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Tuning Support
Fixed Rate Vintage Specific Tuning Recommendations for v5.2f - v5.2g
FIXED RATE AGENCY LOAN TYPES
FN 30
Vintage
Scale
Refi
Slide
Tuning Start Year
Tuning Start Month
Tuning End Year
Tuning End Month
Tuning Ramp Months
Tuning Fade Months
2009
0.6
0.5
40
2007
6
2010
12
12
24
2008
0.55
0.5
40
2007
6
2010
12
12
24
2007
0.55
0.5
40
2007
6
2010
12
12
24
2006
0.55
0.5
40
2007
6
2010
12
12
24
2005
0.65
0.5
40
2007
6
2010
12
12
24
2004
0.6
0.65
40
2007
6
2010
12
12
24
2003
0.7
0.6
40
2007
6
2010
12
12
24
2002
0.7
0.6
40
2007
6
2010
12
12
24
2001
0.7
0.6
40
2007
6
2010
12
12
24
2000
0.6
0.5
40
2007
6
2010
12
12
24
pre-2000
0.6
0.5
40
2007
6
2010
12
12
24
FG 30
Vintage
Scale
Refi
Slide
Tuning Start Year
Tuning Start Month
Tuning End Year
Tuning End Month
Tuning Ramp Months
Tuning Fade Months
2009
0.6
0.5
40
2007
6
2010
12
12
24
2008
0.55
0.5
40
2007
6
2010
12
12
24
2007
0.55
0.5
40
2007
6
2010
12
12
24
2006
0.55
0.5
40
2007
6
2010
12
12
24
2005
0.65
0.5
40
2007
6
2010
12
12
24
2004
0.6
0.65
40
2007
6
2010
12
12
24
2003
0.7
0.6
40
2007
6
2010
12
12
24
2002
0.7
0.6
40
2007
6
2010
12
12
24
2001
0.7
0.6
40
2007
6
2010
12
12
24
2000
0.6
0.5
40
2007
6
2010
12
12
24
pre-2000
0.6
0.5
40
2007
6
2010
12
12
24
FN 15
Vintage
Scale
Refi
Slide
Tuning Start Year
Tuning Start Month
Tuning End Year
Tuning End Month
Tuning Ramp Months
Tuning Fade Months
2009
0.8
0.4
0
2007
6
2010
12
12
24
2008
0.7
0.4
0
2007
6
2010
12
12
24
2007
0.65
0.4
0
2007
6
2010
12
12
24
2006
0.65
0.4
0
2007
6
2010
12
12
24
2005
0.6
0.4
0
2007
6
2010
12
12
24
2004
0.6
0.4
0
2007
6
2010
12
12
24
2003
0.7
0.4
0
2007
6
2010
12
12
24
2002
0.7
0.4
0
2007
6
2010
12
12
24
2001
0.75
0.4
0
2007
6
2010
12
12
24
2000
0.75
0.4
0
2007
6
2010
12
12
24
pre-2000
0.9
0.4
0
2007
6
2010
12
12
24
FG 15
Vintage
Scale
Refi
Slide
Tuning Start Year
Tuning Start Month
Tuning End Year
Tuning End Month
Tuning Ramp Months
Tuning Fade Months
2009
0.8
0.4
0
2007
6
2010
12
12
24
2008
0.7
0.4
0
2007
6
2010
12
12
24
2007
0.65
0.4
0
2007
6
2010
12
12
24
2006
0.65
0.4
0
2007
6
2010
12
12
24
2005
0.6
0.4
0
2007
6
2010
12
12
24
2004
0.6
0.4
0
2007
6
2010
12
12
24
2003
0.7
0.4
0
2007
6
2010
12
12
24
2002
0.7
0.4
0
2007
6
2010
12
12
24
2001
0.75
0.4
0
2007
6
2010
12
12
24
2000
0.75
0.4
0
2007
6
2010
12
12
24
pre-2000
0.9
0.4
0
2007
6
2010
12
12
24
GN 30
Vintage
Scale
Refi
Slide
Tuning Start Year
Tuning Start Month
Tuning End Year
Tuning End Month
Tuning Ramp Months
Tuning Fade Months
2009
0.9
1
30
2007
6
2010
12
12
24
2008
0.85
0.85
30
2007
6
2010
12
12
24
2007
0.85
0.85
30
2007
6
2010
12
12
24
2006
0.85
0.85
30
2007
6
2010
12
12
24
2005
0.85
0.7
30
2007
6
2010
12
12
24
2004
0.75
0.7
30
2007
6
2010
12
12
24
2003
0.75
0.7
30
2007
6
2010
12
12
24
2002
0.7
0.7
30
2007
6
2010
12
12
24
2001
0.7
0.6
30
2007
6
2010
12
12
24
2000
0.5
0.6
30
2007
6
2010
12
12
24
pre-2000
0.65
0.6
30
2007
6
2010
12
12
24
GN 15
Vintage
Scale
Refi
Slide
Tuning Start Year
Tuning Start Month
Tuning End Year
Tuning End Month
Tuning Ramp Months
Tuning Fade Months
2009
1.1
1
25
2007
6
2010
12
12
24
2008
1.1
1
50
2007
6
2010
12
12
24
2007
0.8
0.9
50
2007
6
2010
12
12
24
2006
0.8
0.8
50
2007
6
2010
12
12
24
2005
0.8
0.7
50
2007
6
2010
12
12
24
2004
0.8
0.7
50
2007
6
2010
12
12
24
2003
0.8
0.8
50
2007
6
2010
12
12
24
2002
0.75
0.75
50
2007
6
2010
12
12
24
2001
0.75
0.75
50
2007
6
2010
12
12
24
2000
0.75
0.8
50
2007
6
2010
12
12
24
pre-2000
0.75
0.9
50
2007
6
2010
12
12
24
All Agency loan types with parameters not listed above should be set to 1.0 with the exception of slide which should be set to 0.
Tuning Support
Fixed Rate Vintage Specific Tuning Recommendations for v5.2f - v5.2g
FIXED RATE AGENCY LOAN TYPES
FN 30
FG 30
FN 15
FG 15
GN 30
GN 15
All Agency loan types with parameters not listed above should be set to 1.0 with the exception of slide which should be set to 0.