The exchange's purpose
A stock exchange provides a venue and rules for trading listed securities. It can specify order types, session times, minimum increments and procedures for unusual conditions. Listing and trading are related but different: listing concerns a security's admission, while trading concerns transactions between participants. A company does not receive fresh capital every time an investor sells existing shares to another investor on the exchange's secondary market.
From order to ownership record
An investor commonly submits an instruction through a broker, which routes or executes it under the applicable arrangements. After execution, clearing and settlement processes address obligations and the transfer of money and securities. The trade confirmation and later account records help document those stages. The exchange, broker and custodian may be separate entities, so knowing the market's name alone does not explain who is responsible for every part of the relationship.
Sessions, halts and evidence
Trading does not necessarily occur continuously. Opening and closing procedures, holidays and temporary halts can affect when orders are accepted or matched. Read the exact security and venue schedule rather than relying on a general country label. Keep confirmations and compare unexpected results with the relevant order instructions and timestamps. An exchange's existence does not guarantee an investment's value, and admission to trading is not an endorsement of a company's prospects.