XML 10 R3.htm IDEA: XBRL DOCUMENT v3.3.1.900
Label Element Value
Prospectus: rr_ProspectusTable  
Supplement Text Block abfstephindex-20160113_SupplementTextBlock

 

 
American Beacon  Stephens Mid-Cap Growth Fund
American Beacon Stephens Small Cap Growth Fund

Supplement dated January 13, 2016
to the
Prospectus and Summary Prospectuses dated April 30, 2015
Each as Previously Amended or Supplemented


 
The table in the "Fund Summaries - American Beacon Stephens Mid-Cap Growth – Fund Performance -  Average total returns for periods ended December 31, 2014" section of the Prospectus, is deleted and replaced with the following;

 
Average annual total returns for periods ended December 31 2014
 
 
 
 
 
 
 
Inception
Date of Class
1 Year
5 Years
Since
Inception
Investor Class
2/1/2006
 
 
 
Returns Before Taxes
2/1/2006
2.97%
15.49%
7.47%
Returns After Taxes on Distributions
2/1/2006
1.36%
14.89%
7.16%
Returns After Taxes on Distributions and Sales of Fund Shares
2/1/2006
3.02%
12.51%
6.03%
 
Inception
Date of Class
 
1 Year
 
5 Years
 
Since
 Inception
Share Class (Before Taxes)
 
 
 
 
A
2/24/2012
2.97%
15.45%
7.45%
C
2/24/2012
2.21%
14.98%
7.21%
Y
2/24/2012
3.31%
15.71%
7.59%
Institutional
8/31/2006
3.41%
15.87%
9.49%
 
 
 
 
1 Year
 
 
5 Years
 
Since Inception
of Investor
Class (2/1/2006)
Index (Reflects no deduction for fees expenses or taxes)
 
 
 
 
Russell Midcap Growth Index
 
11.90%
16.94%
8.50%
S&P 500 Index*
 
13.69%
15.45%
7.72%
 
*
The Fund's primary benchmark is the Russell Midcap Growth Index. The Manager and the sub-advisor have elected to use the Russell Midcap Index as the Fund's primary benchmark because it is more reflective of the Fund's investment strategy than the S&P 500 Index.
 
 
 
The table in the "Fund Summaries - American Beacon Stephens Small Cap Growth Fund - Fund Performance - Average total returns for periods ended December 31, 2014" section of the Prospectus, is deleted and replaced with the following;

 
Average annual total returns for periods ended December 31 2014
 
 
 
 
 
 
 
 
 
Inception
Date of Class
1 Year
5 Years
Since
Inception
Investor Class
12/1/2005
 
 
 
Returns Before Taxes
 
(3.35%)
15.43%
7.99%
Returns After Taxes on Distributions
 
(4.33%)
14.42%
7.47%
Returns After Taxes on Distributions and Sales of Fund Shares
 
(1.08%)
12.54%
6.52%
 
 
Inception
Date of Class
 
1 Year
 
5 Years
 
 Since
Inception
Share Class (Before Taxes)
 
 
 
 
Institutional
8/31/2006
(3.08%)
15.74%
9.31%
Y
2/24/2012
(3.14%)
15.58%
8.07%
A
2/24/2012
(3.54%)
15.30%
7.92%
C
2/24/2012
(4.20%)
14.82%
7.68%
 
 
 
 
1 Year
 
 
5 Years
 
Since Inception
of Investor
Class (12/1/2005)
Index (Reflects no deduction for fees expenses or taxes)
 
 
 
 
Russell 2000 Growth Index
 
5.60%
16.80%
8.70%
S&P 500 Index*
 
13.69%
15.45%
7.77%
*
The Fund's primary benchmark is the Russell 2000 Growth Index. The Manager and the sub-advisor have elected to use the Russell 2000 Growth Index as the Fund's primary benchmark because it is more reflective of the Fund's investment strategy than the S&P 500 Index.
 
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund)  
Prospectus: rr_ProspectusTable  
Performance Table Heading rr_PerformanceTableHeading

