Northwestern Investment Management Company

Northwestern Mutual Capital as of June 30, 2011

Portfolio Holdings for Northwestern Mutual Capital

Northwestern Mutual Capital holds 101 positions in its portfolio as reported in the June 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Magellan Midstream Partners 4.0 $58M 978k 59.73
Enterprise Products Partners (EPD) 3.7 $54M 1.3M 43.21
Marshall & Ilsley Corporation 3.5 $51M 6.4M 7.97
Energy Transfer Equity (ET) 3.4 $49M 1.1M 44.96
Targa Res Corp (TRGP) 3.2 $46M 1.4M 33.46
Equinix Inc note 3.000%10/1 3.1 $45M 41M 1.09
El Paso Pipeline Partners 2.7 $39M 1.1M 34.75
Pioneer Nat Res Co note 2.875% 1/1 2.7 $39M 40M 0.98
Peabody Energy Corp sdcv 4.750%12/1 2.7 $39M 39M 1.01
Rosetta Resources 2.6 $37M 716k 51.54
NuStar GP Holdings 2.2 $33M 903k 36.00
Chesapeake Midstream Partners 2.2 $32M 1.1M 28.70
Transocean Inc note 1.500%12/1 2.0 $29M 31M 0.94
Apache Corporation 2.0 $29M 233k 123.39
Cal Dive Intl Inc note 3.250%12/1 1.9 $28M 34M 0.82
Liberty Media Corp New deb 3.125% 3/3 1.9 $28M 28M 1.02
NewStar Financial 1.9 $27M 2.5M 10.68
Williams Partners 1.8 $26M 484k 54.18
Metlife Inc 5% 10/0/14 Conv Pr cv prf 1.8 $26M 306k 83.24
Western Gas Partners 1.7 $25M 700k 35.54
Wells Fargo & Company Non-cum Perpet cnv (WFC.PL) 1.7 $24M 25k 967.50
PAA Natural Gas Storage 1.6 $23M 1.0M 22.67
Tesoro Logistics Lp us equity 1.6 $23M 925k 24.35
Buckeye Partners 1.5 $21M 331k 64.56
St Mary Ld & Expl Co note 3.500% 4/0 1.4 $20M 24M 0.84
Hologic Inc frnt 2.000%12/1 1.3 $19M 23M 0.85
Omnicare Inc dbcv 3.250%12/1 1.3 $18M 20M 0.90
Crosstex Energy 1.3 $18M 1.0M 18.15
Apache Corp. 6% Mandatory Conv pfd cv 1.2 $18M 335k 53.50
General Mtrs Co jr pfd cnv srb 1.2 $18M 365k 48.63
Salix Pharmaceuticals Inc note 2.750% 5/1 1.2 $17M 16M 1.05
Regency Energy Partners 1.1 $16M 625k 25.86
Omnicare Inc note 3.750%12/1 1.1 $16M 15M 1.04
Affiliated Managers Group note 3.950% 8/1 1.1 $15M 18M 0.88
General Cable Corp Del New frnt 4.500% 11/1 1.0 $14M 11M 1.30
INC Sealy Corp 1.0 $14M 270k 52.95
GAME Technolog debt 1.0 $14M 13M 1.12
Ford Mtr Co Del note 4.250%11/1 1.0 $14M 7.4M 1.87
Massey Energy Co note 3.250% 8/0 0.9 $14M 17M 0.81
Linn Energy 0.9 $14M 347k 39.07
General Cable Corp Del New note 0.875%11/1 0.9 $13M 12M 1.10
E M C Corp Mass note 1.750%12/0 0.8 $11M 8.7M 1.31
Cvr Partners Lp unit 0.8 $11M 500k 22.46
Petrohawk Energy Corporation 0.8 $11M 448k 24.67
Interpublic Group Cos Inc note 4.750% 3/1 0.8 $11M 12M 0.91
Microchip Technology Inc sdcv 2.125%12/1 0.8 $11M 11M 0.98
Dcp Midstream Partners 0.8 $11M 264k 40.97
Ppl Corp unit 99/99/9999 0.7 $11M 205k 51.68
Arvinmeritor Inc frnt 4.000% 2/1 0.7 $11M 10M 1.04
