Tehran Stock Exchange
Iran's principal securities exchange and the country's largest organized equity market.
Last updated August 22, 2026
AI crawler reads
No AI crawler has read this profile since Oct 28, 2026.
Overview
The Tehran Stock Exchange (TSE) is Iran's largest securities exchange and the central public marketplace for listed equities and related financial instruments. Based in Tehran, it serves a capital market whose listed companies span automotive manufacturing, telecommunications, agriculture, petrochemicals, mining, steel, copper, banking, insurance and other sectors. A substantial proportion of the listed corporate sector has historically consisted of state-owned or formerly state-owned enterprises transferred into public ownership through privatization programs. The exchange began operations in 1967 after Iran adopted legislation establishing a formal stock market. Its early activity was limited, with trading focused largely on corporate and government bonds. Economic expansion in the 1970s, employee share-distribution programs and wider participation by companies and wealthy individuals broadened the equity market. The 1979 Islamic Revolution, nationalization of major enterprises and banks, restrictions associated with interest-based finance, and the Iran–Iraq War sharply disrupted the exchange. Market activity was re-established through the 1988 Budget Act, followed by renewed government support for privatization and private-sector development during the first postwar economic-reform programs. During the 1990s and early 2000s, TSE expanded its listed-company base, introduced automated trading and strengthened elements of market supervision. The exchange became increasingly electronic and connected to post-trade infrastructure operated by the Central Securities Depository of Iran. A new trading platform supplied by Atos Euronext Market Solutions was introduced in 2007, increasing processing capacity and enabling more simultaneous brokerage connections. Online trading later expanded access for domestic and overseas investors, although international participation has remained constrained by sanctions, currency restrictions and Iran's broader regulatory environment. TSE operates as an order-driven market in which orders are prioritized by price and then by time. Trading traditionally takes place from Saturday through Wednesday, excluding public holidays, with settlement described as T+3 in the referenced market materials. The exchange supports equities, bonds, corporate participation certificates and selected derivatives, while complementary Iranian venues handle commodities, energy, foreign exchange and over-the-counter securities. The Securities and Exchange Organization administers and supervises the wider capital market, while the Securities and Exchange Council establishes high-level policy and regulation. TSE has been a member of the World Federation of Exchanges since 1995 and a founding member of the Federation of Euro-Asian Stock Exchanges. It has experienced pronounced cycles of expansion and contraction, including bear markets in the late 1990s, the mid-2000s and during the 2008 global financial crisis. It reached strong performance rankings in parts of the 2000s, but later suffered substantial volatility associated with the Iranian rial, oil prices, economic policy and investor confidence. The exchange remains a core institution of Iran's domestic capital market, combining a public equity-raising function with a regulated venue for investment, price discovery and secondary trading.
History
Plans for an Iranian stock exchange can be traced to a 1930s proposal prepared by Bank Melli with Belgian advisers. The proposal was not implemented before the Second World War, and the idea remained dormant until the government revived it in the 1960s. Following the enactment of the Stock Exchange Act, the Tehran Stock Exchange opened in 1967. The initial market was small and concentrated on government and corporate debt rather than a broad equity universe. Iran's rapid industrial and economic development in the 1970s created demand for a wider securities market. Government-backed employee share schemes and the distribution of interests in large state and family enterprises encouraged new investors to participate. Equity activity increased as companies sought capital and households sought exposure to the country's economic expansion. The 1979 Islamic Revolution brought a prolonged interruption. Major banks and industrial businesses were nationalized, interest-related financial activity was restricted, and the economy was reorganized around revolutionary and wartime priorities. The eight-year Iran–Iraq War further reduced the practical importance of organized securities trading. The 1988 Budget Act helped restore the exchange, and the subsequent postwar reform period placed privatization and the development of the private sector at the center of economic policy. Within several years, the number of listed companies had grown substantially, reaching 249 by the mid-1990s according to the referenced historical account. The 1990s brought automation and institutional reform. Between 1996 and 2000, TSE introduced an automated trading system and strengthened regulatory mechanisms in response to weaknesses in its older legal and operating framework. The exchange subsequently benefited from privatization activity and rising domestic investment. It recorded particularly strong performance during parts of the 2000s, although it also experienced severe downturns, including bear markets from 1996 to 1998, 2004 to 2006 and during the 2008 financial crisis. Iran's capital-market architecture broadened in parallel. The Tehran Metal Exchange opened in 2003 and later merged with the Agricultural Exchange to form the Iran Mercantile Exchange. The 2005 Securities Market Act reorganized the market and supported demutualization. The Central Securities Depository of Iran was established to provide registration, custody, clearing and settlement for financial instruments. Other venues subsequently included the oil exchange, the over-the-counter Farabourse market, the energy exchange and a foreign-exchange bourse. TSE modernized its trading technology in 2007 with an Atos Euronext Market Solutions system. Online brokerage access expanded in the early 2010s, while market participants explored the possibility of sharing Iranian market data with international information providers if sanctions conditions permitted. In 2014, the exchange suffered a major capitalization decline amid the falling rial and weaker oil prices; authorities also supported the creation of a Market Development Fund intended to provide market-making capacity and reduce volatility. The exchange remains supervised within Iran's securities-regulation framework. The Securities and Exchange Council sets high-level policy, while the Securities and Exchange Organization performs administrative and supervisory functions. TSE continues to operate as a domestic, order-driven exchange, with its prospects shaped by privatization, inflation, currency movements, sanctions, government intervention, disclosure standards and investor confidence.
