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MonitoringIndiana AG filing · September 24, 2026

Ladenburg Thalmann & Co Inc Reports 2026 Data Incident in Indiana

Ladenburg Thalmann & Co Inc, an Indiana-based entity, formally reported a data breach incident to regulators. This event, which impacted personal information, was discovered to have occurred in February 2026. Individuals potentially affected should monitor their accounts for unusual activity.

State
Indiana
Breach date
February 28, 2026
Reported
September 24, 2026

What may have been exposed

  • Full Name
  • Social Security Number
  • Date of Birth
  • Financial Account Number
  • Routing Number
  • Investment and Transaction History
  • Mailing Address
  • Tax Identification Information

Ladenburg Thalmann & Co Inc, operating in Indiana, has officially disclosed a data breach event. The incident, which involved the compromise of personal information, took place on February 28, 2026. The company completed its public filing regarding this matter on September 24, 2026.

The specific nature of the breach that led to the exposure of data was not detailed in the publicly available records. However, the company confirmed that personal information was reported as being involved in this security incident.

The regulatory filing does not provide a figure for the total number of individuals whose data may have been impacted. As of the latest update, the investigation status is listed as 'monitoring,' indicating that the company is continuing to oversee the situation.

For those who may be affected, it is advisable to exercise caution and monitor your personal accounts. Regularly review financial statements and other account activities for any unfamiliar transactions or unauthorized access. Consider enabling multi-factor authentication where available for added security.

These facts are based on official public disclosures submitted by Ladenburg Thalmann & Co Inc to regulatory authorities. Such filings are made to ensure transparency regarding incidents that involve the potential exposure of personal data.

What to do if you were affected

Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.

  • Freeze your credit

    Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.

  • Guard against tax fraud

    File your tax return as early as possible and consider requesting an IRS Identity Protection PIN so no one can file a fraudulent return in your name.

  • Watch your financial accounts

    Review bank and card statements for unfamiliar activity and turn on transaction alerts. Report anything you don't recognize to your bank right away.

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Ladenburg Thalmann & Co Inc breach filing: questions and answers

Where can I see the official Ladenburg Thalmann & Co Inc breach notice?
Ladenburg Thalmann & Co Inc's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#ladenburg-thalmann-co-inc-2026 Compare it with the letter you received to confirm the dates and details match.
How many people were affected by the Ladenburg Thalmann & Co Inc data breach, and what was exposed?
The filing does not give a count of affected people and lists the following information as involved: Full Name, Social Security Number, Date of Birth, Financial Account Number, Routing Number, Investment and Transaction History, Mailing Address, Tax Identification Information. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Is there a Ladenburg Thalmann & Co Inc data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Ladenburg Thalmann & Co Inc. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
Is the Ladenburg Thalmann & Co Inc data breach letter legit or a scam?
A notice from Ladenburg Thalmann & Co Inc in the mail matches the breach Ladenburg Thalmann & Co Inc reported to the Indiana Attorney General on September 24, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Ladenburg Thalmann & Co Inc through a phone number or website you find yourself.
Can I sue Ladenburg Thalmann & Co Inc over the data breach?
It depends on what was exposed, the law in Indiana and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
How much could a Ladenburg Thalmann & Co Inc data breach settlement or claim be worth?
There is no set amount, and no Ladenburg Thalmann & Co Inc settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Full Name, Social Security Number, Date of Birth as involved. Keep receipts and records; they're what damages claims are built on.
Did Ladenburg Thalmann & Co Inc offer free credit monitoring?
Any free monitoring Ladenburg Thalmann & Co Inc is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Enrolling does not give up your right to bring a claim.
Do I need a Ladenburg Thalmann & Co Inc data breach lawyer or attorney?
An attorney can read your notice and tell you whether a claim makes sense. A case review here is free, and data breach cases are usually handled on contingency, so there is no upfront cost.
What should I do after getting the Ladenburg Thalmann & Co Inc data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.

Source: Indiana Attorney General filing

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