---
schema_version: "secwatch.filing_event.v1"
accession: "0001110803-23-000085"
form_type: "8-K"
ticker: "ILMN"
cik: "0001110803"
company_name: "ILLUMINA, INC."
filed_at: "2023-11-09T23:59:59+00:00"
generated_at: "2026-06-08T06:04:54.261916+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Illumina Q3 GAAP loss $4.77/sh on $821M GRAIL impairment; cuts FY2023 guidance

## Summary
- Revenue $1.12B flat YoY; GAAP diluted loss per share $(4.77) includes $821M GRAIL goodwill impairment.
- Non-GAAP diluted EPS $0.33 vs $0.34 YoY; core Illumina revenue guided down 3-4% for FY2023.
- Shipped 97 NovaSeq X instruments in Q3; FY2023 placement target raised to 330-340 units.
- New CEO Jacob Thaysen started Sept 25; board special committee formed for GRAIL divestiture process.
- FY2023 non-GAAP diluted EPS guidance lowered to $0.60-$0.70 from prior $0.75-$0.90 (implied).

## SEC filing metadata
- accession: 0001110803-23-000085
- form_type: 8-K
- ticker: ILMN
- cik: 0001110803
- company_name: ILLUMINA, INC.
- filed_at: 2023-11-09T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1110803/000111080323000085/0001110803-23-000085-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1110803/000111080323000085/ilmn-20231109.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001110803-23-000085
- JSON: https://secwatch.observer/filing/0001110803-23-000085.json
- Plain text: https://secwatch.observer/filing/0001110803-23-000085.txt

## Key facts
- Earnings Releases
  ILLUMINA, INC. reported the third quarter ended October 1, 2023 results: revenue $1,119, net income $(754), EPS $0.33. Guidance lowered.
  - Period: the third quarter ended October 1, 2023
  - Revenue: $1,119
  - Net income: $(754)
  - EPS: $0.33
  - Guidance: lowered
  - Result: reported results
  source text: and drive stronger execution.” Third quarter consolidated results GAAP Non-GAAP (a) Dollars in millions, except per share amounts Q3 2023 Q3 2022 Q3 2023 Q3 2022 Revenue $ 1,119 $ 1,115 $ 1,119 $ 1,115 Gross margin 61.1 % 64.3 % 65.4 % 68.4 % Research and development (“R&D”) expense $ 315 $ 325 $ 312 $ 324 Selling, general and administrative (“SG&A”)
  evidence_url: https://www.sec.gov/Archives/edgar/data/1110803/000111080323000085/0001110803-23-000085-index.htm

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