ABC.L Regulatory News (ABC)

For immediate release

2 March 2020

Name of applicant:

Abcam plc

Name of scheme:

1. Abcam 2015 Share Option Scheme

2. Abcam Share Incentive Plan

3. Abcam Company Share Option Plan

4. Abcam Long Term Incentive Plan

5. Annual Bonus Plan

Period of return:

From:

5 February 2019

To:

5 February 2020

Balance of unallotted securities under scheme(s) from previous return:

1. 1,301,200

2. 67,775

3. 351,605

4. 1,147,108

5. 146,366

Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

1. -

2.

3. -

4. -

5. -

Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):

1. 202,984

2. -

3.15,575

4. 286,901

5. 77,608

Equals: Balance under scheme(s) not yet issued/allotted at end of period:

1. 1,098,216

2. 67,775

3. 336,030

4. 860,207

5. 68,758

Name of contact:

Marc Perkins, Company Secretary

Telephone number of contact:

+ 44 (0) 1223 696 000