onsemi has signed a definitive agreement to acquire Synaptics in an all‑stock transaction valued at $7 billion – the largest acquisition in onsemi’s history. Synaptics shareholders will receive 1.35 onsemi shares per Synaptics share , representing a 19% premium over the 10‑day VWAP.

The deal targets physical AI – on‑device, local AI compute for industrial and edge applications. onsemi sees Synaptics’ connectivity and compute platform as highly complementary to its automotive, energy, and industrial chip portfolio, creating a leader in the physical AI space.

onsemi estimates the acquisition will expand its addressable market by $30 billion by 2030** , reaching a total of **$243 billion. The combination also brings Synaptics’ human‑machine interface and robotics technologies into the fold.

In after‑hours trading, onsemi shares fell ~10%, while Synaptics rose over 10%.

ICgoodFind: onsemi’s $7B Synaptics buy fills the edge‑AI gap, positioning it for industrial and automotive physical AI growth.