Chemical
Wacker Chemie trims stake in Siltronic in €188 million accelerated share sale
Following the transaction, Wacker’s holding in Siltronic drops to roughly 24%
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By ICN Bureau | May 28, 2026
Wacker Chemie AG has sold 2.1 million shares of Siltronic AG at €89.35 per share, in a swift private placement aimed at qualified and international institutional investors. The deal represents about 7% of Siltronic’s share capital.
Following the transaction, Wacker’s holding in Siltronic drops to roughly 24%, although it remains the company’s largest shareholder. The sale generated gross proceeds of around €188 million.
The shares were placed through an accelerated bookbuilding process, underscoring strong institutional demand for the semiconductor materials company.
"We are very satisfied with the development of Siltronic AG and remain supportive of the company's strategy,” says WACKER CEO Christian Hartel.
"With proceeds from this transaction, we are strengthening our financial position and creating additional scope to invest in future growth. At the same time, WACKER remains the largest shareholder of Siltronic,” Hartel continues.
Wacker has also committed to a 90-day standstill period, agreeing not to dispose of additional Siltronic shares, subject to limited exemptions and waivers. Rothschild & Co acted as financial advisor on the transaction.
