Mumbai, India – Shares of HDFC Asset Management Company (AMC) and RBL Bank experienced significant declines in early trading on May 18, 2026, driven by separate corporate announcements. HDFC AMC shares slipped 3%, while RBL Bank's stock fell over 4%.
HDFC AMC Reports Cybersecurity Incident
HDFC AMC disclosed that it had received communication from an anonymous source claiming access to certain portions of its IT infrastructure. The incident, which occurred on May 16, prompted the company to activate its containment and incident response protocols immediately. A specialist firm has been engaged to assess the potential impact.
In a stock exchange filing, HDFC AMC stated, "While the detailed assessment is ongoing, based on the initial assessment, the incident is unlikely to affect the continuity of our business and operations and there doesn't appear to be any material impact on the Company's operations." Despite this reassurance, investors reacted negatively, leading to the 3% drop in share price to Rs 2,624.2 on the BSE.
RBL Bank Falls Despite Major Stake Approval
Conversely, RBL Bank's shares fell over 4%, a paradoxical reaction given a significant positive development. The Government of India has approved Emirates NBD Bank PJSC's plan to raise its stake in RBL Bank beyond 49% and up to 74%. This approval, communicated by the Ministry of Finance’s Department of Financial Services on May 14, also covers the proposed amalgamation of Emirates NBD’s India operations into RBL Bank.
This move is poised to be one of the largest cross-border investments in India’s banking sector. The deal involves Emirates NBD purchasing fresh RBL Bank shares at Rs 280 apiece through a preferential allotment, encompassing up to 95.91 crore fully paid-up equity shares. Despite the clear vote of confidence and substantial investment, the market's response was a downward trend for RBL Bank's stock.