The Bombay Stock Exchange, formally BSE Limited, is a SEBI-recognised stock exchange based at Phiroze Jeejeebhoy Towers on Dalal Street, Mumbai. Established in 1875, it is recognised as Asia’s first stock exchange.
BSE provides the infrastructure through which eligible securities and other permitted instruments can be listed and traded. Its recognised segments include equity, equity derivatives, currency derivatives, commodity derivatives, debt and electronic gold receipts.
Investors access the exchange through SEBI-registered stockbrokers or authorised trading platforms rather than submitting orders directly to BSE.
Source: BSE history and milestones and SEBI list of recognised stock exchanges.
Key Takeaways
- BSE was established in 1875 and is recognised as Asia’s first stock exchange.
- The exchange provides an electronic marketplace for trading equities and other permitted instruments.
- The BSE SENSEX tracks 30 large, liquid and financially sound companies from key sectors of the Indian economy.
- Investors place BSE orders through SEBI-registered stockbrokers using trading and demat accounts.
- BSE and NSE perform similar functions but differ in their history, listed securities, contracts and benchmark indices.
Table of Contents
What is the Bombay Stock Exchange?
BSE began as an association of stockbrokers known as the Native Share and Stock Brokers’ Association. It now operates as a corporatised and demutualised exchange under the name BSE Limited.
The exchange provides the systems and rules needed to issue, list and trade eligible securities. It also disseminates prices, index values, corporate announcements and other market information.
The term BSE can refer to the exchange or BSE Limited as a listed company. The Bombay Stock Exchange share price generally means the market price of BSE Limited’s shares, whereas the SENSEX is an index representing 30 selected companies.
How does the Bombay Stock Exchange work?
BSE operates an electronic, order-driven trading system. A typical equity transaction follows these steps:
- The investor opens a trading account and demat account with the required registered intermediaries.
- A buy or sell order is submitted through a SEBI-registered stockbroker.
- The broker sends the order to BSE’s trading system.
- The system matches compatible orders according to the applicable price, time and exchange rules.
- The executed trade is sent for clearing and settlement.
- Funds and securities are transferred through the relevant banking, clearing and depository systems.
An order may remain unexecuted if a compatible counter-order is unavailable. The execution price can also differ from the last traded price, particularly in a volatile or less liquid security.
Functions of the Bombay Stock Exchange
BSE performs several functions within the Indian securities market:
Provides a trading platform
The exchange connects buyers and sellers through an electronic system and provides the infrastructure needed to execute eligible transactions.
Supports price discovery
Prices develop through competing buy and sell orders. They may change in response to company announcements, financial results, market conditions and investor demand.
Facilitates capital raising
Eligible companies can issue securities to investors and list them on BSE, subject to applicable regulations and listing requirements.
Sets listing and trading requirements
Listed companies must comply with regulatory and exchange requirements relating to disclosures, corporate actions and continuing obligations.
Disseminates market information
BSE publishes prices, trading volumes, index values, corporate announcements and exchange notices for market participants.
Supports clearing and settlement
Executed transactions pass through the applicable clearing and settlement arrangements so that funds and securities can be transferred between the parties.
History of BSE
Key milestones in BSE’s development include:
- 1875: The Native Share and Stock Brokers’ Association was established in Mumbai.
- 1957: The exchange received permanent recognition from the Government of India under the Securities Contracts (Regulation) Act, 1956.
- 1986: The SENSEX was launched with 1978–79 as its base period.
- 1995: BSE moved from open-outcry trading to the electronic BSE On-Line Trading system, known as BOLT.
- 2005: The exchange completed its corporatisation and demutualisation.
- 2017: BSE Limited became a publicly listed company.
BSE has since expanded beyond cash equities into derivatives, debt, mutual fund transaction infrastructure and other permitted market segments.
Source: BSE history and milestones.
