SEI Index Fd, S&P 500 Index Fund Class I (SPIIX) NASDAQ
Currency In USD
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Currency In USD
If you invested $1000 in SEI Index Fd, S&P 500 Index Fund Class I (SPIIX) 10 years ago, it would be worth $2,570.73 as of October 01, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,367.9, while $1000 invested 1 year ago would be worth $1,142.86. This corresponds to total returns of 157.07%, 36.79%, 14.29%, respectively, with annualized returns of 9.9%, 6.46%, 14.29%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| October 01, 2026 | 114.81 | 114.81 | 114.81 | 114.81 | 114.81 | 0 |
| September 30, 2026 | 115.09 | 115.09 | 115.09 | 115.09 | 115.09 | 0 |
| September 29, 2026 | 115.29 | 115.29 | 115.29 | 115.29 | 115.29 | 0 |
| September 28, 2026 | 116.19 | 116.19 | 116.19 | 116.19 | 116.19 | 0 |
| September 25, 2026 | 115.6 | 115.6 | 115.6 | 115.6 | 115.6 | 0 |
| September 24, 2026 | 115.63 | 115.63 | 115.63 | 115.63 | 115.63 | 0 |
| September 23, 2026 | 116.51 | 116.51 | 116.51 | 116.51 | 116.51 | 0 |
| September 22, 2026 | 116.51 | 116.51 | 116.51 | 116.51 | 116.51 | 0 |
| September 21, 2026 | 114.8 | 114.8 | 114.8 | 114.8 | 114.8 | 0 |
| September 18, 2026 | 114.61 | 114.61 | 114.61 | 114.61 | 114.61 | 0 |
| September 17, 2026 | 113.32 | 113.32 | 113.32 | 113.32 | 113.32 | 0 |
| September 16, 2026 | 113.83 | 113.83 | 113.83 | 113.83 | 113.83 | 0 |
| September 15, 2026 | 114.32 | 114.32 | 114.32 | 114.32 | 114.32 | 0 |
| September 11, 2026 | 113.9 | 113.9 | 113.9 | 113.9 | 113.9 | 0 |
| September 10, 2026 | 114.56 | 114.56 | 114.56 | 114.56 | 114.56 | 0 |
| September 09, 2026 | 115.11 | 115.11 | 115.11 | 115.11 | 115.11 | 0 |
| September 08, 2026 | 115.79 | 115.79 | 115.79 | 115.79 | 115.79 | 0 |
| September 04, 2026 | 116.21 | 116.21 | 116.21 | 116.21 | 116.21 | 0 |
| September 03, 2026 | 114.99 | 114.99 | 114.99 | 114.99 | 114.99 | 0 |
| September 02, 2026 | 114.46 | 114.46 | 114.46 | 114.46 | 114.46 | 0 |
| September 01, 2026 | 115.28 | 115.28 | 115.28 | 115.28 | 115.28 | 0 |
| August 31, 2026 | 115.66 | 115.66 | 115.66 | 115.66 | 115.66 | 0 |
| August 28, 2026 | 115.95 | 115.95 | 115.95 | 115.95 | 115.95 | 0 |
| August 27, 2026 | 115.12 | 115.12 | 115.12 | 115.12 | 115.12 | 0 |
| August 26, 2026 | 115.15 | 115.15 | 115.15 | 115.15 | 115.15 | 0 |
| August 25, 2026 | 114.78 | 114.78 | 114.78 | 114.78 | 114.78 | 0 |
| August 24, 2026 | 115.11 | 115.11 | 115.11 | 115.11 | 115.11 | 0 |
| August 21, 2026 | 114.6 | 114.6 | 114.6 | 114.6 | 114.6 | 0 |
| August 20, 2026 | 115.59 | 115.59 | 115.59 | 115.59 | 115.59 | 0 |
| August 19, 2026 | 115.34 | 115.34 | 115.34 | 115.34 | 115.34 | 0 |
| August 18, 2026 | 116.14 | 116.14 | 116.14 | 116.14 | 116.14 | 0 |
| August 17, 2026 | 116.74 | 116.74 | 116.74 | 116.74 | 116.74 | 0 |
| August 14, 2026 | 116.24 | 116.93 | 116.93 | 116.93 | 116.24 | 0 |
| August 13, 2026 | 116.17 | 116.17 | 116.17 | 116.17 | 116.17 | 0 |
| August 12, 2026 | 116.24 | 115.87 | 115.87 | 116.24 | 115.87 | 0 |
| August 11, 2026 | 116.24 | 116.24 | 116.24 | 116.24 | 116.24 | 0 |
| August 10, 2026 | 116.3 | 116.3 | 116.3 | 116.3 | 116.3 | 0 |
| August 07, 2026 | 115.58 | 115.58 | 115.58 | 115.58 | 115.58 | 0 |
| August 06, 2026 | 115.79 | 115.79 | 115.79 | 115.79 | 115.79 | 0 |
| August 05, 2026 | 115.99 | 115.99 | 115.99 | 115.99 | 115.99 | 0 |
| August 04, 2026 | 113.95 | 113.95 | 113.95 | 113.95 | 113.95 | 0 |
| August 03, 2026 | 112.29 | 112.29 | 112.29 | 112.29 | 112.29 | 0 |
| July 31, 2026 | 111.5 | 111.5 | 111.5 | 111.5 | 111.5 | 0 |
| July 30, 2026 | 109.68 | 109.68 | 109.68 | 109.68 | 109.68 | 0 |
| July 29, 2026 | 111.37 | 111.37 | 111.37 | 111.37 | 111.37 | 0 |
| July 28, 2026 | 111.14 | 111.14 | 111.14 | 111.14 | 111.14 | 0 |
| July 27, 2026 | 111.12 | 111.12 | 111.12 | 111.12 | 111.12 | 0 |
| July 23, 2026 | 112.42 | 112.42 | 112.42 | 112.42 | 112.42 | 0 |
| July 22, 2026 | 112.57 | 112.57 | 112.57 | 112.57 | 112.57 | 0 |
| July 21, 2026 | 111.59 | 111.59 | 111.59 | 111.59 | 111.59 | 0 |
| July 20, 2026 | 111.81 | 111.81 | 111.81 | 111.81 | 111.81 | 0 |
| July 17, 2026 | 112.95 | 112.95 | 112.95 | 112.95 | 112.95 | 0 |
| July 16, 2026 | 113.53 | 113.53 | 113.53 | 113.53 | 113.53 | 0 |
| July 15, 2026 | 113.09 | 113.09 | 113.09 | 113.09 | 113.09 | 0 |
| July 14, 2026 | 112.67 | 112.67 | 112.67 | 112.67 | 112.67 | 0 |
| July 13, 2026 | 113.57 | 113.57 | 113.57 | 113.57 | 113.57 | 0 |
| July 10, 2026 | 113.09 | 113.09 | 113.09 | 113.09 | 113.09 | 0 |
| July 09, 2026 | 112.17 | 112.17 | 112.17 | 112.17 | 112.17 | 0 |
| July 08, 2026 | 112.49 | 112.49 | 112.49 | 112.49 | 112.49 | 0 |
| July 07, 2026 | 113 | 113 | 113 | 113 | 113 | 0 |