(Sharecast News) - Convatec revealed on Friday that chief executive Karim Bitar had disposed of 1.25m ordinary shares in the FTSE 100-listed medical products and technologies company.

Bitar, who recently announced he would take a medical leave of absence, sold the shares on Thursday at an average price of 226.50p each, for a total value of £2.83m.

As of 1520 BST, Convatec shares were down 0.95% at 228.60p.

Reporting by Iain Gilbert at Sharecast.com

Top Director Buys

Jardine Matheson Holdings Ltd (singapore Reg) (JAR)

Director name: Wise,Tim

Amount purchased: 2,500 @ $57.44

Value: $143,600.00

Staffline Group (STAF)

Director name: Spain,Thomas

Amount purchased: 40,414 @ 45.10p

Value: £18,226.71

Hollywood Bowl Group (BOWL)

Director name: Schofield,Ivan

Amount purchased: 6,900 @ 251.32p

Value: £17,341.08

Union Jack Oil (UJO)

Director name: Howie ,Craig

Amount purchased: 122,000 @ 5.08p

Value: £6,191.50

Gran Tierra Energy Inc. (cdi) (GTE)

Director name: Guidry,Gary

Amount purchased: 934 @ $4.53

Value: $3,488.93

Helical (HLCL)

Director name: Cotton ,Richard

Amount purchased: 1,033 @ 223.90p

Value: £2,312.89

Top Director Sells

Convatec Group (CTEC)

Director name: Bitar,Karim

Amount sold: 1,250,000 @ 226.50p

Value: £2,831,250.13

Frontier Developments (FDEV)

Director name: Braben ,David John

Amount sold: 8,500 @ 387.50p

Value: £32,937.50

Staffline Group (STAF)

Director name: Spain,Thomas

Amount sold: 40,414 @ 45.10p

Value: £18,226.71