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Major BSE indices
BSE indices track defined groups of securities according to published methodologies. They are used as market benchmarks and may also form the basis of index funds, ETFs and other eligible products.
BSE SENSEX
The BSE SENSEX comprises 30 large, liquid and financially sound companies from key sectors of the Indian economy. It follows a free-float market-capitalisation-weighted methodology.
Broad-market indices
BSE’s broad-market indices cover different parts of the listed equity market. Examples include:
- BSE 100
- BSE 200
- BSE 500
- BSE LargeCap
- BSE MidCap
- BSE SmallCap
Sectoral indices
Sectoral indices track companies from specific industries, such as banking, information technology, healthcare, energy, automobiles and consumer goods.
Strategy and thematic indices
These indices select or weight companies according to a defined investment factor, theme or portfolio strategy. Their composition can differ substantially from broad-market indices.
Index constituents are reviewed according to the methodology applicable to each index.
Source: BSE Indices.
Please note that the reference to any industry/sector/stock is provided for illustrative purposes only. This should not be construed as a research report or a recommendation to buy or sell any security or sector.
What is the BSE SENSEX?
SENSEX is a benchmark used to track the performance of 30 selected companies listed on BSE. Its name combines “sensitive” and “index”.
The index represents large and actively traded companies across important areas of the Indian economy. However, it does not reflect the performance of every company or security listed on BSE.
A rise in the SENSEX indicates that the combined free-float market value of its constituents has increased relative to the index base, after applicable adjustments. Individual constituents may still decline while the index rises.
Why do companies list on BSE?
A company may seek a BSE listing to raise capital and create a regulated market for its securities. Listing can provide:
- Access to capital from public investors
- A market where eligible shareholders can buy or sell shares
- Market-based valuation of the listed securities
- Greater visibility among investors and other market participants
- A route for existing shareholders to obtain liquidity
- Scope to raise additional capital through permitted methods
Listed companies must meet continuing requirements relating to financial reporting, material disclosures, corporate actions and governance. Admission to the exchange does not guarantee a company’s financial strength or future performance.
How does a company list its shares on BSE?
The listing process depends on the proposed route and market segment. It generally involves:
- Appointing eligible intermediaries, including merchant bankers
- Meeting applicable eligibility and governance requirements
- Preparing the required offer and corporate documents
- Filing documents with the exchange and other relevant authorities
- Obtaining the required observations and approvals
- Completing the issue and allotment process, where applicable
- Receiving final listing and trading approval
Requirements differ for main-board listings, small and medium enterprise listings, direct listings and other permitted routes. Companies should refer to the current BSE requirements and SEBI regulations applicable to the proposed listing.
Bombay Stock Exchange online services
Bombay Stock Exchange online services provide access to market prices, corporate announcements, exchange notices, historical data, index information and details of listed securities.
Investors can use the official BSE website for research and exchange filings, but equity orders are normally placed through a registered stockbroker or authorised trading platform. A broker’s SEBI registration and exchange membership should be verified before money is transferred or an order is placed.
BSE trading hours
The regular equity-market schedule generally follows these timings on trading days:
| Session | General timing |
| Pre-open session | From 9:00 a.m. |
| Regular trading session | 9:15 a.m. to 3:30 p.m. |
| Closing and post-closing activity | After the regular trading session |
Special sessions, including Muhurat trading, may follow different timings. The schedules for equity derivatives, currency derivatives, commodities, debt and other segments may also differ.
Investors should check BSE’s official session timings or the relevant exchange circular for the applicable date and segment.
Source: BSE equity trading information.
