Published: March 20, 2026 | Updated: March 23, 2026 | By CA V. Viswanathan, FCA, ACS, CFE, IBBI RV

Startup Exit Strategies: Acquisition, IPO, Secondary Sale & Buyback

📖 Exit (Liquidity Event): A transaction through which shareholders in a private company convert their equity holdings into cash or publicly traded securities, thereby realising the value of their investment. For venture-backed startups, an exit is the culmination of the investment cycle and the event that generates returns for founders, employees and investors.

📖 Secondary Sale: A transaction in which existing shareholders sell their shares to new investors (or existing investors buying additional stakes) without the company issuing new shares or receiving any proceeds. Secondary sales provide liquidity to selling shareholders without diluting other shareholders and are increasingly common in Indian startups as a partial liquidity mechanism before a full exit.

The Indian Startup Exit Landscape

The Indian startup ecosystem has matured significantly in terms of exit activity. While the absolute number of exits remains modest compared to the US or China, the last five years have seen a marked increase in acquisitions (both domestic and cross-border), IPOs (particularly through SEBI’s Innovators Growth Platform), secondary transactions and structured buybacks.

At our firm, we have advised on exits across all four categories and our observation is clear: startups that plan for exits from the term sheet stage — building exit-friendly SHA provisions, maintaining clean compliance records and keeping their valuation documentation current — achieve significantly better exit outcomes than those that scramble to prepare when an opportunity arises.

Exit Route 1: Acquisition (M&A)

Overview

Acquisition is the most common exit route for Indian startups. The acquirer purchases 100% (or a controlling stake) of the startup’s shares, either through a share purchase agreement (SPA) or through a scheme of arrangement (merger/amalgamation) under the Companies Act, 2013.

Structural Options

Share Purchase

In a share purchase, the acquirer buys shares directly from the existing shareholders. This is the simpler and faster structure, typically used for acquisitions of private companies. Key documents include the share purchase agreement, representations and warranties, indemnities, escrow arrangements and non-compete agreements.

Asset Purchase

In an asset purchase, the acquirer buys specific assets (IP, technology, customer contracts, team) rather than the company’s shares. This structure is used when the acquirer wants to cherry-pick assets and avoid assuming the company’s liabilities. Asset purchases are less common for startup exits but are seen in acqui-hire transactions where the primary value is the team.

Scheme of Arrangement (Merger/Amalgamation)

Under Sections 230-232 of the Companies Act, 2013, companies can merge through a court-approved scheme of arrangement. This structure is used for larger, more complex transactions and provides certain tax efficiencies (tax-neutral merger under Section 47 of the Income Tax Act). However, the process is time-consuming (6-12 months) and requires NCLT approval, creditor consent and shareholder approval.

Regulatory Framework

Companies Act, 2013

FEMA Regulations

Competition Act

Acquisitions that exceed specified turnover or asset thresholds require prior approval from the Competition Commission of India (CCI) under Sections 5 and 6 of the Competition Act, 2002. The thresholds are specified in terms of the combined assets and turnover of the parties. CCI approval typically takes 30-90 days for non-problematic transactions.

Tax Implications

Valuation in Acquisitions

Acquisition valuations are typically determined through negotiations between the buyer and seller, supported by independent valuation reports. Common methodologies include DCF analysis, comparable company analysis, comparable transaction analysis and, for technology startups, revenue multiples or ARR multiples. The SHA’s liquidation preference waterfall determines how the acquisition proceeds are distributed among different shareholder classes.

Exit Route 2: Initial Public Offering (IPO)

Overview

An IPO involves the company listing its shares on a recognised stock exchange (BSE/NSE) through a public offering. For Indian startups, the IPO route has gained prominence with the listing of several high-profile technology companies on both the main board and the SME platform.

SEBI ICDR Regulations

The SEBI (Issue of Capital and Disclosure Requirements) Regulations, 2018 govern the IPO process. Key requirements include:

IPO Process and Timeline

The typical IPO process takes 9-15 months from the appointment of the investment banker to listing:

  1. Months 1-3: Appointment of investment bankers, legal counsel, auditors and other intermediaries. Initiation of due diligence and financial restructuring.
  2. Months 3-6: Preparation of the Draft Red Herring Prospectus (DRHP), financial restatement, resolution of regulatory and compliance issues.
  3. Months 6-8: DRHP filing with SEBI, SEBI observations and responses.
  4. Months 8-10: Marketing, investor roadshows, price band determination.
  5. Months 10-12: Red Herring Prospectus filing, book building process, allotment and listing.

Pre-IPO Considerations

Tax Implications of IPO Exit

Exit Route 3: Secondary Sale

Overview

Secondary sales involve the transfer of existing shares from one shareholder to another without the company issuing new shares or receiving any proceeds. Secondary transactions have become increasingly common in the Indian startup ecosystem as a mechanism for partial liquidity.

