Gunjo · Business Intelligence for the AI Era
← Sticker Wall JOURNEY · DETAIL

Zerodha: How the Kamath brothers turned a 20-rupee commission into India's largest brokerage

Founded: Nithin Kamath, Nikhil Kamath · Zerodha Broking Ltd

JOURNEY

Key Fields

FIELD STAMPS
IndustryFintech
RegionGlobal（印度）
ScaleGiant
ChannelOnline

Origin

Nithin Kamath was born in Karnataka into a Konkani family; his father was a senior executive at Canara Bank and his mother taught the veena. Starting at age 17, he managed his father's stock accounts, doing proprietary trading by day and working the night shift at a call center for a monthly salary of 8,000 rupees for nearly ten years. From 2004 to 2010, he worked as a franchise sub-broker for Reliance Money, witnessing firsthand how traditional brokerages charged commissions proportional to transaction volume while retail investors were squeezed through layers of middlemen with no recourse. Placing a trade required calling a branch office, and brokerage fees routinely devoured a massive chunk of the profits. On August 15, 2010, he and his brother Nikhil pooled 2 crore rupees in seed money from personal savings and a loan from a Singaporean friend, opening shop in Bengaluru with six employees. They named it 'Zero' combined with 'Rodha' (the Sanskrit word for obstacle), aiming to build India's first discount broker capped at a flat 20 rupees per trade.

Milestones

2010
Launch of the Discount Brokerage Turning Point
Zerodha launched in Bengaluru with just 2 crore rupees in seed capital and six employees. It slashed traditional brokers' percentage commissions of 0.5% to 1% down to a flat cap of 20 rupees per trade, regardless of whether a user ordered 1,000 shares or 1 million shares at the same price. On launch day, it received almost no attention, and customer growth crawled for the first two years. The team relied entirely on Nithin writing trading tutorial posts in forums and online communities to spread word-of-mouth, operating with zero advertising budget and strictly forbidding sales teams from cold-calling. This boot-strapped, non-funded customer acquisition approach became the bedrock for its ability to survive without external financing later on.
2013
In-House Technology and Core Team Building Pivotal Shift
Nithin brought on Kailash Nadh, a PhD in AI and computational linguistics, as CTO. Starting this year, all trading platforms were developed completely in-house. While Indian brokerages at the time universally used third-party packaged software—outsourcing even charting tools—Nithin recognized that technology costs and control were the lifeblood of a discount broker. If they did not control the order execution pipeline, they would forever be held hostage by vendors. Nadh led a tiny engineering group to build the Kite trading terminal, Console backoffice, and Coin mutual fund platform. The significance of this proprietary full-stack setup was that marginal costs scaled down drastically per user, serving as the crucial key to generating billions of rupees in annual profits years later without raising a single round of funding.
2015
Zero Brokerage on Equity Delivery Ignites Growth Turning Point
Zerodha announced permanent zero brokerage fees on equity delivery trading. This move directly infuriated the entire industry, with media reports highlighting widespread complaints from competitors because it effectively wiped out equities—the most stable revenue source for traditional brokers. It was a clear gamble to use themselves as cannon fodder to disrupt industry pricing norms. In the short term, the company sacrificed a solid stream of cash flow, but in return, it permanently locked in retail mindshare as the cheapest broker. Combined with the flat 20-rupee cap on derivatives, total revenue was actually magnified as a flood of new users rushed in to trade options. This was its most aggressive and boldest self-reversal on pricing strategy.
2019
Crowning as the Largest Broker Growth
Driven by active client counts surpassing ICICI Securities, Zerodha became India's largest retail broker, accounting for roughly 2% of daily retail turnover across Indian stock exchanges at the time. This marked the first time a bootstrap, zero-ad, self-tech-stack discount broker decisively overturned decades-old traditional brokerage giants. The significance lay not merely in scale metrics, but in proving that Indian retail investors were willing to migrate en masse for low fees and superior technical experiences. That same year, it established True Beacon, an alternative investment fund (AIF) to venture into asset management, and launched Rainmatter to back early-stage fintech investments.
2020
Self-Declared Unicorn Status PMF
Zerodha valued itself at approximately $1 billion through an employee stock ownership plan (ESOP) buyback, officially achieving unicorn status, remarkably without ever raising a single venture capital round. At the start of 2020, it had around 1.3 million clients. Propelled by the pandemic-era stay-at-home trend and a massive surge in retail stock trading across India, clients skyrocketed to nearly 10 million by the end of 2022, marking a net addition of nearly 9 million users in two years. During the same period, it applied to SEBI for a mutual fund license, preparing to transition into long-term investment products and turning trading profits into asset management leverage. This phase represented the peak of both its business model and scale product-market fit (PMF).
2020
Outage and Trust Crisis Failure
The Kite platform suffered repeated outages on high-volatility trading days and options expiry days: connection failures in February 2019, widespread login freezes for Reliance Jio users in November 2020, and numerous subsequent incidents where users vented on Twitter about being unable to square off positions. For a brokerage built on technical reputation, every outage directly undermined its core narrative. The most painful aspect for users was that extreme market volatility—precisely the moment when squaring off positions is most critical—was when they found themselves unable to place orders. The media frequently questioned whether Zerodha would compensate investors for losses caused by the outages; while the company acknowledged the issues, its compensation mechanism remained vague. This served as the watershed moment shifting the company from its reputational peak into a fracture of trust, and became the root cause forcing it to eventually rewrite its connectivity architecture rather than relying solely on leased lines. This phase extended from 2020 to 2023.
2024
Regulatory Headwinds Failure
In 2024, SEBI introduced a series of intensive measures to curb options speculation: shortening weekly index options expiry days, raising contract sizes, increasing the Securities Transaction Tax (STT), and mandating transparent, true-to-label fee disclosures. Index derivatives constituted the lion's share of Zerodha's revenue, prompting Nithin to publicly warn that this package of new regulations could slash the company's revenue by 30% to 50%. This was no ordinary regulatory tweak; it directly shook the core revenue structure, forcing a structural pivot away from retail options gambling toward equities and asset management. Concurrently, its FLOSS open-source fund channeled $1 million annually back into the open-source ecosystem, though a good reputation could not stem the bleeding in its core business.
2025
Simultaneous Drop in Revenue and Profit Turning Point
For the fiscal year ending March 2025, Zerodha recorded its first-ever simultaneous decline in revenue and profit: revenue fell 11.5% to 8,847 crore rupees, net profit dropped 23% to 4,237 crore rupees, yet cash reserves swelled to 22,679 crore rupees. Revenue fell while cash rose because the company naturally compounds via proprietary cash flow without external financing pressure. However, this contrast laid bare the vulnerability of discount brokers: the drop in net profit far exceeded the drop in revenue, as new options regulations stripped away its high-margin revenue streams, leaving behind the tougher-to-monetize equities and fund channels. In a rare pivot, Nithin hinted that if derivatives face further restrictions, the company might be forced to re-introduce commissions on equity delivery, effectively overturning his 2015 zero-fee promise.
2026
Application for Investment Banking License Pivotal Shift
Through its subsidiary Zerodha Corporate Advisors, Zerodha submitted an application to SEBI for a Category I merchant banking license, aiming to break into IPO underwriting and corporate finance services. Simultaneously, it was overtaken by Groww in active client counts, losing its spot as India's top broker, while making investments in Tijori Finance and sparking rumors of financial partnerships with Perplexity. This marked the first time a discount broker built on a 20-rupee commission and an anti-establishment ethos actively stepped onto the turf of institutional and corporate clients. It was a bold move into completely unfamiliar territory, and whether it can successfully transition from a trading conduit into an institutional player remains its biggest suspense of 2026.

