |
| 83.31 | 83.90 | 82.65 | 83.44 | -0.07% | |
| 83.71 | 84.36 | 82.98 | 83.50 | +0.51% | |
| 82.68 | 83.71 | 82.34 | 83.08 | +0.13% | |
| 83.30 | 83.83 | 82.07 | 82.97 | +1.20% | |
| 82.63 | 84.07 | 81.39 | 81.99 | -1.22% | |
| 83.85 | 83.85 | 82.46 | 83.00 | -0.47% | |
| 83.29 | 84.04 | 83.19 | 83.39 | +0.23% | |
| 81.50 | 83.41 | 81.48 | 83.20 | +2.01% | |
| 80.96 | 82.16 | 80.96 | 81.56 | +0.82% | |
| 80.98 | 81.35 | 80.37 | 80.90 | -0.25% | |
| 81.06 | 81.60 | 80.60 | 81.10 | -0.18% | |
| 81.13 | 82.18 | 80.86 | 81.25 | +0.31% | |
| 80.00 | 81.07 | 80.00 | 81.00 | +1.30% | |
| 80.01 | 80.73 | 79.69 | 79.96 | -0.03% | |
| 80.36 | 81.34 | 79.86 | 79.98 | -1.09% | |
| 81.32 | 81.62 | 80.60 | 80.86 | +0.04% | |
| 80.19 | 81.55 | 80.19 | 80.83 | +0.79% | |
| 79.64 | 80.57 | 79.54 | 80.20 | +1.08% | |
| 79.89 | 80.05 | 79.15 | 79.34 | -0.87% | |
| 79.10 | 80.35 | 78.64 | 80.04 | +1.56% | |
| 79.23 | 80.00 | 77.51 | 78.81 | +0.46% | |
| 78.37 | 78.71 | 77.65 | 78.45 | +0.23% | |
| 78.28 | 79.21 | 78.00 | 78.27 | -0.66% | |
| 81.19 | 81.30 | 78.31 | 78.79 | -3.41% | |
| 81.72 | 82.22 | 80.45 | 81.57 | -0.85% | |
| 83.38 | 83.57 | 82.18 | 82.27 | -1.71% | |
| 83.45 | 84.69 | 83.45 | 83.70 | +0.18% | |
| 82.87 | 84.33 | 82.82 | 83.55 | +0.67% | |
| 83.09 | 83.43 | 82.35 | 82.99 | +0.08% | |
| 82.11 | 83.21 | 81.68 | 82.92 | +0.89% | |
| 82.04 | 82.59 | 80.59 | 82.19 | -0.23% | |
| 81.41 | 82.84 | 81.30 | 82.38 | +0.91% | |
| 80.10 | 81.79 | 80.01 | 81.64 | +0.94% | |
| 80.38 | 80.92 | 79.54 | 80.88 | +0.33% | |
| 80.75 | 81.05 | 80.43 | 80.61 | -0.24% | |
| 80.54 | 81.69 | 80.54 | 80.80 | +0.24% | |
| 81.40 | 81.54 | 80.07 | 80.61 | -1.49% | |
| 83.07 | 83.07 | 81.82 | 81.83 | -1.49% | |
| 83.20 | 83.88 | 82.60 | 83.07 | +1.42% | |
| 82.15 | 82.46 | 81.25 | 81.91 | +0.47% | |
| 80.00 | 81.82 | 78.34 | 81.53 | +0.15% | |
| 82.25 | 82.75 | 81.41 | 81.41 | -1.29% | |
| 81.66 | 83.21 | 81.38 | 82.47 | +0.95% | |
| 81.26 | 81.90 | 80.93 | 81.69 | +1.11% | |
| 80.85 | 81.33 | 80.08 | 80.79 | +0.35% | |
| 82.84 | 83.23 | 80.43 | 80.51 | -2.49% | |
| 83.93 | 84.40 | 82.29 | 82.57 | -1.02% | |
| 81.54 | 84.02 | 81.54 | 83.42 | +1.09% | |
| 81.57 | 82.96 | 81.57 | 82.52 | +1.60% | |
| 84.30 | 84.72 | 81.10 | 81.22 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the SEIC chart for longer ranges.