Articles for Financial Advisors

S&P 500 Weekly Drops of 5%+

S&P 500 Weekly Drops of 5%+

From the beginning of 1980 through August 24, 2015, there have been just 29 instances (29/1851 weeks = 1.5% of the weeks) when the S&P 500 dropped 5% or more in a calendar week.

 

S&P 500 Weekly Drops of 5%+  [1980-2001]

 

Date

% Drop

Next Week

4 Weeks Later

12 Weeks Later

3/7/1980

-6.0%

-1.4%

-4.4%

4.1%

9/12/1986

-7.9

0.7

2.1

8.9

10/9/1987

-5.2

-9.1

-19.5

-20.6

10/16/1987

-9.1

-12.2

-13.1

-13.9

10/23/1987

-12.2

1.4

-2.5

1.5

12/4/1987

-6.8

5.1

10.3

17.2

8/13/1989

-7.1

4.1

1.6

5.6

8/28/1998

-5.0

-5.2

1.7

13.3

9/4/1998

-5.2

3.6

3.0

22.4

10/15/1999

-6.6

4.4

11.9

15.6

1/28/2000

-5.6

4.7

-2.0

5.5

4/14/2000

-10.5

5.8

4.8

9.0

3/16/2001

-6.7

-0.9

2.9

10.0

9/21/2001

-11.6

7.8

11.2

16.3

 

 

From 1980 through 8/21/2015, 2008 was the year with the most weekly declines of 5%+ (6 total). The biggest weekly drop was -18.2% (10/3/2008). After a weekly drop of 5%+, the biggest loss for the subsequent week was also -18.2% (10/10/2008). The worst cumulative return four weeks after a weekly drop of at least 5% was -19.5% (10/9/1987).

 

After a weekly drop of 5%+, the following week experienced a loss 38% of the time (11/29); cumulative returns four weeks after a weekly decline of 5%+ also occurred 38% of the time 11/29).

 

 

S&P 500 Weekly Drops of 5%+  [2002-8/21/2015]

 

Date

% Drop

Next Week

4 Weeks Later

12 Weeks Later

7/12/2002

-6.8%

-8.0%

-1.4%

-13.1%

7/19/2002

-8.0

0.6

9.6

-1.5

1/18/2008

-5.4

0.4

1.9

0.6

10/3/2008

-9.4

-18.2

-11.9

-20.6

10/10/2008

-18.2

4.6

3.5

3.6

10/24/2008

-6.8

10.5

-8.8

-3.0

11/14/2008

-6.2

-8.4

0.7

-0.5

11/21/2008

-8.4

12.0

11.0

3.4

2/20/2009

-6.9

-4.5

-0.2

14.7

3/6/2009

-7.0

10.7

23.3

34.5

5/7/2010

-6.4

2.2

-4.1

-0.8

7/2/2010

-5.0

5.4

7.7

12.3

8/5/2011

-7.2

-1.7

-2.1

7.2

9/23/2011

-6.5

-0.4

9.0

7.3

8/21/2015

-5.7

--

--

--

 

 

 

 

 

Average (1980-2015)

0.5%

1.7%

5.0%

Median

 

1.1%

1.8%

5.5%

% Positive

 

61%

61%

71%

Avg. All Weeks (+ or -)

0.2%

0.7%

2.2%

 

For Advisors by Advisors. Browse all Programs.