Synaptics to Be Acquired in $7 Billion All-Stock Deal with 19% Premium
SYNA•On Semiconductor will acquire Synaptics in a $7 billion all-stock transaction at an exchange ratio of 1.350 On Semiconductor shares per Synaptics share, implying a 19% premium to 10-day VWAP. The deal, expected to close in mid-2027 pending approvals, grants Synaptics shareholders about 12% of the combined company and sent Synaptics shares up over 10% post-announcement.
1. Transaction Structure and Valuation
On Semiconductor agreed to acquire Synaptics in an all-stock deal valued at approximately $7 billion. Synaptics shareholders will receive 1.350 On Semiconductor shares per Synaptics share, reflecting a 19% premium to the 10-day volume-weighted average closing prices.
2. Ownership and Approvals
Upon closing, Synaptics shareholders will own roughly 12% of the combined company on a fully diluted basis. The boards of both companies have unanimously approved the merger, which is expected to close in mid-2027, subject to Synaptics shareholder and regulatory approvals.
3. Strategic Rationale
The deal targets the emerging physical AI market by combining Synaptics’ Astra edge-compute platform, neural processing units and wireless connectivity with On Semiconductor’s strengths in power, sensing and automotive and industrial markets. The combined entity projects $200 million in annual synergies and accretion to non-GAAP EPS within 18 months of closing.
4. Market Reaction
Synaptics shares jumped over 10% in extended trading following the announcement, reflecting investor approval of the premium and strategic fit. On Semiconductor shares dipped by as much as 10% in reaction to the dilution and deal cost.





