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Monumental Sports & Entertainment Data Breach

Monumental Sports & Entertainment reported a data breach between December 8 and 9, 2025, affecting 10,282 people. If you were impacted, you may be eligible to join a class action lawsuit for compensation. MSE is offering complimentary identity monitoring services to help protect affected individuals. Reach out to Class Action U for a free consultation today.

Monumental Sports & Entertainment
Date of Breach: December 9, 2025
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Who was affected:

Clients of Monumental Sports & Entertainment

Impacted Data:

Name

Contact information

Other unspecified sensitive data

Monumental Sports & Entertainment (MSE), a sports and entertainment company operating under Lincoln Holdings LLC, has reported a significant data breach affecting 10,282 individuals, including three residents from Maine. The breach, which occurred between December 8 and 9, 2025, involved unauthorized access to the company’s systems and resulted in the theft of sensitive personal information. If you were impacted by this breach, you may be eligible to participate in a class action lawsuit for compensation.

Monumental Sports & Entertainment’s Data Breach Investigation

On December 9, 2025, Monumental Sports & Entertainment detected unusual activity on its systems. After activating their incident response protocols, the company began investigating the incident. It was quickly determined that the breach occurred between December 8 and 9, 2025, when an external actor gained unauthorized access to the company’s systems and removed copies of certain data.

In response, MSE worked with external cybersecurity specialists and law enforcement to understand the scope of the breach and limit any further damage. On April 7, 2026, after conducting a thorough review, MSE confirmed that personal information had been exposed in the breach, though they had found no evidence of misuse or fraud linked to the stolen data.

As a precautionary measure, MSE has offered impacted individuals free identity monitoring services for 24 months, provided through Kroll. These services include credit monitoring, fraud consultation, and identity theft restoration, aimed at helping affected individuals protect their identity and mitigate any potential harm.

When Did This Breach Occur?

The breach occurred between December 8 and 9, 2025, when unauthorized access was gained to Monumental Sports & Entertainment’s systems. The breach was discovered on December 9, 2025, and a full investigation was completed by April 7, 2026.

What Information Was Breached?

The personal information that may have been exposed during the breach includes:

  • Name
  • Contact information
  • Other unspecified sensitive data

Although no evidence of fraudulent activity has been detected, the breach still poses a risk of potential identity theft or fraud. Those affected should remain vigilant and monitor their accounts closely.

What You Can Do

If you were affected by the Monumental Sports & Entertainment data breach, it is important to take the following steps to protect yourself:

  1. Enroll in identity monitoring services: MSE is offering free identity monitoring services for 24 months through Kroll. This includes credit monitoring, fraud consultation, and identity theft restoration.
  2. Monitor your credit reports: Regularly check your credit history and reports for any suspicious activity or errors.
  3. Watch your account statements: Review your bank and credit card statements for any unauthorized transactions or charges.
  4. Place fraud alerts or security freezes: Protect your credit by placing alerts or freezes to prevent further unauthorized access.
  5. Follow protective measures: MSE has provided guidance on additional steps you can take to protect yourself from identity theft and fraud.

If you need assistance or have questions about what to do next, consider reaching out to a legal professional. At Class Action U, we specialize in helping individuals impacted by data breaches and can connect you with attorneys who can help.

File a Data Breach Lawsuit Against Monumental Sports & Entertainment

If you received a notification about the Monumental Sports & Entertainment data breach, you may be eligible to file a lawsuit for compensation. Data breaches can have long-lasting effects on individuals, and you might be entitled to restitution for the distress caused by the theft of your personal information.

If you’re unsure about your legal options or how to proceed, Class Action U can connect you with experienced lawyers who specialize in data breach lawsuits. We can help you assess your situation and guide you through the process of filing a claim to seek compensation.

Contact us at Class Action U today for a free consultation. Fill out our [quick] [easy] [secure] form to get started. There’s no cost to reach out, and no obligation to take further action after speaking with our team.

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Other Data Breaches
Date of Breach: October 1 to October 9, 2025
Date of Breach: August 8, 2025
Date of Breach: Not Specified

Frequently Asked Questions

A data breach occurs when sensitive, confidential, or protected information is accessed, stolen, or disclosed without authorization. Data breaches often occur through phishing emails, malware, weak passwords, insider threats, or unsecured databases. Indicators of a data breach can include unexpected password resets, suspicious account activity, unauthorized transactions, or notifications from companies about compromised information.If you suspect your data has been compromised, you must take measures and act quickly. Change passwords, enable two-factor authentication, review your financial accounts for unusual activity and consider freezing your credit.

Once stolen, your personal information may be sold on the dark web or used for identity theft and financial fraud. In some cases, hackers use the data to extort companies or launch further attacks. Victims often face long-term risks, including damage to credit and privacy.

If you receive a data breach notification, don’t ignore it. Immediately change passwords for the affected account and any others that share credentials. Enroll in any free credit monitoring services offered and monitor financial statements closely.

To pursue a data breach claim, you’ll need documentation showing your information was compromised and proof of resulting harm, such as fraudulent charges, credit score damage, or identity theft reports. Notification letters, financial records, and communication with the breached company can help support your claim.

Yes. If a company fails to protect consumer data or delays notifying victims, it may be held liable under state and federal privacy laws. Many victims join class action lawsuits to recover financial losses and hold negligent organizations accountable.

Data breach settlements vary widely depending on the size of the breach, type of data compromised, and damages suffered by victims. Payouts may include cash compensation, identity theft protection, or reimbursement for losses. Many settlements range from a few hundred to several thousand dollars per person. A skilled data breach lawyer can guide victims through the complex legal process, ensuring their rights are protected. If you’ve received a data breach notification or believe your personal data was exposed, you may be eligible for compensation. Contact Class Action U to learn more about how to join a data breach lawsuit and understand the process of filing.