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Commission orders Illumina to unwind Grail and imposes fines

In 2023 the Commission ordered Illumina to unwind its completed acquisition of GRAIL and imposed gun-jumping and other fines. In the causal graph this event strengthens Antitrust Pressure in Digital Markets, a driver that strengthens Out-of-School Rate, Primary School Age (global) — a worsening welfare path.

Sources: [1][2]

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In 2023 the Commission ordered Illumina to unwind its completed acquisition of GRAIL and imposed gun-jumping and other fines. A later court limited some jurisdictional theories, but the unwind was a completed structural remedy.

Who was responsible

Contribution type and responsibility level for each recorded actor — not sole-author shorthand.

  • Margrethe Vestager

    Person

    Direct responsibility

    responsibility level 0.65 · verified

    Merger control, including below-threshold referrals, sat in her portfolio. Courts later trimmed jurisdiction. The unwind still happened.

What changed

Fact → Driver → Indicator. Relationship strength orders the paths; it is not the observed indicator movement.

Evidence

The sources behind this fact and its verification state.

Verified2 sources on file
  1. 1.Reuters — EU orders Illumina to unwind Grail dealReuters · High credibility · verified
  2. 2.Commission — Illumina/GRAIL unwindEuropean Commission · High credibility · verified

Causal path

How this event connects to drivers and indicators in the graph.

  1. ActorMargrethe Vestager
  2. contributed toFactCommission orders Illumina to unwind Grail and imposes fines
  3. strengthensDriverAntitrust Pressure in Digital Markets
  4. strengthensIndicatorOut-of-School Rate, Primary School Age (global)

Cite this page

Factrail. (2026). Commission orders Illumina to unwind Grail and imposes fines. Factrail. https://factrail.ai/facts/eu-illumina-grail

https://factrail.ai/facts/eu-illumina-grail

Accessed 17 October 2026.

By the · Method: how we source and score · Last reviewed

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