(Sharecast News) - Among the big director purchases disclosed on Thursday was a pair of transactions worth more than £0.27m made by a board member at Vietnam Enterprise Investments.

The company said Dominic Scriven bought 50,000 shares on the London Stock Exchange on 9 May, in two equal tranches.

It said the first tranche was for 25,000 shares at a price of 544.8p each, valuing it at £136,199.25.

The second tranche of 25,000 shares was at 543p apiece, giving it a total value of £135,750.00.

London Stock Exchange Group was once again sitting solo on the list of FTSE 350 director sells, as a firm linked to one of its directors offloaded more of its holding in the company's share buyback.

It said York Holdings II sold a further 6,454 shares on 10 May for 8,420.45p each, valuing the sale at £543,455.84.

Martin Brand, a director of LSE Group, is also a director of York Holdings II, which was selling its shares as part of the third tranche of the stock exchange operator's share buyback.

At 1256 BST, shares in London Stock Exchange Group were up 0.85% at 8,520p, while those in Vietnam Enterprise Investments were 0.18% firmer at 543p.

Reporting by Josh White for Sharecast.com.

DIRECTOR SELLS

Company: London Stock Exchange Group

Name: York Holdings II

Volume: 6,454

Price: 8,420.45p

Value: £543,455.84

DIRECTOR BUYS

Company: Morgan Advanced Materials

Name: Pete Raby

Volume: 412,782

Price: 300.4p

Value: £1,239,997.13

Company: Morgan Advanced Materials

Name: Richard Armitage

Volume: 220,705

Price: 300.4p

Value: £662,997.82

Company: Morgan Advanced Materials

Name: Maria Antoniou

Volume: 113,002

Price: 300.4p

Value: £339,458.01

Company: Morgan Advanced Materials

Name: Damien Caby

Volume: 91,544

Price: 300.4p

Value: £274,998.18

Company: Morgan Advanced Materials

Name: John Righini

Volume: 91,544

Price: 300.4p

Value: £274,998.18

Company: Morgan Advanced Materials

Name: Wendy Pryce Lewis

Volume: 74,900

Price: 300.4p

Value: £224,999.60

Company: Morgan Advanced Materials

Name: Joe Landa

Volume: 53,262

Price: 300.4p

Value: £159,999.05

Company: Vietnam Enterprise Investments

Name: Dominic Scriven

Volume: 25,000

Price: 544.8p

Value: £136,199.25

Company: Vietnam Enterprise Investments

Name: Dominic Scriven

Volume: 25,000

Price: 543p

Value: £135,750.00

Company: Morgan Advanced Materials

Name: Paul Boulton

Volume: 43,275

Price: 300.4p

Value: £129,998.10

Company: Morgan Advanced Materials

Name: Desislava Jung

Volume: 41,611

Price: 300.4p

Value: £124,999.44

Company: Morgan Advanced Materials

Name: Aniruddha Karve

Volume: 33,288

Price: 300.4p

Value: £99,997.15

Company: Morgan Advanced Materials

Name: Pete Raby

Volume: 27,375

Price: 300.4p

Value: £82,234.50

Company: Victrex

Name: Jakob Sigurdsson

Volume: 3,250

Price: 1,533.8p

Value: £49,848.43

Company: Morgan Advanced Materials

Name: Desislava Jung

Volume: 13,256

Price: 300.4p

Value: £39,821.02

Company: Morgan Advanced Materials

Name: Richard Armitage

Volume: 11,387

Price: 300.4p

Value: £34,206.55

Company: Morgan Advanced Materials

Name: Wendy Pryce Lewis

Volume: 4,245

Price: 300.4p

Value: £12,751.98

Company: Morgan Advanced Materials

Name: John Righini

Volume: 3,438

Price: 300.4p

Value: £10,327.75

Company: Rathbones Group

Name: Paul Stockton

Volume: 147

Price: 1,920p

Value: £2,822.40

Company: Barclays

Name: Matthew Fitzwater

Volume: 1,558

Price: 153.91p

Value: £2,397.95

Company: Barclays

Name: Stephen Shapiro

Volume: 1,558

Price: 153.91p

Value: £2,397.95

Company: Rolls-Royce Holdings

Name: Wendy Mars

Volume: 1,193

Price: 152.64p

Value: £1,821.00

Company: Barclays

Name: Taalib Shaah

Volume: 778

Price: 153.91p

Value: £1,197.44

Company: Rathbones Group

Name: Sarah Owen-Jones

Volume: 56

Price: 1,920p

Value: £1,075.20

Company: Rathbones Group

Name: Andrew Brodie

Volume: 20

Price: 1,920p

Value: £384.00

Company: BP

Name: Julia Emanuele

Volume: 75

Price: 488.55p

Value: £366.41

Company: BP

Name: Bernard Looney

Volume: 65

Price: 488.55p

Value: £317.56

Company: Mondi

Name: Andrew King

Volume: 22

Price: 1,289.31p

Value: £283.65

Company: Mondi

Name: Mike Powell

Volume: 22

Price: 1,289.31p

Value: £283.65

Company: Rathbones Group

Name: Jennifer Mathias

Volume: 13

Price: 1,920p

Value: £249.60

Company: Capricorn Energy

Name: Clare Mawdsley

Volume: 68

Price: 220p

Value: £149.60

Company: Rolls-Royce Holdings

Name: Rob Watson

Volume: 99

Price: 151.07p

Value: £149.56