Miami International Holdings (NYSE: MIAX) wins dismissal in Nasdaq case
Rhea-AI Filing Summary
Miami International Holdings, Inc. reports that on July 20, 2026, the U.S. District Court for the District of New Jersey entered an Order of Dismissal With Prejudice, dismissing all claims for relief and counterclaims in its long-running litigation with Nasdaq, Inc. and their subsidiaries.
The parties have resolved all claims and counterclaims that have been or could have been asserted, and the company states it remains free to operate and modify exchanges and trading platforms and to license, commercialize, improve, utilize, implement, and sell its technology without any license or consent from Nasdaq regarding rights asserted in the case. The dispute began on September 1, 2017, was stayed in 2018 pending Patent Trial and Appeal Board proceedings, and in 2019 the PTAB invalidated six patents asserted by Nasdaq. The company filed its Answer and Counterclaims on August 31, 2021, and the stay was lifted in June 2022.
Positive
- All claims with Nasdaq dismissed with prejudice, with the court’s order resolving the litigation and the company stating it may operate and commercialize its exchanges and technology without Nasdaq licenses on the rights asserted in the case.
Negative
- None.
8-K Event Classification
Item 8.01 — Other Events
1 item
Item 8.01
Other Events
Other
Voluntary disclosure of events the company deems important to shareholders but not covered by other items.
Key Figures
Order of Dismissal date: July 20, 2026
Litigation initiation date: September 1, 2017
Patents invalidated by PTAB: six patents
+2 more
5 metrics
Order of Dismissal date
July 20, 2026
Date the U.S. District Court entered the Order of Dismissal With Prejudice
Litigation initiation date
September 1, 2017
Date Nasdaq filed the original action against the company
Patents invalidated by PTAB
six patents
Number of Nasdaq patents invalidated by the PTAB in 2019
Answer and Counterclaims filed
August 31, 2021
Date the company filed its Answer and Counterclaims against Nasdaq
Stay lifted in court
June 2022
Month and year when the stay in the court proceedings was lifted
Key Terms
Order of Dismissal With Prejudice, Patent Trial and Appeal Board, counterclaims, emerging growth company
4 terms
Order of Dismissal With Prejudice regulatory
"the Court entered an Order of Dismissal With Prejudice that dismisses all claims"
Patent Trial and Appeal Board regulatory
"pending the resolution of proceedings before the Patent Trial and Appeal Board"
The Patent Trial and Appeal Board is an administrative body that reviews and decides challenges to the validity of issued patents and hears appeals of patent office decisions. For investors, its rulings can make or break a company’s exclusive rights to a product or technology—similar to a referee overturning a game-winning call—affecting future revenue, legal costs, and the value of related securities.
counterclaims regulatory
"dismisses all claims for relief and counterclaims asserted in the previously disclosed litigation"
Counterclaims are allegations a defendant files back against the original plaintiff in response to a lawsuit, asserting that the other side also caused harm or owes compensation. For investors, counterclaims matter because they can extend litigation, increase potential costs and uncertainty, and alter a company's legal exposure and reputation—like a spat between two businesses that escalates into a longer, more expensive fight with financial consequences.
emerging growth company regulatory
"Emerging growth company"
An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.
AI-generated analysis. How Rhea-AI works. Not financial advice.
FAQ
What did Miami International Holdings (MIAX) disclose about its litigation with Nasdaq?
Miami International Holdings disclosed that on July 20, 2026, the U.S. District Court entered an Order of Dismissal With Prejudice in its litigation with Nasdaq. The order dismisses all claims and counterclaims between the parties that were or could have been asserted in the case.
What does the dismissal with prejudice mean for Miami International Holdings (MIAX)?
The dismissal with prejudice means all claims and counterclaims in the Nasdaq dispute are permanently resolved. The company states it remains free to operate and modify exchanges, create new trading platforms, and commercialize its technology without needing Nasdaq’s license or consent for rights asserted in the litigation.
When did the Nasdaq litigation against Miami International Holdings (MIAX) begin and how did it develop?
The litigation began on September 1, 2017, when Nasdaq filed an action in the U.S. District Court. It was stayed in 2018 for Patent Trial and Appeal Board proceedings, saw six patents invalidated in 2019, and resumed after the company filed Answer and Counterclaims on August 31, 2021.
What role did the Patent Trial and Appeal Board play in the MIAX–Nasdaq dispute?
The Patent Trial and Appeal Board (PTAB) proceedings led to the invalidation of six patents asserted by Nasdaq against Miami International Holdings. Because of these PTAB proceedings, the court litigation was temporarily stayed in December 2018 and later resumed after those patent issues were resolved.
Does Miami International Holdings (MIAX) need a Nasdaq license to operate its exchanges and technology?
According to the company’s disclosure, it remains free to operate without any license or consent from Nasdaq regarding rights asserted in the litigation. It may operate and modify existing exchanges, create new platforms, and license or sell its technology without infringing those asserted Nasdaq rights.