Zerodha Growth: Trust & Referrals Over Incentives – Nithin Kamath
The Power of Word-of-Mouth: How Zerodha Built an Empire Without Big Ad Budgets
Table of Contents
Published August 19, 2025
From Startup to Market Leader: A Referral-Driven Story
Zerodha, India’s largest stock brokerage, has achieved remarkable growth not through expensive advertising campaigns, but through the organic power of customer referrals and word-of-mouth marketing. founder and CEO Nithin Kamath recently shared insights into this unconventional strategy, revealing that a lack of initial funding forced the company to prioritize building a product and service so compelling that customers would naturally recommend it to others. “When we started Zerodha, we didn’t have the money to advertise, not that it would’ve worked,” Kamath wrote on X (formerly Twitter). “So the only way we could grow was through word of mouth and customer referrals.The only way that was possible was to offer products and services customers would talk about.”
the Evolution of Zerodha’s Referral Program
Zerodha formally recognized the potential of its customer base early on, launching a referral program in 2010.However, the program hasn’t remained static. Changes in Securities and Exchange Board of India (SEBI) regulations have necessitated adjustments over the years. A significant dip in referrals occurred in 2018-2019 when SEBI disallowed cash-based incentives for referrals,demonstrating the program’s sensitivity to regulatory shifts. Despite these challenges, Zerodha has consistently found ways to encourage customer advocacy.
The Enduring Impact of “Customer Love”
Remarkably,even after discontinuing direct referral incentives,Zerodha continues to benefit from a steady stream of new customers acquired through referrals. Kamath noted that referrals have “more or less stayed flat,” indicating a deeply ingrained level of customer loyalty. He also emphasized the importance of ”indirect referrals” – recommendations that aren’t directly tracked – suggesting that the true impact of word-of-mouth is even greater than reported. this highlights the power of building a product that users genuinely value and are eager to share with others. Kamath succinctly summarized this phenomenon, stating that “customer love is a real superpower” for zerodha.
While Zerodha’s referral-based growth model has been incredibly successful, the company is currently facing a new hurdle: a shrinking demat market share. Despite this,assets under management (AUM) continue to grow,indicating continued customer investment. To address this challenge, Zerodha is focusing on content creation, though Kamath has expressed uncertainty about its immediate impact. This shift suggests a recognition of the need to proactively engage and retain customers in an increasingly competitive landscape.