Muhlenkamp & Company

as of Dec. 31, 1999

Portfolio Holdings for

holds 68 positions in its portfolio as reported in the December 1999 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Applied Materials (AMAT) 9.3 $27M 212k 126.69
Calpine Corp 6.1 $17M 271k 64.00
Morgan Stanley (MS) 4.7 $14M 95k 142.75
Citigroup 4.7 $14M 242k 55.69
Merrill Lynch & Co. 4.6 $13M 160k 83.32
Conseco 4.4 $13M 715k 17.81
Computer Associates Intl 3.8 $11M 155k 69.94
Southwest Sec 3.6 $10M 378k 27.12
Ford Motor 3.4 $9.8M 183k 53.31
Mellon Bank 3.4 $9.7M 286k 34.06
A T M I 3.3 $9.5M 287k 33.06
National R V Hldgs 3.3 $9.4M 491k 19.25
Stanley Furniture 3.3 $9.4M 512k 18.38
Federal National Mortgage Association (FNMA) 2.8 $8.2M 131k 62.44
Intel Corporation (INTC) 2.7 $7.7M 94k 82.31
Atmel Corporation 2.6 $7.6M 258k 29.56
Fidelity National Financial In 2.1 $6.0M 415k 14.37
American Woodmark Corporation (AMWD) 1.9 $5.4M 222k 24.25
Texas Industries 1.8 $5.3M 124k 42.57
Arkansas Best Corporation 1.8 $5.2M 436k 12.00
Gra (GGG) 1.8 $5.2M 144k 35.87
Jlg Industries 1.7 $4.9M 310k 15.94
Southdown 1.6 $4.6M 89k 51.62
Salton 1.6 $4.5M 133k 33.44
Crossmann Communities 1.5 $4.2M 274k 15.50
BE Aerospace 1.4 $3.9M 464k 8.44
Superior Industries International (SUP) 1.3 $3.8M 142k 26.81
Commercial Intertech 1.0 $2.9M 230k 12.75
MasTec (MTZ) 1.0 $2.9M 65k 44.50
Chase Manhattan - 1.0 $2.8M 37k 77.69
IDEX Corporation (IEX) 0.9 $2.7M 88k 30.38
Air Express Internat'l Corp. 0.9 $2.6M 80k 32.31
Owens Corning 0.9 $2.6M 134k 19.32
NVR (NVR) 0.9 $2.6M 54k 47.74
Alaska Air (ALK) 0.9 $2.5M 71k 35.12
Rti International Metals 0.7 $2.0M 267k 7.50
A.g. Edwards 0.6 $1.8M 55k 32.07
Reliance Group Holdings 0.6 $1.7M 250k 6.63
Orthodontic Centers Of America 0.5 $1.3M 111k 11.94
Monaco Coach Corporation 0.4 $1.3M 50k 25.57
Washington Mutual 0.4 $1.2M 46k 25.88
Philip Morris Cos. 0.4 $1.1M 46k 22.99
AMR Corporation 0.4 $1.0M 15k 67.01
Beazer Homes USA 0.3 $999k 52k 19.25
Bristol Myers Squibb (BMY) 0.3 $876k 14k 64.18
Winnebago Industries (WGO) 0.3 $857k 43k 20.07
Merck & Co 0.3 $776k 12k 67.21
USG Corporation 0.3 $776k 17k 47.12
International Business Machines (IBM) 0.2 $726k 6.7k 107.84
National City Corp. 0.2 $655k 28k 23.70
Eclipse Surgical 0.2 $590k 80k 7.38
Scios 0.2 $587k 140k 4.19
Frontier Insurance 0.2 $507k 148k 3.43
General Electric Company 0.2 $498k 3.2k 154.66
Global Marine 0.2 $479k 29k 16.64
Griffon Corporation (GFF) 0.1 $386k 49k 7.81
N & B Partners Neuberger mut (NPRTX) 0.1 $341k 14k 23.97
Rush Enterprises 0.1 $290k 20k 14.50
D&k Healthcare 0.1 $268k 18k 14.64
Dana Corp 0.1 $245k 8.2k 29.88
Marsico Growth & Income mut 0.1 $256k 12k 21.87
American Intl Group 0.1 $235k 2.2k 107.90
Vanguard Windsor Fund Ii mut (VWNFX) 0.1 $236k 9.4k 25.00
Omni Energy Services 0.1 $211k 186k 1.13
Pimco Total Return Administrat mut (PTRAX) 0.1 $191k 19k 9.91
Piercing Pagoda 0.1 $151k 10k 15.10
Federated Income Tr mut 0.0 $105k 11k 9.86
Iomega Corp. 0.0 $34k 10k 3.40