Stock Analysis on Net

Medtronic PLC (NYSE:MDT)

$24.99

Capital Asset Pricing Model (CAPM)

Microsoft Excel

Rates of Return

Medtronic PLC, monthly rates of return

Microsoft Excel
Medtronic PLC (MDT) Standard & Poor’s 500 (S&P 500)
t Date PriceMDT,t1 DividendMDT,t1 RMDT,t2 PriceS&P 500,t RS&P 500,t3
May 31, 2018
1. Jun 30, 2018
2. Jul 31, 2018
3. Aug 31, 2018
. . . . . . .
. . . . . . .
. . . . . . .
70. Mar 31, 2024
71. Apr 30, 2024
Average (R):
Standard deviation:
Medtronic PLC (MDT) Standard & Poor’s 500 (S&P 500)
t Date PriceMDT,t1 DividendMDT,t1 RMDT,t2 PriceS&P 500,t RS&P 500,t3
May 31, 2018
1. Jun 30, 2018
2. Jul 31, 2018
3. Aug 31, 2018
4. Sep 30, 2018
5. Oct 31, 2018
6. Nov 30, 2018
7. Dec 31, 2018
8. Jan 31, 2019
9. Feb 28, 2019
10. Mar 31, 2019
11. Apr 30, 2019
12. May 31, 2019
13. Jun 30, 2019
14. Jul 31, 2019
15. Aug 31, 2019
16. Sep 30, 2019
17. Oct 31, 2019
18. Nov 30, 2019
19. Dec 31, 2019
20. Jan 31, 2020
21. Feb 29, 2020
22. Mar 31, 2020
23. Apr 30, 2020
24. May 31, 2020
25. Jun 30, 2020
26. Jul 31, 2020
27. Aug 31, 2020
28. Sep 30, 2020
29. Oct 31, 2020
30. Nov 30, 2020
31. Dec 31, 2020
32. Jan 31, 2021
33. Feb 28, 2021
34. Mar 31, 2021
35. Apr 30, 2021
36. May 31, 2021
37. Jun 30, 2021
38. Jul 31, 2021
39. Aug 31, 2021
40. Sep 30, 2021
41. Oct 31, 2021
42. Nov 30, 2021
43. Dec 31, 2021
44. Jan 31, 2022
45. Feb 28, 2022
46. Mar 31, 2022
47. Apr 30, 2022
48. May 31, 2022
49. Jun 30, 2022
50. Jul 31, 2022
51. Aug 31, 2022
52. Sep 30, 2022
53. Oct 31, 2022
54. Nov 30, 2022
55. Dec 31, 2022
56. Jan 31, 2023
57. Feb 28, 2023
58. Mar 31, 2023
59. Apr 30, 2023
60. May 31, 2023
61. Jun 30, 2023
62. Jul 31, 2023
63. Aug 31, 2023
64. Sep 30, 2023
65. Oct 31, 2023
66. Nov 30, 2023
67. Dec 31, 2023
68. Jan 31, 2024
69. Feb 29, 2024
70. Mar 31, 2024
71. Apr 30, 2024
Average (R):
Standard deviation:

Show all

1 Data in US$ per share of common stock, adjusted for splits and stock dividends.

2 Rate of return on common stock of MDT during period t

3 Rate of return on S&P 500 (the market portfolio proxy) during period t


Variance and Covariance

Medtronic PLC, calculation of variance and covariance of returns

Microsoft Excel
t Date RMDT,t RS&P 500,t (RMDT,tRMDT)2 (RS&P 500,tRS&P 500)2 (RMDT,tRMDT)×(RS&P 500,tRS&P 500)
1. Jun 30, 2018
2. Jul 31, 2018
3. Aug 31, 2018
. . . . . . .
. . . . . . .
. . . . . . .
70. Mar 31, 2024
71. Apr 30, 2024
Total (Σ):
t Date RMDT,t RS&P 500,t (RMDT,tRMDT)2 (RS&P 500,tRS&P 500)2 (RMDT,tRMDT)×(RS&P 500,tRS&P 500)
1. Jun 30, 2018
2. Jul 31, 2018
3. Aug 31, 2018
4. Sep 30, 2018
5. Oct 31, 2018
6. Nov 30, 2018
7. Dec 31, 2018
8. Jan 31, 2019
9. Feb 28, 2019
10. Mar 31, 2019
11. Apr 30, 2019
12. May 31, 2019
13. Jun 30, 2019
14. Jul 31, 2019
15. Aug 31, 2019
16. Sep 30, 2019
17. Oct 31, 2019
18. Nov 30, 2019
19. Dec 31, 2019
20. Jan 31, 2020
21. Feb 29, 2020
22. Mar 31, 2020
23. Apr 30, 2020
24. May 31, 2020
25. Jun 30, 2020
26. Jul 31, 2020
27. Aug 31, 2020
28. Sep 30, 2020
29. Oct 31, 2020
30. Nov 30, 2020
31. Dec 31, 2020
32. Jan 31, 2021
33. Feb 28, 2021
34. Mar 31, 2021
35. Apr 30, 2021
36. May 31, 2021
37. Jun 30, 2021
38. Jul 31, 2021
39. Aug 31, 2021
40. Sep 30, 2021
41. Oct 31, 2021
42. Nov 30, 2021
43. Dec 31, 2021
44. Jan 31, 2022
45. Feb 28, 2022
46. Mar 31, 2022
47. Apr 30, 2022
48. May 31, 2022
49. Jun 30, 2022
50. Jul 31, 2022
51. Aug 31, 2022
52. Sep 30, 2022
53. Oct 31, 2022
54. Nov 30, 2022
55. Dec 31, 2022
56. Jan 31, 2023
57. Feb 28, 2023
58. Mar 31, 2023
59. Apr 30, 2023
60. May 31, 2023
61. Jun 30, 2023
62. Jul 31, 2023
63. Aug 31, 2023
64. Sep 30, 2023
65. Oct 31, 2023
66. Nov 30, 2023
67. Dec 31, 2023
68. Jan 31, 2024
69. Feb 29, 2024
70. Mar 31, 2024
71. Apr 30, 2024
Total (Σ):

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VarianceMDT = Σ(RMDT,tRMDT)2 ÷ (71 – 1)
= ÷ (71 – 1)
=

VarianceS&P 500 = Σ(RS&P 500,tRS&P 500)2 ÷ (71 – 1)
= ÷ (71 – 1)
=

CovarianceMDT, S&P 500 = Σ(RMDT,tRMDT)×(RS&P 500,tRS&P 500) ÷ (71 – 1)
= ÷ (71 – 1)
=


Systematic Risk (β) Estimation

Microsoft Excel
VarianceMDT
VarianceS&P 500
CovarianceMDT, S&P 500
Correlation coefficientMDT, S&P 5001
βMDT2
αMDT3

Calculations

1 Correlation coefficientMDT, S&P 500
= CovarianceMDT, S&P 500 ÷ (Standard deviationMDT × Standard deviationS&P 500)
= ÷ ( × )
=

2 βMDT
= CovarianceMDT, S&P 500 ÷ VarianceS&P 500
= ÷
=

3 αMDT
= AverageMDT – βMDT × AverageS&P 500
= ×
=


Expected Rate of Return

Microsoft Excel
Assumptions
Rate of return on LT Treasury Composite1 RF
Expected rate of return on market portfolio2 E(RM)
Systematic risk (β) of Medtronic PLC common stock βMDT
 
Expected rate of return on Medtronic PLC common stock3 E(RMDT)

1 Unweighted average of bid yields on all outstanding fixed-coupon U.S. Treasury bonds neither due or callable in less than 10 years (risk-free rate of return proxy).

2 See details »

3 E(RMDT) = RF + βMDT [E(RM) – RF]
= + []
=