Dendreon Corp note 0.7 $11M 11M 1.01
BreitBurn Energy Partners 0.7 $9.7M 500k 19.46
QEP Resources 0.7 $9.5M 227k 41.83
Alliance Data Systems Corp note 1.750% 8/0 0.7 $9.4M 10M 0.91
Providence Svc Corp note 6.500% 5/1 0.6 $9.3M 10M 0.89
CUBIST PHARM CONVERTIBLE security 0.6 $9.2M 8.0M 1.15
Vale Cap Ii valep 6.75%12 0.6 $8.9M 100k 89.24
Core Laboratories Lp note 0.250%10/3 0.6 $8.8M 8.5M 1.04
Coinstar Inc note 4.000% 9/0 0.6 $8.8M 7.9M 1.12
Spectra Energy Partners 0.6 $8.8M 275k 31.82
Citigroup Inc unit 0.6 $8.5M 75k 113.67
Horsehead Holding 0.6 $8.5M 640k 13.32
Thq Inc note 5.000% 8/1 0.6 $8.4M 8.9M 0.94
Live Nation Entertainment In note 2.875% 7/1 0.6 $8.2M 9.4M 0.87
Micron Technology Inc note 1.875% 6/0 0.5 $7.4M 8.1M 0.92
On Semiconductor Corp note 2.625%12/1 0.5 $6.9M 6.0M 1.15
Viropharma Inc note 2.000% 3/1 0.5 $6.8M 7.0M 0.97
Mylan Inc note 3.750% 9/1 0.5 $6.6M 4.0M 1.65
Sandisk Corp note 1.500% 8/1 0.4 $6.3M 6.0M 1.05
Group 1 Automotive Inc frnt 2.250% 6/1 0.4 $5.5M 7.0M 0.78
Intel Corp sdcv 0.4 $5.4M 5.2M 1.03
EV Energy Partners 0.4 $5.3M 100k 53.34
Stanley Black & Decker Inc unit 99/99/9999 0.4 $5.1M 50k 102.88
Ja Solar Holdings Co Ltd note 4.500% 5/1 0.3 $5.0M 5.0M 1.00
Sealy Corporation 0.3 $5.0M 2.0M 2.53
Teleflex Inc note 3.875% 8/0 0.3 $5.1M 5.0M 1.01
Netapp Inc note 1.750% 6/0 0.3 $4.5M 3.0M 1.51
MarkWest Energy Partners 0.3 $4.5M 93k 48.24
D Otelco Inc unit 99/99/9999 0.3 $4.2M 225k 18.78
Questar Corporation 0.3 $4.0M 227k 17.71
Envestnet (ENV) 0.3 $4.1M 274k 14.85
Rti Intl Metals Inc note 3.000%12/0 0.3 $4.1M 4.0M 1.02
RF MICRO DEVICE CONVERTIBLE security 0.3 $4.1M 5.0M 0.82
Micron Technology Inc note 4.250%10/1 0.2 $3.5M 2.0M 1.73
Arris Group Inc note 2.000%11/1 0.2 $3.1M 3.0M 1.02
Advanced Micro Devices Inc note 5.750% 8/1 0.2 $3.0M 3.0M 1.01
Chesapeake Energy Corp note 2.500% 5/1 0.2 $2.8M 2.8M 1.03
Molina Healthcare Inc note 3.750%10/0 0.2 $2.4M 3.0M 0.81
Penn Virginia Corporation 0.1 $2.2M 169k 13.21
Sterlite Inds India Ltd note 4.000%10/3 0.1 $2.0M 2.0M 1.00
Netflix (NFLX) 0.1 $1.5M 5.9k 262.68
Ciena Corp note 0.875% 6/1 0.1 $1.5M 1.5M 1.00
Icahn Enterprises Lp conv bnd 0.1 $970k 1.0M 0.97
Bank Of America Corporation preferred (BAC.PL) 0.1 $798k 800.00 997.50
Goodrich Pete Corp note 3.250%12/0 0.0 $505k 500k 1.01
Lucent Technologies Inc dbcv 2.875% 6/1 0.0 $490k 500k 0.98
Great Plains Energy Incorporated 0.0 $361k 17k 20.75
Teva Pharmaceutical Industries (TEVA) 0.0 $324k 6.7k 48.29
Frontier Communications 0.0 $303k 38k 8.06
Sunpower Corp dbcv 1.250% 2/1 0.0 $149k 150k 0.99
Armstrong World Industries (AWI) 0.0 $123k 2.7k 45.71
MedAssets 0.0 $65k 4.9k 13.27