Difference between BSE and NSE
BSE and the National Stock Exchange of India are both SEBI-recognised exchanges. Their principal differences include:
| Basis | BSE | NSE |
| Legal name | BSE Limited | National Stock Exchange of India Limited |
| Origin | Established in 1875 | Incorporated in 1992 |
| Main equity benchmark | BSE SENSEX | Nifty 50 |
| Benchmark constituents | 30 | 50 |
| Trading model | Electronic, order-driven | Electronic, order-driven |
| Recognised segments | Equity, derivatives, currency, commodity, debt and EGR | Equity, derivatives, currency, commodity and debt |
| Regulator | SEBI | SEBI |
The choice of exchange for a transaction may depend on where the security or contract is available, traded volume, bid-ask spread, applicable costs and the facilities provided by the investor’s broker. Neither exchange is better for every transaction.
Source: SEBI list of recognised stock exchanges.
Role of BSE in the Indian economy
BSE connects companies and other eligible issuers seeking capital with investors willing to provide it. This supports business financing and capital formation.
The exchange also contributes by:
- Providing market-based prices for listed securities
- Creating a regulated market for eligible investors
- Supporting public capital raising
- Requiring listed entities to disclose material information
- Facilitating trading in debt and other permitted instruments
- Publishing indices that measure selected portions of the market
BSE index movements may reflect investor expectations, but they are not direct measures of India’s economic output or the financial condition of every listed company.
Risks of investing through BSE
Trading through a recognised stock exchange does not remove investment risk:
- Market risk: Prices may fall because of economic, industry or company-specific developments.
- Liquidity risk: Some securities may be difficult to buy or sell at the expected price.
- Company-specific risk: Weak earnings, governance concerns or operational problems can affect a company’s shares.
- Volatility risk: Prices can move sharply over short periods.
- Execution risk: An order may be executed at a different price than expected or remain unexecuted.
- Operational risk: Technical or intermediary-related problems may affect a transaction.
- Fraud risk: Unauthorised platforms, impersonation scams and unsolicited tips may result in financial loss.
Investors should use registered intermediaries, review exchange filings and assess whether a security suits their financial goal, horizon and risk appetite.
Past performance may or may not be sustained in future
Conclusion
The Bombay Stock Exchange provides the infrastructure for issuing, listing and trading eligible securities. It also supports price discovery, corporate disclosures, market information and capital raising.
BSE’s regulated framework does not make every listed security suitable for every investor. Investment decisions should be based on the security’s risks, the investor’s financial goal and the time available to remain invested.
FAQs
Which body regulates BSE?
The Securities and Exchange Board of India regulates BSE. BSE Limited operates a recognised stock exchange under applicable securities laws, regulations and exchange rules.
What is the difference between BSE and SENSEX?
BSE is a stock exchange, while the SENSEX is a 30-stock benchmark index associated with it. BSE facilitates listing and trading; the SENSEX measures the performance of selected companies.
What is BSE’s regular equity trading hours?
The regular equity trading session generally runs from 9:15 a.m. to 3:30 p.m. on trading days. Special sessions and other market segments may follow different schedules.
How can investors buy shares listed on BSE?
Investors need trading and demat accounts with the required registered intermediaries. Orders can then be placed through a SEBI-registered stockbroker connected to BSE.
What trading mechanism does BSE use?
BSE uses an electronic, order-driven trading system. Compatible buy and sell orders are matched according to the applicable price, time and exchange rules.
How many stocks are listed on BSE?
BSE has several thousand listed companies, but the exact number changes as securities are listed, delisted, suspended or restored. Current listing statistics should be checked on the official BSE website.
Can a company list its shares on both BSE and NSE?
Yes. A company can list its shares on both exchanges if it meets the applicable SEBI regulations and the listing requirements of each exchange.
Is BSE a government organisation?
No. BSE Limited is a listed company operating a SEBI-recognised stock exchange. Regulatory recognition does not make it a government-owned organisation.
Is investing through BSE safe?
BSE provides a regulated trading environment, but securities traded on it remain subject to market and company-specific risks. Investors can lose part or all of the amount invested.
Where can investors find announcements from BSE-listed companies?
Corporate announcements, financial results and other exchange filings are available on the official BSE website. These filings are generally more reliable than unverified market rumours or social-media posts.
