New Delhi, Sept. 16 -- Billionaire investor Bill Ackman is having a remarkable year, with his net worth soaring to $9.2 billion in 2025, up from $4.3 billion in 2024, according to Forbes. The surge comes on the back of exceptional performance by his hedge fund, Pershing Square Capital Management, and its flagship investment vehicle, Pershing Square Holdings, reports Barron's.

Pershing Square Holdings, a London-listed closed-end fund also trading on OTC Markets under the ticker PSHZF, has delivered a 25.3% return so far this year, significantly outperforming the S&P 500's 11.7% total return over the same period, the Barron's report stated.

The fund's net asset value (NAV) is reported weekly and currently stands at around $16 billion, whi...