---
schema_version: "secwatch.filing_event.v1"
accession: "0001110803-23-000088"
form_type: "8-K/A"
ticker: "ILMN"
cik: "0001110803"
company_name: "ILLUMINA, INC."
filed_at: "2023-11-13T23:59:59+00:00"
generated_at: "2026-06-08T04:37:07.467562+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Illumina incurs $54M impairment charge for i3 campus exit; Foster City charges pending

## Summary
- Incurred ~$54M in right-of-use asset and leasehold impairment charges in 2023 for exiting i3 campus in San Diego.
- As of Oct 1, 2023, Foster City campus assets total ~$182M; expects charges from partial exit but cannot yet estimate.
- Charges related to real estate footprint reduction will be excluded from non-GAAP financial metrics.

## SEC filing metadata
- accession: 0001110803-23-000088
- form_type: 8-K/A
- ticker: ILMN
- cik: 0001110803
- company_name: ILLUMINA, INC.
- filed_at: 2023-11-13T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.05
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1110803/000111080323000088/0001110803-23-000088-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1110803/000111080323000088/ilmn-20230621.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001110803-23-000088
- JSON: https://secwatch.observer/filing/0001110803-23-000088.json
- Plain text: https://secwatch.observer/filing/0001110803-23-000088.txt

## Key facts
- Restructurings & Charges
  ILLUMINA, INC. announced a impairment with charges of approximately $54 million affecting i3 campus in San Diego, California.
  - Type: impairment
  - Charge: approximately $54 million
  - Affected area: i3 campus in San Diego, California
  source text: the Company incurred right-of-use asset and leasehold improvement impairment charges of approximately $54 million in 2023 related to the exit of its i3 campus in San Diego, California.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1110803/000111080323000088/0001110803-23-000088-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.