Silicom wins $3M/yr FPGA SmartNIC deal

Silicom Ltd. reports a new Design Win for its FPGA SmartNIC with a European secure communications provider, targeting an anticipated annual deployment of approximately $3 million.

Rhea-AI Filing Summary

Silicom Ltd. reports a new Design Win for its FPGA SmartNIC with a European secure communications provider, targeting an anticipated annual deployment of approximately $3 million. The customer has already made initial commitments totaling about $1 million for customized cards to be delivered in the second half of 2026.

The selection followed testing of an off‑the‑shelf Silicom FPGA SmartNIC for advanced encryption, including Post Quantum Cryptography. Silicom and the customer are also discussing a higher-speed FPGA SmartNIC planned for 2028 and a potential full system solution, which could further increase revenue from this relationship.

Insights

Semiconductor & Networking Analyst

Silicom secures a multi-year, $3M/yr encryption customer design win.

Silicom has locked in a Design Win for an FPGA SmartNIC with a European secure communications provider, targeting approximately $3 million in annual deployments after customization work. An initial commitment of about $1 million is already in place for deliveries in the second half of 2026.

This win validates Silicom’s off-the-shelf FPGA SmartNIC performance for advanced encryption and Post Quantum Cryptography, and showcases its rapid customization capabilities. Design Wins in this space often translate into multi-year production revenue, though actual volumes depend on the customer’s product adoption and end-market demand.

The parties are also discussing a next-generation, higher-speed FPGA SmartNIC for a planned 2028 launch and a potential full system solution combining a server with an FPGA SmartNIC. These roadmap discussions suggest an expanding strategic relationship, but financial contribution beyond the stated commitments will depend on future execution and market conditions.

Key Figures

Anticipated annual deployment: approximately $3 million per year Initial customer commitment: approximately $1 million Planned next-gen launch year: 2028 +2 more

5 metrics

Anticipated annual deployment approximately $3 million per year Expected FPGA SmartNIC deployments for European secure communications customer

Initial customer commitment approximately $1 million Customization and product deliveries expected in the second half of 2026

Planned next-gen launch year 2028 Customer’s next-generation higher-speed FPGA SmartNIC roadmap

Form type Form 6-K Report of foreign private issuer for April 2026

Press release date April 15, 2026 Announcement of $3M/Yr FPGA Smart NIC Design Win

Key Terms

Design Win, FPGA SmartNIC, Post Quantum Cryptography, forward-looking statements, +1 more

5 terms

Design Win financial

"Silicom Awarded $3M/Yr FPGA Smart NIC Design Win by European Secure Communications Leader"

A design win is when a supplier’s component, technology, or software is selected to be built into a customer’s product during the design phase, meaning the supplier becomes part of the product’s future production. It matters to investors because a design win can lead to steady, predictable sales as the customer manufactures and ships units over time—similar to a parts supplier being chosen for a new car model—so wins signal potential revenue growth and stronger customer relationships.

FPGA SmartNIC technical

"The customer selected a Silicom FPGA SmartNIC following a successful evaluation"

An FPGA SmartNIC is a network adapter that contains a programmable chip (an FPGA) so the card can be customized to handle networking, security, or data-processing tasks directly on the network interface instead of the main server processor. For investors, it matters because these cards can raise performance, cut operating costs, and enable new services in data centers—think of adding a specialized assistant that takes routine work off a manager’s desk so the manager can focus on higher‑value tasks.

Post Quantum Cryptography technical

"required for its advanced encryption solutions including Post Quantum Cryptography"

Post quantum cryptography is a set of encryption methods designed to keep digital data and communications secure even if powerful quantum computers become capable of breaking today’s common codes. For investors, it’s like upgrading a bank vault before new tools arrive: companies that adopt or provide these protections reduce the risk of data breaches, regulatory penalties and business disruption, while laggards may face greater operational and reputational exposure.

forward-looking statements regulatory

"Statements in this press release which are not historical data are forward-looking statements"

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

secure communication solutions technical

"European provider of advanced encryption and secure communication solutions for organizations"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What contract did Silicom (SILC) announce in its latest 6-K filing?

