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# US firm Ciena acquires Italian photonics spinout PhotonPath, investors exit
- URL: https://sovereigntymonitor.eu/news/2026-09-11-ciena-acquires-photonpath/
- Published: 2026-09-11T12:00:00.000Z
- Updated: 2026-09-18T13:55:04.000Z
- Description: US network equipment maker Ciena acquires PhotonPath, a Politecnico di Milano spinout making integrated photonic chips and optical sensing modules, ending a EUR 8.3 million four-round backing by Italian and European investors.
- Author: Reidar Balstad
- Tags: Industry, investment and R&D, #news, #reported, #ai-drafted

Reported AI-drafted [Teleborsa.it, 11 September 2026](https://www.teleborsa.it/News/2026/09/11/photonpath-entra-in-ciena-exit-per-360-capital-join-capital-deep-ocean-levante-capital-brembo-e-cdp-61.html?ref=sovereigntymonitor.eu)

**What it does not test.** Does not establish the acquisition price, closing conditions, or whether PhotonPath's Milan production and R&D site will remain in Italy.

**How this item counts.** Towards dependence: it changes who owns. Binding 3 of 3 (in force or operating), scale 1 of 3 (small), Reported counts half: weight -1.5 of 36 possible. US firm acquires Italian photonics spinout, ownership exits Europe; single small firm. [European Sovereignty Index](https://sovereigntymonitor.eu/sovereignty-index/)

**How this item was made.** Drafted by an AI system (Claude (Anthropic)) from the source cited above and published under the editor’s responsibility without a person reading it first. [How the record is made](https://sovereigntymonitor.eu/method/#how-the-record-is-made)