How much is Joe Tsai really worth? Big divergence between Bloomberg ($5.66B) and Forbes ($8B) estimates, neither of which explain their math.
In my essay earlier this week for CommonEdge, In Honoring Philanthropists with the Onassis Medal, the MAS Forgets Its Crusade Against Supertalls , I suggested that the net worth of Joe Tsai--owner of the Brooklyn Nets and Barclays Center operating company "has recently fluctuated below $6 billion, according to Bloomberg Billionaires Index , though at times before Alibaba’s stock declined, he was worth double that." Bloomberg's math--as of this morning, as shown below, it's $5.66 billion--suggests that Tsai's ownership of the Nets and the arena operating company represents more than half his wealth. (Sportico recently valued those holdings at $3.61 billion; Forbes estimated $3.2 billion.) But Bloomberg's net worth estimate may not be accurate. After all, as shown in the screenshot at right, Forbes separately estimates his net worth at $8 billion. That's a pretty big divergence. It means that, while Forbes ranks Tsai #232 among the world's wealthiest