Silicom announced a Design Win for its FPGA SmartNIC with a European secure communications provider. The engagement targets an anticipated annual deployment of approximately $3 million and starts with an initial commitment of about $1 million for customized cards delivered in the second half of 2026.

How much revenue could Silicom (SILC) expect from the new FPGA SmartNIC Design Win?

Silicom indicates an anticipated annual deployment of approximately $3 million from this Design Win once deployments scale. The customer has already made initial commitments totaling about $1 million, with product deliveries expected during the second half of 2026 as Silicom customizes the cards.

When will Silicom (SILC) start delivering products under the new $3M/Yr Design Win?

Silicom expects to deliver products tied to the customer’s initial $1 million commitment in the second half of 2026. These deliveries follow a customization phase in which Silicom adapts its FPGA SmartNIC card to the customer’s exact specifications for advanced encryption workloads.

What technologies are involved in Silicom’s new FPGA SmartNIC win with the European customer?

The Design Win centers on a Silicom FPGA SmartNIC supporting advanced encryption solutions, including Post Quantum Cryptography. The customer selected the card after evaluating an off-the-shelf product that demonstrated the needed performance, reliability, and rapid customization capabilities for high-security communications environments.

Are there future expansion opportunities from Silicom’s new secure communications customer?

Yes. Silicom and the customer are in discussions about a next-generation, higher-speed FPGA SmartNIC the customer plans to launch in 2028, and a potential full system solution combining a server with an FPGA SmartNIC, which could add meaningfully to Silicom’s revenues from this relationship.

What risks does Silicom (SILC) highlight alongside this new Design Win announcement?

Silicom notes general risks around dependence on a limited number of customers, market adoption of its solutions, competition, operational disruptions, geopolitical conflicts, inflation, interest rates, exchange-rate volatility, and global economic uncertainty, all of which may affect customer demand and the realization of forward-looking statements in the release.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/15/2026 - 08:15 AM EDT Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16

OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2026

Commission File Number 000-23288

   

SILICOM LTD.

(Translation of Registrant’s name into English)

14 Atir Yeda St., Kfar-Sava 4464323, Israel

(Address of Principal Executive Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒     Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):___

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):___

On April 15, 2026, the Registrant issued a press release: “Silicom Awarded $3M/Yr FPGA Smart NIC Design Win by European Secure Communications Leader”.

Attached hereto are the following exhibits:

Exhibit 99.1          Press Release

This Form 6-K, including all exhibits hereto, is hereby incorporated by reference into all effective registration statements filed by the registrant under the Securities Act of 1933.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	SILICOM LTD. (Registrant)
Date: April 15, 2026	By	/s/ Eran Gilad
	Eran Gilad
	Chief Financial Officer

Exhibit 99.1

Silicom Awarded $3M/Yr FPGA Smart NIC Design Win by

European Secure Communications Leader

– Initial commitment of ~$1M already in place;
discussions underway for next-generation platform and full system solution -

KFAR SAVA, Israel – April 15, 2026 – Silicom Ltd. (NASDAQ: SILC), a leading provider of networking and data infrastructure solutions, today announced that it has secured a Design Win with a European provider of advanced encryption and secure communication solutions for organizations requiring the highest level of protection for sensitive information. The customer selected a Silicom FPGA SmartNIC following a successful evaluation of one of Silicom’s off-the-shelf products, which demonstrated the performance and reliability required for its advanced encryption solutions including Post Quantum Cryptography. During the coming months Silicom will customize the card to meet the customer’s exact specifications, and expects to deliver the products per the customer’s initial $1 million commitment during the second half of 2026, as it scales toward an anticipated annual deployment of approximately $3 million.

As a first step, the customer has already placed commitments totalling approximately $1 million, reflecting the depth of its confidence in Silicom as a technology and product partner. Looking ahead, Silicom and the customer are already engaged in discussions about a next-generation, higher-speed FPGA Smart NIC that the customer plans to launch in 2028, as well as a potential full system solution that combines a server with an FPGA Smart NIC. These are opportunities that could further expand the partnership and add meaningfully to Silicom’s annual revenues from this customer.