- 2014
Capitalization decline and stabilization measures
[1]The exchange lost substantial market capitalization amid currency and oil-price pressures; a Market Development Fund was used to support liquidity and market making.
- 2012
Energy and foreign-exchange venues added
[1]Iran expanded its market structure with energy/electricity and foreign-exchange bourses.
- 2008
Oil and over-the-counter markets develop
[1]Iran's oil exchange and Farabourse over-the-counter market were launched as complementary venues.
- 2007
New electronic trading system
[1]TSE deployed an Atos Euronext Market Solutions trading platform with greater electronic capacity and brokerage connectivity.
- 2005
Securities Market Act
[1]A new securities-market law reorganized Iran's capital-market framework and supported the creation of centralized post-trade institutions.
- 2003
Metal-market expansion
[1]The Tehran Metal Exchange was launched as part of the development of Iran's complementary market infrastructure.
- 1995
World Federation of Exchanges membership
[1]TSE became a full member of the World Federation of Exchanges.
- 1988
Postwar reactivation
[1]The 1988 Budget Act helped re-establish organized activity after the revolutionary and wartime interruption.
- 1967
Exchange begins operations
[1]The Tehran Stock Exchange opened under Iran's Stock Exchange Act, initially trading government and corporate bonds.
- 1936
Early stock-exchange proposal
[1]Bank Melli and Belgian advisers prepared a plan for an Iranian stock exchange, but implementation was delayed for decades.
Products and positioning
Iran's central regulated venue for public-company financing, secondary securities trading and domestic capital formation.
Equity securities · 1967
Listed equities
The core TSE product is secondary trading in shares of Iranian listed companies. Issuers represent industries including automotive, telecommunications, agriculture, petrochemicals, mining, metals, banking and insurance. Privatization has historically supplied a significant portion of the listed universe.
Debt securities · 1967
Government and corporate bonds
Debt instruments were central to the exchange's original activity and remain part of Iran's organized capital-market offering. Trading and settlement are supported by the wider securities infrastructure overseen by Iranian market authorities.
Islamic finance
Corporate participation certificates
Corporate participation certificates are among the instruments traded in Iran's capital-market framework. Their inclusion reflects the market's development of products designed to operate within Iran's Islamic-finance regulations.
Derivatives
Equity derivatives
TSE-related infrastructure supports selected derivatives activity through licensed brokers and electronic processes. The referenced materials describe futures access and brokerage participation, while detailed current product specifications are not established here.
Exchange services · 2007
Electronic trading and market data
TSE provides an order-driven electronic marketplace in which accredited brokers submit investor orders. The system displays trading information, prices, volumes, indices and outstanding orders, while the Central Securities Depository of Iran provides core post-trade services.
Controversies
2025
Academic allegations of corruption and insider trading
A study attributed in the reference material alleged financial distress, insider trading, corruption and improper control at the exchange. The material does not establish that these allegations were finally adjudicated, so they are recorded as reported claims.
2023
Market collapse and governance allegations
A sharp fall in Iranian equities in July 2023 prompted demands for investigations and management accountability. Domestic reports cited concerns about weak transparency, government conflicts of interest and possible corruption involving listed or state-linked companies. The allegations should be distinguished from proven legal findings.
Brand decisions
2014
Market Development Fund supportStrategyBackground
Currency depreciation, falling oil prices and declining investor confidence produced significant equity-market volatility.
Action taken
Government-linked banks and financial institutions were reported to support a Market Development Fund intended to provide market making and reduce fluctuations.
Aftermath
The measure represented an attempt to stabilize trading conditions, although the exchange remained exposed to macroeconomic and policy risks.
2007
Electronic trading modernizationStrategyBackground
TSE needed higher capacity, faster order processing and broader brokerage connectivity.
Action taken
The exchange installed a trading platform supplied by Atos Euronext Market Solutions.
Aftermath
The system supported substantially more simultaneous brokerage connections and more extensive electronic dissemination of orders, transactions and indices.
2005
Reorganization under the Securities Market ActStrategyBackground
Iran sought a more modern and centralized capital-market structure after decades of regulatory and institutional development.
Action taken
The Securities Market Act was ratified, supporting structural reform and the creation of an independent central securities depository.
Aftermath
Centralized registration, custody, clearing and settlement functions were developed for Iran's modern securities markets.
Recent events
- Unconfirmed
Tehran Stock Exchange CEO resigns[3]
Reported:
Ali Sahraee reportedly resigned as chief executive of the Tehran Stock Exchange after cryptocurrency mining rigs were discovered in the exchange building. The report does not specify the resignation date.
Sources3 sources
Cite this profile: Cite the canonical profile. /brand-wiki/tehran-stock-exchange · Editorial policy · How profiles are compiled