How is the performance of S&P 500 (SNP: ^GSPC) comparing with Russell 1000 (Chicago Options: ^RUI)?

Historical values of S&P 500 (SNP: ^GSPC) and Russell 1000 (Chicago Options: ^RUI) are presented below with their growth indices to help you compairing them.

Compare:
   S&P 500
   SNP: ^GSPC
   2026-08-17: 7748.50000000 USD
with:
   Russell 1000
   Chicago Options: ^RUI
   2026-08-17: 4223.67333984 USD

                S&P 500           Russell 1000    
               ^GSPC  Growth%        ^RUI  Growth%
           ---------- -------   ---------- -------
2026-08-17   7,748.50  100.00     4,223.67  100.00
2026-08-14   7,748.50  100.00     4,245.65  100.52
2026-08-13   7,748.50  100.00     4,252.62  100.69
2026-08-12   7,748.50  100.00     4,225.46  100.04
2026-08-11   7,728.20   99.74     4,213.67   99.76
2026-08-10   7,753.11  100.06     4,225.78  100.05
2026-08-07   7,757.64  100.12     4,227.99  100.10
2026-08-06   7,709.96   99.50     4,196.80   99.36
2026-08-05   7,723.55   99.68     4,204.36   99.54
2026-08-04   7,736.52   99.85     4,213.69   99.76
2026-08-03   7,600.50   98.09     4,138.42   97.98
2026-07-31   7,489.72   96.66     4,076.38   96.51
2026-07-30   7,437.63   95.99     4,051.49   95.92
2026-07-29   7,316.15   94.42     3,986.79   94.39
2026-07-28   7,428.78   95.87     4,048.26   95.85
2026-07-27   7,413.18   95.67     4,039.56   95.64
2026-07-24   7,411.98   95.66     4,035.71   95.55
2026-07-23   7,408.30   95.61     4,033.45   95.50
2026-07-22   7,498.96   96.78     4,081.13   96.63
2026-07-21   7,509.20   96.91     4,087.99   96.79
2026-07-20   7,443.28   96.06     4,052.64   95.95
2026-07-17   7,457.69   96.25     4,062.28   96.18
2026-06-17   7,420.10   95.76     4,037.65   95.60
2026-05-17   7,408.50   95.61     4,017.68   95.12
2026-04-17   7,126.06   91.97     3,886.69   92.02
2026-03-17   6,716.09   86.68     3,663.66   86.74
2026-02-17   6,843.22   88.32     3,736.19   88.46
2026-01-17   6,940.01   89.57     3,791.53   89.77
2025-12-17   6,721.43   86.74     3,669.39   86.88
2025-11-17   6,672.41   86.11     3,634.75   86.06
2025-10-17   6,664.01   86.00     3,641.07   86.21
2025-09-17   6,600.35   85.18     3,613.67   85.56
2025-08-17   6,449.80   83.24     3,525.98   83.48
2024-08-17   5,554.25   71.68     3,082.73   72.99
2023-08-17   4,370.36   56.40     2,470.02   58.48
2022-08-17   4,274.04   55.16     2,176.45   51.53
2021-08-17   4,448.08   57.41     2,537.31   60.07
2020-08-17   3,381.99   43.65     1,946.15   46.08
2019-08-17   2,888.68   37.28     1,618.61   38.32
2018-08-17   2,850.13   36.78     1,610.70   38.14
2017-08-17   2,430.01   31.36     1,369.61   32.43
2016-08-17   2,182.22   28.16     1,203.05   28.48
2015-08-17   2,102.44   27.13     1,100.51   26.06
2014-08-17   2,003.37   25.85     1,117.71   26.46
2013-08-17   1,632.97   21.07       909.28   21.53
2012-08-17   1,406.58   18.15       775.07   18.35
2011-08-17   1,218.89   15.73       674.79   15.98
2010-08-17   1,049.33   13.54       577.68   13.68
2009-08-17   1,020.62   13.17       558.21   13.22
2008-08-17   1,282.83   16.56       702.17   16.62
2007-08-17   1,473.99   19.02       802.82   19.01
2006-08-17   1,303.82   16.83       707.55   16.75
2005-08-17   1,220.33   15.75       663.13   15.70
2004-08-17   1,104.24   14.25       589.09   13.95
2003-08-17   1,008.01   13.01       538.40   12.75
2002-08-17     916.07   11.82       486.08   11.51
2001-08-17   1,133.58   14.63       597.67   14.15
2000-08-17   1,517.68   19.59       811.17   19.21
1999-08-17   1,320.41   17.04       683.27   16.18
1998-08-17     957.28   12.35       496.66   11.76
1997-08-17     899.47   11.61       475.33   11.25
1996-08-17     651.99    8.41       347.79    8.23
1995-08-17     561.88    7.25       301.40    7.14
1994-08-17     475.49    6.14       254.04    6.01
1993-08-17     463.56    5.98       249.20    5.90
1992-08-17     414.03    5.34                     
1991-08-17     395.43    5.10                     
1990-08-17     322.56    4.16                     
1989-08-17     351.45    4.54                     
1988-08-17     261.52    3.38                     
1987-08-17     329.80    4.26                     
1986-08-17     252.93    3.26                     
1985-08-17     188.63    2.43                     
1984-12-01     181.18    2.34