Turning Points

  • 2013: Kailash Nadh joined the team and built a fully proprietary tech stack, completely kicking third-party brokerage software vendors out of the cost chain. This served as the foundation for running a high-profit business without external funding; without this step, none of the subsequent scale could have been built.
  • 2015: Permanent zero commissions on equities. Voluntarily cutting off a stable revenue stream to capture retail mindshare monopoly, shifting from a pure traffic acquisition play to a low-price ecosystem fueled by word-of-mouth. This marked the pricing watershed that completely distanced it from traditional brokers.
  • 2024: SEBI options tightening. Regulation externally severed its core high-margin revenue streams, forcing a reactive pivot away from retail trading channels toward asset management and investment banking—the first time in its history that its primary business model was passively altered.

Failures & Pitfalls

  • Frequent outages on the Kite platform between 2019 and 2020 during high-volatility days left users unable to place orders during extreme market movements, directly shaking the foundational premise of its technical reliability. This trust fracture has never fully healed and was the primary catalyst forcing it to rewrite its connectivity architecture.
  • Following SEBI's sweeping regulatory overhaul in 2024, FY25 saw a simultaneous drop in revenue and profit. The substantive dismantling of the lucrative options business proved that Zerodha's structural over-reliance on index derivatives commissions was inherently fragile, contrary to its public positioning of stable self-sustainability.
  • Overtaken by Groww in active clients by 2026, losing the top broker spot. Its zero-commission moat was rapidly flattened as newer generations of brokers replicated its pricing playbook, proving that first-mover advantage was not as impregnable as once believed.
  • The mutual fund license applied for in 2020 failed to materialize into a major revenue driver. By March 2024, Zerodha Fund House's assets under management (AUM) stood at a mere 1,000 crore rupees, rendering it virtually negligible compared to its trading volume. The asset management transition has failed to truly take off after years of trying.

