Form 38.5 (b) - Aon Plc

(a)

Interests and short positions (following dealing) in the class of relevant securitydealt in (Note 2)

Class of relevant security:

Long

Short

Number

%

Number

%

169,637

0.075%

62,704

0.028%

59,875

0.026%

159,072

0.07%

0

0%

0

0%

Total

229,512

0.101%

221,776

0.098%

Class of relevant security:

Long

Short

Number

%

Number

%

0

0%

0

0%

0

0%

0

0%

0

0%

0

0%

Total

0

0%

0

0%

(a)

Purchases and sales

Purchase/sale

Number of relevant securities

Price per unit (Note 4)

Purchase

268

233.7 USD

Purchase

31

230.335 USD

Purchase

1

230.41 USD

Purchase

18

230.47 USD

Purchase

74

230.5 USD

Purchase

1

231.02 USD

Purchase

1

231.04 USD

Purchase

10

231.28 USD

Purchase

1

231.42 USD

Purchase

1

231.62 USD

Purchase

1

231.9 USD

Purchase

1

232.47 USD

Purchase

1

232.52 USD

Purchase

1

232.75 USD

Purchase

1

232.81 USD

Purchase

1

232.94 USD

Purchase

1

233.05 USD

Purchase

1

233.08 USD

Purchase

1

233.15 USD

Purchase

1

233.24 USD

Purchase

1

233.31 USD

Purchase

1

233.35 USD

Purchase

1

233.43 USD

Purchase

1

233.51 USD

Purchase

1

233.515 USD

Purchase

34

233.58 USD

Purchase

28

233.62 USD

Purchase

23

233.65 USD

Purchase

19

233.68 USD

Purchase

2

233.7 USD

Purchase

34

233.73 USD

Purchase

39

233.74 USD

Purchase

29

233.76 USD

Purchase

5

233.77 USD

Purchase

25

233.78 USD

Purchase

49

233.81 USD

Purchase

26

233.83 USD

Purchase

72

233.84 USD

Purchase

45

233.85 USD

Purchase

38

233.875 USD

Purchase

34

233.88 USD

Purchase

26

233.94 USD

Purchase

28

233.95 USD

Purchase

50

233.97 USD

Purchase

1

234.15 USD

Purchase

1

234.27 USD

Purchase

2

234.3 USD

Purchase

1

234.62 USD

Purchase

1

234.63 USD

Purchase

1

234.65 USD

Purchase

1

234.69 USD

Purchase

1

234.82 USD

Purchase/sale

Number of relevant securities

Price per unit (Note 4)