“This encryption leader’s selection of Silicom reflects the excellent performance of our off-the-shelf products, which it tested thoroughly, and its appreciation for our exceptional rapid customization capabilities,” commented Liron Eizenman, Silicom’s CEO. “It confirms our reputation as a leading player in FPGA SmartNIC Techonlogy and a provider of unique encryption hardware acceleration solutions with backward compatibility and easy migration to PQC support.”

Mr. Eizenman continued, “We are gratified that this prestigious technology leader has come to us   in its quest for its next generation FPGA SmartNIC, and encouraged by ongoing discussions about additional offerings. This is a concrete demonstration of the trust with which this customer regards our company, confirming that our FPGA leadership continues to open doors with the world’s most demanding technology organizations.”

***

About Silicom

Silicom Ltd. is an industry-leading provider of high-performance networking and data infrastructure solutions.  Designed to optimize performance and efficiency in Cloud, Data Center and Edge environments, Silicom’s solutions increase throughput and minimize latency, serving as the infrastructure backbone for today’s most critical technologies. Our innovations empower high-demand workloads across Artificial Intelligence (AI) inference, SD-WAN, SASE, cyber security, fabric switching, NFV, and more.

Our comprehensive portfolio, including high-speed server adapters, advanced hardware offloading and acceleration engines, AI NICs, FPGA-based smart cards, Post Quantum Cryptography (PQC) hardware accelerators, white label switches and Edge CPEs, is used by Tier-1 customers throughout the world, including cloud players, service providers and OEMs, to enable their networks to scale efficiently. With engineering excellence, a strong financial position and a legacy of over 400 active Design Wins, Silicom serves as the "go-to" connectivity and performance partner for technology leaders around the globe, and drives the next generation of infrastructure.

For more information, please visit: www.silicom.co.il

Statements in this press release which are not historical data are forward-looking statements which involve known and unknown risks, uncertainties, or other factors not under the company's control, which may cause actual results, performance, or achievements of the company to be materially different from the results, performance, or other expectations implied by these forward-looking statements. These factors include, but are not limited to, Silicom’s increasing dependence for substantial revenue growth on a limited number of customers, the speed and extent to which Silicom's solutions are adopted by the relevant markets, difficulty in commercializing and marketing of Silicom’s products and services, maintaining and protecting brand recognition, protection of intellectual property, competition, disruptions to its manufacturing, sales & marketing, development and customer support activities, the impact of the wars in Gaza and in the Ukraine, attacks on shipping by Huthis in the Red Sea, rising inflation, rising interest rates and volatile exchange rates, as well as any continuing or new effects resulting from the COVID-19 pandemic, and  the global economic uncertainty, which may impact customer demand by encouraging them to exercise greater caution and selectivity with their short-term IT investment plans. The factors noted above are not exhaustive.

Further information about the company’s businesses, including information about factors that could materially affect Silicom’s results of operations and financial condition, are discussed in our Annual Report on Form 20-F and other documents filed by the Company and that may be subsequently filed by the company from time to time with the SEC. These forward-looking statements can generally be identified as such because the context of the statement will include words such as “expect,” “should,” “believe,” “anticipate” or words of similar import. Similarly, statements that describe future plans, objectives or goals are also forward-looking statements. In light of significant risks and uncertainties inherent in forward-looking statements, the inclusion of such statements should not be regarded as a representation by the company that it will achieve such forward-looking statements. The company disclaims any duty to update such statements, whether as a result of new information, future events, or otherwise.

Company Contact: Eran Gilad, CFO Silicom Ltd. Tel: +972-9-764-4555 E-mail: erang@silicom.co.il Investor Relations Contact: Ehud Helft EK Global Investor Relations Tel: +1 212 378 8040 E-mail: silicom@ekgir.com

Filing Exhibits & Attachments

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Press Releases

• EX-99.1 EXHIBIT 99.1 11.5 KB