# On Monday, markets began the week on a defensive footing following the announcement of a possible blockade of the Strait of Hormuz by the US.

*business · news · 2026-04-13 · MarketScreener*

## Key points

- US-Iran talks in Pakistan ended without agreement, escalating tensions over the Strait of Hormuz.
- Donald Trump announced intentions to block the Strait of Hormuz and target Tehran-linked vessels.
- Norges Bank Investment Management will use its 2.4% MPS stake to support PLT Energia's board list.
- Plenitude completed acquisition of 100% of Acea Energia and 50% of Umbria Energy, gaining 1.2 million customers.
- Seco and Hitachi Energy signed a multi-year agreement to integrate Clea into Energy Connect platform.

**Companies:** Eni, Leonardo, Saipem, Banca Monte dei Paschi di Siena, Banco BPM, Mediobanca, Anima Holding, Stellantis, Moncler, Berenberg, GVS, BFF Bank, De' Longhi, Softlab, Seco, Hitachi Energy, Siav, Atacod Srl, Destination Italia
**Countries:** United States, Iran, Pakistan, Italy, Norway

[Read the full story on MarketScreener](https://www.marketscreener.com/news/european-markets-lower-leonardo-leads-the-mib-ce7e50d9d08dfe26)

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