# Get the history of a transaction `GetTransactionHistory` `GET /api/transactionportfolios/{scope}/{code}/transactions/{transactionId}/history` - [OpenAPI fragment](https://www.lusid.com/docs/api/lusid/endpoints/transaction-portfolios/GetTransactionHistory.json) - [Rendered page](https://www.lusid.com/docs/api/lusid/endpoints/transaction-portfolios/GetTransactionHistory) Get all of the changes that have happened to a transaction. ## Referenced schemas - [ResourceListOfChangeHistory](https://www.lusid.com/docs/api/lusid/schemas/ResourceListOfChangeHistory.txt) [< Transaction Portfolios](https://www.lusid.com/docs/api/lusid/endpoints/transaction-portfolios/llms.txt)