Network-1 unit files patent suits over HFT FPGA tech

Network-1 Technologies, Inc., through its wholly owned subsidiary HFT Solutions, LLC, has initiated patent litigation in the U.S. District Court for the Western District of Texas against Optimer LLC and Optima Trading US LLC.

Accepted by SEC EDGAR 09/11/2025 - 04:29 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Network-1 Technologies, Inc., through its wholly owned subsidiary HFT Solutions, LLC, has initiated patent litigation in the U.S. District Court for the Western District of Texas against Optimer LLC and Optima Trading US LLC. The complaints allege infringement of three U.S. patents—10,931,286, 11,128,305, and 11,575,381, which are part of the HFT patent portfolio HFT acquired in March 2022.

The HFT patent portfolio covers technologies used in high-frequency trading systems that employ FPGA hardware, including clock domain management technology designed to deliver critical transaction latency gains where performance is measured in nanoseconds. Network-1 also furnished a press release dated September 10, 2025 as an exhibit to this report.

Insights

Intellectual property and litigation analyst

Network-1’s HFT unit has launched targeted patent suits tied to its FPGA trading portfolio.

Network-1 Technologies, via its subsidiary HFT Solutions, is using the HFT patent portfolio acquired in March 2022 to pursue alleged infringement by Optimer LLC and Optima Trading US LLC in the Western District of Texas. The patents-in-suit relate to FPGA-based technologies and clock domain management that the company describes as providing critical latency gains in high-frequency trading systems.

This move underscores a strategy of monetizing or enforcing intellectual property rather than focusing solely on operating businesses. Financial effects are not quantified in the disclosure, and outcomes in patent litigation can vary widely depending on claim construction, validity challenges, and potential resolutions. Subsequent company filings or disclosures may provide updates on case progress, any settlements, or court decisions.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

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

What legal action did Network-1 Technologies (NTIP) report in this 8-K?

Network-1 Technologies reported that its wholly owned subsidiary, HFT Solutions, LLC, has initiated patent litigation in the U.S. District Court for the Western District of Texas against Optimer LLC and Optima Trading US LLC for alleged infringement of certain patents.

Which patents are involved in Network-1 Technologies (NTIP) new litigation?

The litigation involves three U.S. patents: Patent No. 10,931,286, Patent No. 11,128,305, and Patent No. 11,575,381, collectively referred to as the Patents-in-Suit.

What technology does the HFT patent portfolio of Network-1 Technologies (NTIP) cover?

The HFT Patent Portfolio relates to technologies used by firms engaged in high-frequency trading that utilize FPGA hardware, including clock domain management technology intended to provide critical transaction latency gains where results may be measured in nanoseconds.

When did HFT Solutions, the Network-1 Technologies (NTIP) subsidiary, acquire the HFT patent portfolio?

HFT Solutions acquired the HFT Patent Portfolio in March 2022, and the patents asserted in this litigation are part of that portfolio.

Where is the Network-1 Technologies (NTIP) patent case being filed?

The patent litigation has been filed in the United States District Court for the Western District of Texas.

Did Network-1 Technologies (NTIP) provide any additional materials with this 8-K?

Yes. Network-1 included as an exhibit a press release dated September 10, 2025, and also referenced an Inline XBRL cover page data file as Exhibit 104.

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

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):          September 10, 2025      

NETWORK-1 TECHNOLOGIES, INC.

(Exact name of registrant as specified in its charter)

Delaware	001-15288	11-3027591
(State or Other Jurisdiction	(Commission	(I.R.S. Employer
of Incorporation)	File Number)	Identification No.)

65 Locust Avenue, Third Floor, New Canaan, Connecticut 06840

(Address of Principal Executive Offices) (Zip Code)

(203) 920-1055 

(Registrant’s telephone number, including area code)

N/A

(Former name or former address, if changed since last report)

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.01 per share	NTIP	NYSE American

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01 Other Events.

Network-1 Technologies, Inc. (“Network-1”) announced on September 10, 2025 that its wholly-owned subsidiary, HFT Solutions, LLC (“HFT”), has initiated patent litigation against Optimer US LLC and Optima Trading US LLC in the United States District Court for the Western District of Texas for infringement of U.S. Patent No. 10,931,286, U.S. Patent No. 11,128,305, and U.S. Patent No. 11,575,381 (collectively, the “Patents-in-Suit”). The Patents-in-Suit are part of the HFT patent portfolio acquired by HFT in March 2022 (the “HFT Patent Portfolio”). The HFT Patent Portfolio relates to, among other things, technologies used by firms engaged in high frequency trading activities that utilize field-programmable gate array (FPGA) hardware, including clock domain management technology that provides critical transaction latency gains in trading systems where the difference between success and failure may be measured in nanoseconds. 

Item 9.01 Financial Statements and Exhibits.

(d)      Exhibits

Exhibit No.		Description
99.1		Press Release dated September 10, 2025
104		Cover Page Interactive Data File (embedded within the inline XBRL document)

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SIGNATURE

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 hereunto duly authorized.

	NETWORK-1 TECHNOLOGIES, INC.
Dated:    September 11, 2025	By:	/s/ Corey M. Horowitz
		Name:   Corey M. Horowitz Title:     Chairman and Chief Executive Officer

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