Question Summary:
Is Zakaat payable on shares owned on the JSE?

Question Detail:

Is zakaat payable on shares owned on the JSE?

Answer :

In the Name of Allah, the Most Gracious, the Most Merciful.
As-salāmu ‘alaykum wa-rahmatullāhi wa-barakātuh.
 
Zakaat is payable on ones Shari’ah compliant shares in the JSE according to the value the day Zakaat is calculated. 
 
And Allah Knows Best,
Mufti Ebrahim Desai.