New Delhi, Dec. 3 -- The share of information technology (IT) services stocks in the BSE 30 Sensex in 2025 has fallen to a 18-year low of 11.3%, just better than the 8.8% in 2007, as rise of artificial intelligence tools and prospects of uncertain growth make investors jittery.

This coincides with OpenAI's launch in November 2022, which marked an inflection point in the country's $283 billion sector as it upended the way businesses were run. The rise of automation further aggravated the issues of the sector which is facing tightening labour mobility in the US, its largest market.

A brokerage pointed to a similar trend on another index.

"We note that IT services' share in Nifty profits has been stable at 15% for the past four years, whe...