Private equity firm Advent International, through its indirect subsidiary ZI Zenith, has launched a public tender offer to acquire Swiss positioning chipmaker u-blox for CHF 135 per share, valuing the deal at around $1.3 billion. The offer represents a 53 percent premium over the company’s six-month average share price and has received unanimous backing from u-blox’s board, as well as support from management and its largest shareholder, SEO Master Fund LP.

Pending customary regulatory approvals, the transaction is expected to close within six months, after which u-blox will be delisted from the SIX Swiss Exchange.

“This transaction represents a highly attractive opportunity for our shareholders, customers and employees because it enables u-blox to pursue its long-term strategic objectives with greater flexibility, backed by a strong and experienced financial partner,” said André Müller, chairman of the board of u-blox, and Stephan Zizala, CEO of u-blox, in the company’s press release.

The announcement comes as u-blox sharpens its focus on navigation and positioning technologies following the divestiture of its cellular modules business earlier this year. The company has also reported narrowing losses, cutting its first-half loss before interest and tax to CHF 7.7 million from CHF 28 million a year earlier.

The acquisition underscores growing competition in the global positioning market, where rivals such as Qualcomm QCOM 2.12%↑ and Broadcom AVGO 2.05%↑ are expanding their presence with GNSS chipsets for smartphones, vehicles and industrial IoT applications. While Qualcomm has integrated advanced positioning capabilities into its Snapdragon platforms, and Broadcom has emphasized precision GNSS for high-end smartphones and automotive, u-blox has carved out a niche in low-power, high-reliability modules used in industrial, automotive and enterprise deployments.

Analysts say Advent’s backing could give u-blox the scale and capital needed to compete more aggressively against these larger players, particularly as demand grows for resilient navigation solutions in autonomous vehicles, logistics and critical infrastructure. The deal also highlights private equity’s increasing role in reshaping the semiconductor landscape, as investors seek to capitalize on strategic technologies underpinning connectivity and mobility.

Regulatory observers note that the deal could face close scrutiny in Europe, where u-blox supplies technology considered vital to secure navigation and positioning. Analysts note that u-blox’s expertise in GNSS receiver technology could directly strengthen the adoption and resilience of Galileo, especially as Europe seeks to reduce reliance on U.S. GPS and improve resilience against jamming and spoofing threats.

In the U.S., analysts say a review by the Committee on Foreign Investment in the United States (CFIUS) may also be required, given u-blox’s role as a supplier of GNSS and IoT solutions to American automotive, defense, and industrial customers. A CFIUS inquiry could extend the timeline of the acquisition and introduce conditions to protect sensitive customer relationships, underscoring how geopolitics increasingly shapes the semiconductor and positioning industries.