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Chess

CHESS stands for the Clearing House Electronic Subregister System, the platform used by the Australian Securities Exchange (ASX) to settle trades in Australian shares and record who owns them. It keeps an electronic register of holdings and moves ownership from seller to buyer once a trade is agreed.

It matters to anyone who buys or sells Australian-listed shares, or who manages a company with Australian shareholders.

From the Money Master HQ dictionary, founded by Shihan Sheriff (FCMA, VP of Finance at Nomod, CFO at Esanjo Ventures). How these definitions are written.

What it means

When you buy a share, two things must happen after the agreement to trade: the buyer pays and the seller hands over ownership. Clearing and settlement is the back-office process that makes sure both sides do what they promised, and CHESS is the system that handles it for the Australian market.

CHESS also keeps an electronic subregister, which is a record of who holds shares in each company. Under this arrangement investors are given a Holder Identification Number, or HIN, which identifies their holding and is used when they sell through a broker.

There is an alternative called issuer sponsored holding, where the company's own share registry keeps the record and the investor receives a Securityholder Reference Number. CHESS-sponsored holdings are usually managed through a broker, who can act quickly on sale instructions.

For companies, understanding CHESS helps with shareholder communication, corporate actions such as dividends and share splits, and registry costs. For investors, it provides a clear electronic record and reduces the risk that one party fails to deliver.

The speed of settlement is set by market rules and has shortened over the years as technology improved. A shorter cycle reduces counterparty risk, which is the chance that the other side of a trade does not complete it.

The operator of the system has talked about replacing it with newer technology, so anyone relying on the details should check the current position with the exchange or a broker. The core idea, a central, electronic and reliable record of ownership, is the part that matters for general understanding.

In practice

Real-world examples.

1

Example

An investor in Sydney buys 1,000 shares in a listed retailer through an online broker. The broker settles the trade through CHESS, and the investor receives a confirmation showing the Holder Identification Number linked to the holding. When she later sells, she quotes the same number to the broker.

2

Example

A mining company prepares to pay a dividend and needs to know exactly who is on the register at the record date. It relies on the electronic subregister held in CHESS and the share registry to calculate payments. The finance team reconciles total payments to the declared dividend and investigates any holder whose payment details are missing. Unclaimed amounts are tracked separately until the shareholder is found.

3

Example

A fund manager in London buys Australian shares through a local broker for a client portfolio. A custodian bank sits between the manager and the market and handles settlement through CHESS. The manager's accountant checks that holdings in the custodian report match the trade records.

Case study

Seen in the real world.

Southern Cross Renewables is an illustrative, fictional listed company that had been issuing shares to employees under a share plan. Many employees held shares as issuer sponsored holders, so each time one wanted to sell, the registry needed a paper form and several days to process it.

The company secretary encouraged staff to move their holdings into CHESS sponsorship through a broker. She ran a short information session explaining that the move kept ownership unchanged but allowed faster and more flexible selling.

After the change, queries to the registry fell and employees found it easier to sell when they wanted. She also updated the company's share plan guide so that new joiners were told how to open a broker account and where to find their holding number. The illustrative lesson is that the way a share is recorded does not change what is owned, but it does change how easily the owner can act on it.

Watch out

Common mistakes.

  • Believing that CHESS sponsorship changes who owns the shares, when it only changes how the holding is recorded and managed.
  • Losing track of the Holder Identification Number or the Securityholder Reference Number, which makes selling slower and more difficult.
  • Assuming that all markets work the same way, since other countries have their own clearing and settlement systems with different rules.

Questions

People also ask.

What is the difference between CHESS and issuer sponsored holdings?

CHESS holdings are recorded on the exchange's electronic subregister and managed through a broker, while issuer sponsored holdings are recorded by the company's share registry and managed directly with it.

Who runs CHESS?

It is operated by the Australian Securities Exchange group, which provides clearing and settlement services for the Australian share market.

Do I need a broker to hold shares in CHESS?

Yes, in practice you need a sponsoring broker or participant to hold your shares in CHESS, whereas issuer sponsored holdings can be managed directly with the registry, so many investors choose based on how often they expect to trade.

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Last updated · October 8, 2026
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Disclaimer

The information provided in this finance dictionary is for educational and informational purposes only. It should not be construed as financial, investment, legal, or tax advice. Always consult with a qualified professional before making any financial decisions. Money Master HQ makes no representations or warranties about the accuracy, completeness, or suitability of this information. Use of this content is at your own risk.