India's smallcap stocks are experiencing a significant rebound, with the Nifty Smallcap 100 Index climbing over 18% in April, marking its best monthly performance in 12 years. This surge comes after a 10% decline in March, triggered by the US-Iran war, which pushed the index's price-to-earnings ratio to a one-year low, making it an attractive entry point for investors. In contrast, the broader Nifty50 index has fallen nearly 5%, losing around 1,200 points as crude oil prices exceed $100 per barrel, reflecting growing concerns about the macroeconomic impact of geopolitical tensions. Despite this, smallcap stocks are gaining traction as domestic retail investors remain optimistic about corporate earnings recovering before significant impacts from geopolitical issues. However, major brokerages like JP Morgan and HSBC have downgraded their outlook on Indian equities, citing risks from energy supply disruptions and rising inflation. Analysts have cut earnings estimates for FY27 by 2% to 10%, indicating potential challenges ahead for corporate profitability.