Types of Secondary Transactions

Regulatory Considerations

Pricing and Valuation

Secondary sale prices are negotiated between the buyer and seller. Commonly, secondary transactions occur at a discount to the last primary round valuation (typically 10-30% discount), reflecting the illiquidity of private company shares. However, in high-demand situations, secondary transactions can occur at or above the last round price.

For FEMA compliance, the transaction price must be supported by a valuation report from a SEBI-registered Category I Merchant Banker or a Chartered Accountant. For tax purposes, the Rule 11UA valuation is relevant for determining whether Section 50CA or Section 56(2)(x) applies.

Exit Route 4: Buyback

Overview

A buyback involves the company repurchasing its own shares from existing shareholders. For startups, buybacks are less common than acquisitions or secondary sales but can be a useful mechanism for providing liquidity to early investors or ESOP holders, particularly when the company is profitable and has surplus cash.

Companies Act Framework

Section 68 of the Companies Act, 2013 governs share buybacks. Key requirements include:

Tax Implications

The tax treatment of buybacks has changed significantly under the Finance Act, 2024 amendments. Previously, the company paid buyback distribution tax under Section 115QA, and the shareholders received the proceeds tax-free. Under the new framework (applicable from October 2024), buyback proceeds are taxed in the hands of the shareholder as dividend income (under Section 2(22)), and the cost of acquisition is available as a deduction. This change has made buybacks less tax-efficient compared to the earlier regime.

FEMA Considerations

If non-resident shareholders participate in the buyback, the buyback price must comply with FEMA pricing norms. For buybacks from non-residents, the price must not exceed the FMV (determined under an internationally accepted methodology). The buyback proceeds remittance to non-resident shareholders must comply with FEMA remittance procedures.

Choosing the Right Exit Strategy

Factors to Consider

Exit Planning Timeline

Exit planning should begin years before the actual exit event:

🔍 Practitioner Insight — CA V. Viswanathan: In our exit advisory practice, the single biggest lesson we have learned is that exit outcomes are determined by the preparation done years before the exit, not by the last-minute scramble. The most successful exits we have advised on shared three characteristics: (1) immaculate compliance records — every MCA filing on time, every FEMA report submitted, every tax return filed correctly; (2) clean cap tables — no discrepancies between the cap table, the register of members and the MCA filings; and (3) current valuation documentation — Rule 11UA reports and FEMA valuation reports prepared at every equity event, not retrospectively. When an acquirer or an IPO banker conducts due diligence and finds these three elements in order, the transaction moves at speed. When they find gaps, the transaction either dies or the founder pays a heavy price in terms of valuation haircuts, indemnity exposure and deal delay. Our startup advisory practice helps companies build this exit-readiness from day one.

Tax Optimisation Across Exit Routes

Capital Gains Planning

ESOP Tax Planning

ESOP holders face two taxable events: (a) the perquisite tax at exercise (difference between FMV and exercise price, taxed as salary income) and (b) capital gains tax at sale (difference between sale price and FMV at exercise, taxed as capital gains). Planning the timing of exercise and sale can optimise the overall tax burden. Our ESOP valuation team advises employees on these planning opportunities.

Structuring the Acquisition Waterfall

In an acquisition exit, the distribution of proceeds among different shareholder classes is governed by the liquidation preference waterfall in the SHA. The waterfall determines:

  1. Whether preference shareholders receive their liquidation preference before common shareholders.
  2. Whether preference shareholders participate in the remaining proceeds after receiving their preference.
  3. Whether ESOP holders receive their share before or after liquidation preferences are satisfied.
  4. Whether there are any management carve-outs or retention pools that are distributed outside the standard waterfall.
  5. How escrow holdbacks and indemnity reserves are allocated among shareholder classes.

We build detailed waterfall models for every exit advisory engagement, modelling the distribution at the expected exit valuation, at a 20% premium and at a 20% discount, to ensure that all stakeholders understand their expected proceeds across scenarios. For a detailed analysis, see our guide on waterfall analysis.

📋 Key Takeaways

  • The four primary exit routes for Indian startups are acquisition (most common), IPO (regulated by SEBI ICDR), secondary sale (increasingly popular) and buyback (Companies Act governed).
  • Acquisitions can be structured as share purchases, asset purchases or schemes of arrangement — each with different regulatory and tax implications.
  • IPOs under SEBI ICDR require meeting eligibility criteria, filing a DRHP, obtaining SEBI observations and completing a 9-15 month process. The Innovators Growth Platform provides an alternative for technology companies.
  • Secondary sales must comply with SHA transfer restrictions, FEMA pricing norms (for transfers involving non-residents) and Companies Act requirements for private company share transfers.
  • Buybacks under Section 68 of the Companies Act are subject to limits (25% of equity capital and free reserves), debt-to-equity ratios and are now taxed in the hands of the shareholder as dividend income.
  • FEMA compliance is critical for every exit route involving non-resident shareholders — pricing norms, reporting obligations and sectoral conditions must all be addressed.
  • Exit planning should begin at incorporation and continue through every funding round, not as a last-minute exercise.
  • Tax optimisation across exit routes (holding period management, Section 54F reinvestment, DTAA benefits, ESOP timing) can significantly improve after-tax returns for all stakeholders.

