---
schema_version: "secwatch.filing_event.v1"
accession: "0000097745-23-000065"
form_type: "8-K"
ticker: "TMO"
cik: "0000097745"
company_name: "THERMO FISHER SCIENTIFIC INC."
filed_at: "2023-10-25T23:59:59+00:00"
generated_at: "2026-06-09T13:07:22.904934+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Thermo Fisher Q3 revenue $10.57B (-1% YoY); GAAP EPS $4.42 (+17%); acquires Olink for ~$3.1B

## Summary
- Revenue $10.57B, down 1% YoY; core organic revenue grew 1%; COVID testing revenue $0.05B.
- GAAP diluted EPS $4.42 (+17% YoY); adjusted EPS $5.69 (+12% YoY).
- GAAP operating margin 17.6% (up 160 bps); adjusted operating margin 24.2% (up 200 bps).
- Full-year 2023 guidance revised: revenue $42.7B, core organic growth 1%, adjusted EPS $21.50.
- Announced agreement to acquire Olink (OLK) for ~$3.1B net; expected close post-quarter.

## SEC filing metadata
- accession: 0000097745-23-000065
- form_type: 8-K
- ticker: TMO
- cik: 0000097745
- company_name: THERMO FISHER SCIENTIFIC INC.
- filed_at: 2023-10-25T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- 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/97745/000009774523000065/0000097745-23-000065-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/97745/000009774523000065/tmo-20231025.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000097745-23-000065
- JSON: https://secwatch.observer/filing/0000097745-23-000065.json
- Plain text: https://secwatch.observer/filing/0000097745-23-000065.txt

## Key facts
- Earnings Releases
  THERMO FISHER SCIENTIFIC INC. reported the fiscal quarter ended September 30, 2023 results: revenue $10.57 billion, EPS $4.42. Guidance lowered.
  - Period: the fiscal quarter ended September 30, 2023
  - Revenue: $10.57 billion
  - EPS: $4.42
  - Guidance: lowered
  - Result: reported results
  source text: world leader in serving science, today reported its financial results for the third quarter ended September 30, 2023. Third Quarter 2023 Highlights • Third quarter revenue was $10.57 billion, 1% lower versus the same quarter last year. Core organic revenue growth was 1%. • Third quarter GAAP diluted earnings per share (EPS) was $4.42, 17% higher versus the same
  evidence_url: https://www.sec.gov/Archives/edgar/data/97745/000009774523000065/0000097745-23-000065-index.htm

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