Sale

1

230.8 USD

Sale

28

231.2 USD

Sale

10

231.28 USD

Sale

1

231.64 USD

Sale

1

231.66 USD

Sale

1

232.09 USD

Sale

1

232.65 USD

Sale

1

232.79 USD

Sale

1

233.12 USD

Sale

6

233.34 USD

Sale

2

233.37 USD

Sale

4

233.42 USD

Sale

6

233.43 USD

Sale

3

233.44 USD

Sale

180

233.45 USD

Sale

3

233.46 USD

Sale

6

233.48 USD

Sale

5

233.49 USD

Sale

64

233.52 USD

Sale

7

233.53 USD

Sale

1

233.54 USD

Sale

6

233.63 USD

Sale

6

233.67 USD

Sale

4

233.69 USD

Sale

300

233.7 USD

Sale

5

233.71 USD

Sale

3

233.72 USD

Sale

3

233.73 USD

Sale

4

233.76 USD

Sale

5

233.79 USD

Sale

2

233.81 USD

Sale

6

233.815 USD

Sale

4

233.82 USD

Sale

3

233.84 USD

Sale

31

233.85 USD

Sale

3

233.86 USD

Sale

4

233.87 USD

Sale

4

233.88 USD

Sale

2

233.89 USD

Sale

10

233.9 USD

Sale

13

233.91 USD

Sale

9

233.92 USD

Sale

3

233.93 USD

Sale

7

233.94 USD

Sale

10

233.95 USD

Sale

6

233.96 USD

Sale

8

233.97 USD

Sale

3

233.98 USD

Sale

2

234 USD

Sale

6

234.05 USD

Sale

4

234.06 USD

Sale

3

234.15 USD

Sale

3

234.2 USD

Sale

2

234.22 USD

Sale

51

234.24 USD

Sale

50

234.25 USD

Sale

89

234.26 USD

Sale

4

234.3 USD

Sale

6

234.31 USD

Sale

6

234.4 USD

Sale

8

234.44 USD

Sale

19

234.45 USD

Sale

3

234.52 USD

Sale

4

234.54 USD

Sale

2

234.61 USD

Sale

6

234.66 USD

Sale

2

234.67 USD

Sale

5

234.68 USD

Sale

2

234.69 USD

Sale

6

234.7 USD

Sale

126

234.73 USD

Sale

3

234.75 USD

Sale

2

234.76 USD

Sale

6

234.77 USD

Sale

74

234.78 USD

Sale

6

234.8 USD

Sale

281

234.803 USD

Sale

3

234.83 USD

Sale

2

234.84 USD

Sale

4

234.87 USD

Sale

2

234.88 USD

Sale

6

234.89 USD

Sale

30

234.92 USD

Sale

6

234.93 USD

Sale

76

234.94 USD

Sale

2

234.96 USD

Sale

2

234.97 USD

Sale

26

235.01 USD

Sale

16

235.03 USD

Sale

2

235.04 USD

Sale

6

235.11 USD

Sale

6

235.145 USD

Sale

6

235.17 USD

Sale

6

235.23 USD

Sale

6

235.24 USD

Sale

6

235.34 USD

Sale

2

235.51 USD

Sale

2

235.53 USD

Sale

3

235.55 USD

Sale

2

235.56 USD

Sale

12

235.61 USD

Sale

3

235.65 USD

Sale

6

235.68 USD

Sale

480

233.7 USD

(b)

Derivatives transactions (other than options transactions)

Product name,e.g. CFD

Nature of transaction(Note 5)

Number of relevant securities(Note 6)

Price per unit(Note 4)

Swaps

Reducing a long position

618

233.771 USD

Swaps

Increasing a long position

74

234.78 USD

Swaps

Increasing a long position

39

234.765 USD

Swaps

Increasing a long position

264

234.802 USD

Swaps

Increasing a long position

17

234.802 USD

Swaps

Increasing a long position

8

234.765 USD

Swaps

Increasing a long position

28

233.7 USD

Swaps

Reducing a long position

47

234.765 USD

(c)

Options transactions in respect of existing relevant securities

(i)

Writing, selling, purchasing or varying

Product name, e.g. call option

Writing, selling, purchasing, varying etc.

Number of securities to which the option relates (Note 7)

Exercise price

Type, e.g. American, European etc

Expiry date

Option money paid/ received per unit (Note 4)

N/A

N/A

N/A

N/A

N/A

N/A

N/A

(ii)

Exercising

Product name,e.g. call option

Number of securities

Exercise price perunit (Note 4)

N/A

N/A

N/A

(d)

Other dealings (including transactions in respect of new securities) (Note 3)

Nature or transaction(Note 7)

Details

Price per unit(if applicable) (Note 4)

N/A

N/A

N/A

4.

OTHER INFORMATION

Full details of any agreement, arrangement or understanding between the persondisclosing and any other person relating to the voting rights of any relevantsecurities under any option referred to on this form or relating to the voting rightsor future acquisition or disposal of any relevant securities to which any derivativereferred to on this form is referenced. If none, this should be stated.

None

Is a Supplemental Form 38.5(b) attached? (Note 8)

No

Date of disclosure

25/02/2021

Contact name

Tolu Tade

Telephone number

+44207 996 3410

Name of offeree/offeror with which connected

Willis Towers Watson PLC

Nature of connection (Note 9)

Advisor to - Willis Towers Watson PLC