关键成功要素

  • A fully proprietary tech stack keeps marginal costs scaling down dramatically per user, serving as the fundamental reason why it could generate billions in annual profit without a single penny of VC money. Nithin treated technology investment as a top-priority strategy rather than a cost center.
  • The zero-ad and content-driven customer acquisition flywheel: Nithin personally wrote trading tutorials in communities, opened the Varsity investment education course for free, and ran the TradingQnA forum for Q&A. This drove customer acquisition costs close to zero while filtering for highly engaged retail investors rather than paying for ineffective traffic.
  • A pricing structure capped at a flat 20 rupees that is simple enough to be explained in a single sentence, instantly understood by retail investors. This cognitive barrier surpassed any advertising, serving as its pricing weapon to systematically chisel away at traditional brokers' percentage-based commission models.
  • Compounding proprietary cash flow instead of burning raised capital. During regulatory tightening and market downturns, no external investors pressured it to maintain growth rates, allowing it to weather revenue declines like FY25 with composure. This represents the primary structural difference between Zerodha and its contemporary Indian fintech peers.

Lessons

  • The moat of a discount broker lies not in low prices themselves, but in the cost structure that sustainably supports those prices under the hood. Competitors could copy the 20-rupee figure, but they could not replicate the per-capita client service capacity enabled by an in-house stack; blindly copying pricing leads to failure.
  • Over-reliance on a single category of derivatives revenue leaves a business vulnerable to the slightest regulatory shift. Discount brokers must ultimately diversify income sources across equities, asset management, and institutional services; the more concentrated a single revenue stream, the weaker its ability to withstand policy risk.
  • Technical reputation and outage-driven disasters are two sides of the same coin: a business built on tech cannot afford a tech collapse. A single severe outage inflicts far more damage on brand equity than years of trust earned by defending low prices. Platform brokerages must treat trading stability as a compliance-grade requirement.
  • The dividends of the Indian retail investor boom will not last forever. Zerodha's decade-long growth was not merely about betting right on a bull-bear cycle, but about solidifying its infrastructure. However, as it transitions from a retail proxy to institutional services, its organizational capabilities and client composition must undergo a complete overhaul—a hurdle far more difficult than going from zero to one.

Core Data

  • 成立时间：August 15, 2010 (Company disclosed figures, as of 2026, independently unverified)
  • 创始人年龄：31 years old (Nithin, born 1979) (Publicly available data)
  • 种子金：2 crore rupees (Personal savings plus funding from a Singaporean friend) (Company disclosed figures, as of 2026, independently unverified)
  • 定价：Flat cap of 20 rupees per trade, zero commission on equity delivery (Company disclosed figures, as of 2026, independently unverified)
  • 技术团队创始：Kailash Nadh joined in 2013 (Company disclosed figures, as of 2026, independently unverified)
  • 客户数2019巅峰：India's largest retail broker, contributing approx. 2% of daily retail turnover (Company disclosed figures, as of 2026, independently unverified)
  • 客户数2020初：Approx. 1.3 million (Company disclosed figures, as of 2026, independently unverified)
  • 客户数2022底：Nearly 10 million (Company disclosed figures, as of 2026, independently unverified)
  • 财年2024营收：Up approx. 62% year-over-year (Pre-regulation peak) (Company disclosed figures, as of 2026, independently unverified)
  • 2025财年营收：8,847 crore rupees (down 11.5%) (Company disclosed figures, as of 2026, independently unverified)
  • 2025财年净利润：4,237 crore rupees (down 23%) (Company disclosed figures, as of 2026, independently unverified)
  • 2025财年现金储备：22,679 crore rupees (Company disclosed figures, as of 2026, independently unverified)
  • 被反超时间：Overtaken by Groww in active clients in 2024 (Company disclosed figures, as of 2026, independently unverified)

Competitors / Peers

Before Zerodha's rise, India's brokerage landscape was dominated by traditional full-service brokers like ICICI Securities, HDFC Securities, and Sharekhan, which charged commissions proportional to transaction values. After Zerodha successfully pioneered the discount brokerage model from scratch, a wave of discount brokers followed suit, including Upstox, Groww, and Angel One. Among them, Groww surpassed Zerodha in 2024 to become India's largest broker by leveraging a younger app experience and modern marketing. While Robinhood is its spiritual sibling globally in terms of business model, Zerodha has consistently maintained proprietary cash flow rather than expanding via external fundraising. By 2026, its competition has shifted from price wars to whether it can successfully pivot its revenue structure away from retail options commissions toward asset management, mutual funds, and institutional services under tightening regulations—its new rivals are no longer fellow discount brokers, but modern diversified brokerages with broader business models.

Sources

Related

Same industry / scale
FintechGlobal

KakaoBank: How the Korean internet bank achieved rapid profitability and user growth through social platform traffic

FintechGlobal

Policybazaar: India's insurance comparison platform, from zero to IPO as a data-driven fintech business

FintechGlobal

Tether: From Crypto Exchange Stablecoin to Global Dollar-Alternative Settlement Layer

FintechGlobal

BTG Pactual: The Goldman Sachs of Brazil - The Latin American Investment Bank That Sold to UBS, Bought It Back, and Recovered Despite Founder's Imprisonment

⚠️ This entry draws on self-reported accounts and public reporting, not independently verified, and is not investment, startup, or legal advice; revenue figures are case-specific and not representative of typical results.