# Upsert portfolio details

`UpsertPortfolioDetails`

`POST /api/transactionportfolios/{scope}/{code}/details`

- [OpenAPI fragment](https://www.lusid.com/docs/api/lusid/endpoints/transaction-portfolios/UpsertPortfolioDetails.json)
- [Rendered page](https://www.lusid.com/docs/api/lusid/endpoints/transaction-portfolios/UpsertPortfolioDetails)

Create or update certain details for a particular transaction portfolio. The details are updated if they already exist, and inserted if they do not.
            
Note that not all elements of a transaction portfolio definition are
modifiable once it has been created due to the potential implications for data already stored.

## Referenced schemas

- [CreatePortfolioDetails](https://www.lusid.com/docs/api/lusid/schemas/CreatePortfolioDetails.txt)
- [PortfolioDetails](https://www.lusid.com/docs/api/lusid/schemas/PortfolioDetails.txt)

[< Transaction Portfolios](https://www.lusid.com/docs/api/lusid/endpoints/transaction-portfolios/llms.txt)