Director/PDMR Shareholding

1.

Details of PDMR/person closely associated with them ('PCA')

a)

Name

Mr L Debruyne

b)

Position/status

President, Global Vaccines

c)

Initial notification/

amendment

Initial Notification

2.

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

GlaxoSmithKline plc

b)

LEI

5493000HZTVUYLO1D793

3.

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transaction(s) has been conducted

a)

Description of the financial  instrument

Ordinary shares of 25 pence each ('Ordinary Shares')

ISIN: GB0009252882 

b)

Nature of the transaction

The sale of 20,000 Ordinary Shares on 2 June 2017 at a price of £17.0177

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£17.0177

20,000

d)

Aggregated information

n/a (single transaction)

Aggregated volume Price

e)

Date of the transaction

2017-06-02

f)

Place of the transaction

London Stock Exchange (XLON)

1.

Details of PDMR/person closely associated with them ('PCA')

a)

Name

Mr I W Whyte

b)

Position/status

PCA of Mrs V A Whyte (SVP & Company Secretary)

c)

Initial notification/

amendment

Initial Notification

2.

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

GlaxoSmithKline plc

b)

LEI

5493000HZTVUYLO1D793

3.

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transaction(s) has been conducted

a)

Description of the financial  instrument

Ordinary shares of 25 pence each ('Ordinary Shares')

ISIN: GB0009252882 

b)

Nature of the transaction

Transfer of 1,310 Ordinary Shares to spouse for nil consideration.

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£0.00

1,310

d)

Aggregated information

n/a (single transaction)

Aggregated volume Price

e)

Date of the transaction

2017-06-02

f)

Place of the transaction

n/a

1.

Details of PDMR/person closely associated with them ('PCA')

a)

Name

Mrs V A Whyte

b)

Position/status

SVP & Company Secretary

c)

Initial notification/

amendment

Initial Notification

2.

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

GlaxoSmithKline plc

b)

LEI

5493000HZTVUYLO1D793

3.

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transaction(s) has been conducted

a)

Description of the financial  instrument

Ordinary shares of 25 pence each ('Ordinary Shares')

ISIN: GB0009252882 

b)

Nature of the transaction

The receipt of 1,310 Ordinary Shares from spouse for nil consideration.

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£0.00

1,310

d)

Aggregated information

n/a (single transaction)

Aggregated volume Price

e)

Date of the transaction

2017-06-02

f)

Place of the transaction

n/a

1.

Details of PDMR/person closely associated with them ('PCA')

a)

Name

Mrs V A Whyte

b)

Position/status

SVP & Company Secretary

c)

Initial notification/

amendment

Initial Notification

2.

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

GlaxoSmithKline plc

b)

LEI

5493000HZTVUYLO1D793

3.

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transaction(s) has been conducted

a)

Description of the financial  instrument

Ordinary shares of 25 pence each ('Ordinary Shares')

ISIN: GB0009252882 

b)

Nature of the transaction

The sale of 9,215 Ordinary Shares on 2 June 2017 at a price of £17.07.

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£17.07

9,215

d)

Aggregated information

n/a (single transaction)

Aggregated volume Price

e)

Date of the transaction

2017-06-02

f)

Place of the transaction

London Stock Exchange (XLON)

1.

Details of PDMR/person closely associated with them ('PCA')

a)

Name

Mr I W Whyte

b)

Position/status

PCA of Mrs V A Whyte (SVP & Company Secretary)

c)

Initial notification/

amendment

Initial Notification

2.

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

GlaxoSmithKline plc

b)

LEI

5493000HZTVUYLO1D793

3.

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transaction(s) has been conducted

a)

Description of the financial  instrument

Ordinary shares of 25 pence each ('Ordinary Shares')

ISIN: GB0009252882

b)

Nature of the transaction

The sale of 4,690 Ordinary Shares 2 June 2017 at a price of £17.07.

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£17.07

4,690

d)

Aggregated information

n/a (single transaction)

Aggregated volume Price

e)

Date of the transaction

2017-06-02

f)

Place of the transaction

London Stock Exchange (XLON)