Average annual total returns for periods ended December 31 2014
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Russell Midcap Growth Index (Reflects no deduction for fees expenses or taxes)  
Prospectus: rr_ProspectusTable  
1 Year rr_AverageAnnualReturnYear01 11.90%
5 Years rr_AverageAnnualReturnYear05 16.94%
Since Inception rr_AverageAnnualReturnSinceInception 8.50% [1]
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | S&P 500 Index (Reflects no deduction for fees expenses or taxes)  
Prospectus: rr_ProspectusTable  
1 Year rr_AverageAnnualReturnYear01 13.69% [2]
5 Years rr_AverageAnnualReturnYear05 15.45% [2]
Since Inception rr_AverageAnnualReturnSinceInception 7.72% [1],[2]
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Investor Class  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 01, 2006
1 Year rr_AverageAnnualReturnYear01 2.97%
5 Years rr_AverageAnnualReturnYear05 15.49%
Since Inception rr_AverageAnnualReturnSinceInception 7.47%
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Investor Class | Returns After Taxes on Distributions  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 01, 2006
1 Year rr_AverageAnnualReturnYear01 1.36%
5 Years rr_AverageAnnualReturnYear05 14.89%
Since Inception rr_AverageAnnualReturnSinceInception 7.16%
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Investor Class | Returns After Taxes on Distributions and Sales of Fund Shares  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 01, 2006
1 Year rr_AverageAnnualReturnYear01 3.02%
5 Years rr_AverageAnnualReturnYear05 12.51%
Since Inception rr_AverageAnnualReturnSinceInception 6.03%
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Class A  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 24, 2012
1 Year rr_AverageAnnualReturnYear01 2.97%
5 Years rr_AverageAnnualReturnYear05 15.45%
Since Inception rr_AverageAnnualReturnSinceInception 7.45%
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Class C  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 24, 2012
1 Year rr_AverageAnnualReturnYear01 2.21%
5 Years rr_AverageAnnualReturnYear05 14.98%
Since Inception rr_AverageAnnualReturnSinceInception 7.21%
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Class Y  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 24, 2012
1 Year rr_AverageAnnualReturnYear01 3.31%
5 Years rr_AverageAnnualReturnYear05 15.71%
Since Inception rr_AverageAnnualReturnSinceInception 7.59%
(American Beacon Funds) | (American Beacon Stephens Mid-Cap Growth Fund) | Institutional Class  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Aug. 31, 2006
1 Year rr_AverageAnnualReturnYear01 3.41%
5 Years rr_AverageAnnualReturnYear05 15.87%
Since Inception rr_AverageAnnualReturnSinceInception 9.49%
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund)  
Prospectus: rr_ProspectusTable  
Performance Table Heading rr_PerformanceTableHeading

Average annual total returns for periods ended December 31 2014
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Russell 2000 Growth Index (Reflects no deduction for fees expenses or taxes)  
Prospectus: rr_ProspectusTable  
1 Year rr_AverageAnnualReturnYear01 5.60%
5 Years rr_AverageAnnualReturnYear05 16.80%
Since Inception rr_AverageAnnualReturnSinceInception 8.70% [3]
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | S&P 500 Index (Reflects no deduction for fees expenses or taxes)  
Prospectus: rr_ProspectusTable  
1 Year rr_AverageAnnualReturnYear01 13.69% [4]
5 Years rr_AverageAnnualReturnYear05 15.45% [4]
Since Inception rr_AverageAnnualReturnSinceInception 7.77% [3],[4]
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Investor Class  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Dec. 01, 2005
1 Year rr_AverageAnnualReturnYear01 (3.35%)
5 Years rr_AverageAnnualReturnYear05 15.43%
Since Inception rr_AverageAnnualReturnSinceInception 7.99%
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Investor Class | Returns After Taxes on Distributions  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Dec. 01, 2005
1 Year rr_AverageAnnualReturnYear01 (4.33%)
5 Years rr_AverageAnnualReturnYear05 14.42%
Since Inception rr_AverageAnnualReturnSinceInception 7.47%
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Investor Class | Returns After Taxes on Distributions and Sales of Fund Shares  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Dec. 01, 2005
1 Year rr_AverageAnnualReturnYear01 (1.08%)
5 Years rr_AverageAnnualReturnYear05 12.54%
Since Inception rr_AverageAnnualReturnSinceInception 6.52%
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Institutional Class  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Aug. 31, 2006
1 Year rr_AverageAnnualReturnYear01 (3.08%)
5 Years rr_AverageAnnualReturnYear05 15.74%
Since Inception rr_AverageAnnualReturnSinceInception 9.31%
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Class Y  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 24, 2012
1 Year rr_AverageAnnualReturnYear01 (3.14%)
5 Years rr_AverageAnnualReturnYear05 15.58%
Since Inception rr_AverageAnnualReturnSinceInception 8.07%
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Class A  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 24, 2012
1 Year rr_AverageAnnualReturnYear01 (3.54%)
5 Years rr_AverageAnnualReturnYear05 15.30%
Since Inception rr_AverageAnnualReturnSinceInception 7.92%
(American Beacon Funds) | (American Beacon Stephens Small Cap Growth Fund) | Class C  
Prospectus: rr_ProspectusTable  
Inception Date of Class rr_AverageAnnualReturnInceptionDate Feb. 24, 2012
1 Year rr_AverageAnnualReturnYear01 (4.20%)
5 Years rr_AverageAnnualReturnYear05 14.82%
Since Inception rr_AverageAnnualReturnSinceInception 7.68%
[1] Since Inception of Investor Class (2/1/2006)
[2] The Fund's primary benchmark is the Russell Midcap Growth Index. The Manager and the sub-advisor have elected to use the Russell Midcap Index as the Fund's primary benchmark because it is more reflective of the Fund's investment strategy than the S&P 500 Index.
[3] Since Inception of Investor Class (12/1/2005)
[4] The Fund's primary benchmark is the Russell 2000 Growth Index. The Manager and the sub-advisor have elected to use the Russell 2000 Growth Index as the Fund's primary benchmark because it is more reflective of the Fund's investment strategy than the S&P 500 Index.