Frequently Asked Questions

1. What is the most common exit route for Indian startups?

Acquisition (M&A) is the most common exit route, accounting for the majority of Indian startup exits by number. IPOs generate the largest exits by value but are limited to companies that have achieved significant scale. Secondary sales are increasingly common as a partial liquidity mechanism, particularly for early-stage investors and ESOP holders. Buybacks are relatively uncommon but are used by profitable startups to provide targeted liquidity.

2. How long does an IPO process take in India?

From the appointment of investment bankers to the listing date, the typical IPO process takes 9-15 months. The most time-consuming stages are DRHP preparation (3-4 months), SEBI review and observations (2-4 months) and financial restatement/compliance remediation (which can run in parallel). The actual book building and allotment process takes 2-3 weeks. Pre-IPO preparation (corporate restructuring, compliance clean-up, financial housekeeping) should begin 18-24 months before the targeted listing date.

3. Can founders sell shares in a secondary sale before an IPO?

Yes, subject to SHA restrictions. Most SHAs permit founder secondary sales with investor consent, typically after a specified lock-in period (2-3 years post-investment). Common conditions include a cap on the percentage of founder holdings that can be sold (usually 10-20% per year), a minimum price floor and ROFR compliance. Secondary sales provide founders with personal liquidity while maintaining their commitment to the company. FEMA pricing norms apply if the buyer is a non-resident.

4. What FEMA approvals are required for a cross-border acquisition?

For a cross-border acquisition where a foreign entity acquires an Indian startup: (a) the acquisition must comply with FDI sectoral caps and conditions; (b) the share purchase price must comply with FEMA pricing norms (FMV floor for transfers from resident to non-resident); (c) for sectors requiring government approval, prior approval from the concerned ministry must be obtained; (d) CCI approval is required if turnover/asset thresholds are exceeded; (e) the transaction must be reported on the RBI’s Single Master Form (FC-TRS) within 60 days. For sectors on the automatic route, no prior RBI approval is needed, but all reporting obligations must be met.

5. How are ESOP holders treated in an acquisition exit?

ESOP holders are treated based on the SHA and ESOP plan provisions. Typically: (a) all unvested options are accelerated (vested immediately) upon the acquisition trigger; (b) vested but unexercised options must be exercised within a specified window; (c) exercised shares are included in the acquisition and sold alongside other common shares; (d) the ESOP pool (to the extent options are cancelled or lapse) reverts to the common pool. The SHA should clearly specify the treatment of each category of ESOP grants. Our ESOP advisory practice helps companies design acceleration and exit provisions.

6. What are the tax implications of a buyback after the 2024 amendments?

Under the Finance Act, 2024 amendments (effective October 2024), buyback proceeds are taxed in the hands of the shareholder as income (treated similar to dividends), rather than the previous regime where the company paid a buyback distribution tax and the shareholder received tax-free proceeds. The shareholder can claim the cost of acquisition as a deduction against the buyback proceeds. This change has made buybacks less tax-efficient for shareholders compared to the earlier regime and has shifted the tax burden from the company to the shareholder.

7. When should a startup engage an investment banker for an exit?

For an IPO, investment bankers should be engaged 12-18 months before the targeted listing date. For an M&A exit, the timeline depends on whether the startup is proactively seeking an acquisition or responding to inbound interest. For proactive M&A, engaging an M&A advisor 6-12 months before the desired exit timeline is recommended. For secondary sales, the process is typically founder-driven and may not require a formal advisor, though structured secondary transactions (tender offers, direct secondaries to funds) benefit from professional advisory.

8. How does the liquidation preference waterfall work in an acquisition?

The liquidation preference waterfall distributes acquisition proceeds in the following order: (1) secured creditors and transaction costs; (2) preference shareholders in order of seniority (typically last-in-first-out), receiving their 1x (or 2x, 3x) liquidation preference; (3) if preferences are participating, preference shareholders share in remaining proceeds on an as-converted basis; (4) if preferences are non-participating, preference shareholders compare their preference payout with their as-converted payout and choose the higher option; (5) remaining proceeds are distributed to common shareholders (including converted preference shareholders) pro-rata. The specific waterfall depends on the SHA terms negotiated at each funding round.

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