# Upsert Instrument Event Instructions `UpsertInstrumentEventInstructions` `POST /api/portfolios/{scope}/{code}/instrumenteventinstructions` - [OpenAPI fragment](https://www.lusid.com/docs/api/lusid/endpoints/portfolios/UpsertInstrumentEventInstructions.json) - [Rendered page](https://www.lusid.com/docs/api/lusid/endpoints/portfolios/UpsertInstrumentEventInstructions) Batch upsert for instrument event instructions, for the portfolio or individual holdings ## Referenced schemas - [InstrumentEventInstructionRequest](https://www.lusid.com/docs/api/lusid/schemas/InstrumentEventInstructionRequest.txt) - [InstrumentEventInstructionsResponse](https://www.lusid.com/docs/api/lusid/schemas/InstrumentEventInstructionsResponse.txt) [< Portfolios](https://www.lusid.com/docs/api/lusid/endpoints/portfolios/llms.txt)