Synaptics Acquisition by ON Semiconductor: An All-Stock Deal Reshaping the Semiconductor Industry

Font: Financial Modeling Prep  • Jun 26, 2026

• Strategic Merger: Synaptics (NASDAQ: SYNA), a leader in human-machine interface solutions, is being acquired by ON Semiconductor Corp. (NASDAQ: ON) to combine AI and connectivity platforms, addressing demand for advanced AI solutions.
• All-Stock Transaction: The acquisition is valued at $7 billion and is an all-stock deal, meaning Synaptics shareholders will receive 1.350 shares of ON Semiconductor common stock for each SYNA share.
• Market and Legal Scrutiny: Following the announcement, Synaptics received a "Neutral" rating downgrade from Susquehanna, and the deal is under investigation by Halper Sadeh LLC regarding fair shareholder value, with Synaptics' stock price at $125.62 at the time of downgrade.

Synaptics (NASDAQ: SYNA) is a technology company that develops cutting-edge human-machine interface solutions, which help people interact with electronic devices. The company is currently in the process of being acquired by ON Semiconductor Corp. (NASDAQ: ON), a significant semiconductor industry acquisition. This strategic deal combines Synaptics' advanced AI and connectivity platforms with ON Semiconductor's portfolio to address the growing demand for advanced AI solutions.

The acquisition is structured as an all-stock deal with an enterprise value of $7 billion. An all-stock deal means that shareholders of the company being bought receive shares in the acquiring company instead of cash, impacting shareholder compensation. In this case, Synaptics shareholders will receive 1.350 shares of ON Semiconductor common stock for each share of SYNA they own.

Following the announcement, the analyst firm Susquehanna downgraded Synaptics from a Positive to a Neutral rating, reflecting a shift in stock market analysis. A neutral rating suggests that an analyst believes the stock will perform in line with the market. This analyst rating downgrade often occurs in an acquisition, as the stock's price becomes tied to the deal's value, limiting future upside.

The deal is also under review. As highlighted by Business Wire, the investor rights law firm Halper Sadeh LLC has started an investigation into the sale. The inquiry focuses on whether Synaptics secured a fair price for its shareholders. At the time of the downgrade, Synaptics’ stock price was $125.62.