ON Semiconductor will pay cash, not stock, to acquire Synaptics under a downsized agreement, according to a Wall Street Journal report — a material change to one of the more closely watched consolidation plays in analog and mixed-signal semiconductors.

The revision to an all-cash structure ends the earlier equity-based construction, and the word "downsized" attached to the deal signals that Synaptics shareholders will receive less than the terms contemplated when the transaction was first negotiated. The WSJ did not disclose the revised per-share price or total consideration in the report available to Chip Dispatch.

For ON Semiconductor — the Phoenix-based supplier of power management, silicon carbide and image-sensing chips — the pivot from stock to cash removes the dilution that equity consideration would have imposed on existing shareholders. It also shifts deal risk from Synaptics investors onto ON's balance sheet, where the company will need to fund the purchase from cash on hand or new debt.

What does the cash-for-stock swap change?

When an acquirer pays in shares, target investors keep exposure to the combined company's upside — and its downside. An all-cash deal at a reduced valuation locks in Synaptics holders at a fixed number, trading future participation for certainty.

The key variables to watch as terms are confirmed:

• The revised per-share price versus the original offer
• The implied total equity value of the transaction
• How ON plans to fund the cash component
• Any breakup fees or closing conditions attached to the renegotiated agreement

Neither company has publicly detailed the new figures in the material reviewed for this report.

Why the deal got smaller

Deal restructurings of this kind typically follow a decline in the acquirer's share price, a deterioration in the target's financials, or both. Because equity-funded semiconductor mergers are priced off the acquirer's stock at announcement, a slide in ON shares between signing and closing can leave the target's board reassessing the value of what was promised — and reopen negotiation.

Synaptics, headquartered in San Jose, supplies human-interface and edge-AI chips, including touch controllers, biometrics and wireless connectivity silicon, built on the Wi-Fi and Bluetooth product families it has expanded through prior acquisitions. For ON, the portfolio would deepen its reach into client-edge devices, complementing a business that today leans on automotive and industrial power and sensing.

Competitive and sector context

A completed combination would add another chapter to the consolidation of mid-cap analog and interface semiconductor suppliers, a segment where scale in process platforms, packaging and customer qualification increasingly determines pricing power. ON's core franchises — power discretes, SiC modules for electric vehicles, and CMOS image sensors — operate in cycles that only partially overlap with Synaptics' consumer- and IoT-weighted end markets, which is the standard strategic logic for diversification via M&A.

The cash structure also removes any dependency on ON's share price for closing, reducing one form of deal risk at the cost of balance-sheet flexibility.

Investors and competitors will now look to the definitive filings for the revised consideration and financing plan, which will determine whether the downsized, all-cash structure holds through to closing and how it reshapes the consolidation map among analog and edge-silicon suppliers.