Table 5 Calculation of weights for optimal portfolio.

From: Examining the superiority of the Sharpe single-index model of portfolio selection: A study of the Indian mid-cap sector

Rank

Company

Ri

σi

β

Zi

Xi

%

1

Metropolis Healthcare Ltd.

53.09

15.91

0.51

0.2212

0.3107

31.0713

2

Coforge Ltd.

76.81

25.59

0.85

0.1218

0.1711

17.1096

3

Varun Beverages Ltd.

37.65

12.82

0.43

0.1908

0.2680

26.8033

4

Trent Ltd.

35.71

15.6

0.48

0.0856

0.1202

12.0220

5

Astral Ltd.

63.17

33.61

1.03

0.0277

0.0389

3.8941

6

Aarti Industries Ltd.

42.76

19.49

0.71

0.0502

0.0706

7.0552

7

Navin Fluorine International Ltd.

61.22

58.72

1.13

0.0041

0.0058

0.5766

8

Dixon Technologies (India) Ltd.

102.17

96.97

2.06

0.0021

0.0030

0.2996

9

Laurus Labs Ltd.

54.38

50.87

1.05

0.0035

0.0049

0.4880

10

Godrej Properties Ltd.

86.53

156.52

1.78

0.0004

0.0006

0.0601

11

Metropolis Healthcare Ltd.

46.82

38.39

0.91

0.0044

0.0062

0.6202