Old National Bank Breach: Understand Your Claim for Exposed Data
If you received a data breach notification from Old National Bank, your personal information may have been compromised in an incident on August 14, 2025. This exposure could put your data at risk, and you might be entitled to financial compensation for the inconvenience and potential harm caused.
This breach is real, not a scam. Old National Bank (see 2025 Report for Marquis Software Solutions) officially reported it to the IN Attorney General on March 16, 2026.
Reviewed by David S. Harris, Esq., data breach and class action attorney (Florida Bar No. 0112739). Free consultation: 786-306-7278
Received a Old National Bank (see 2025 Report for Marquis Software Solutions) notification letter? Find out in minutes if you qualify for compensation.
Free case review- State
- IN
- Breach date
- August 14, 2025
- Reported
- March 16, 2026
Receiving a data breach notification letter from Old National Bank can be concerning. The bank reported an incident that occurred on August 14, 2025, which may have exposed personal information belonging to individuals like you. It's understandable to feel worried about what this could mean for your privacy and security.
This type of event means that unauthorized individuals might have gained access to your private details. While Old National Bank is investigating the specifics of what happened, the core issue remains: your personal information, which you entrusted to them, was involved in an unauthorized disclosure. This can lead to various complications and stress for those affected.
If you received a notification, it is crucial to carefully review the letter from Old National Bank for any specific advice they provide. Beyond that, remain vigilant. Monitor your financial statements and other important accounts for any suspicious activity. Be cautious of unexpected communications, especially those asking for personal details, as these could be phishing attempts trying to exploit the situation.
Many individuals affected by data breaches choose to explore their legal options. Depending on the specifics of the incident and how your information was handled, you may be eligible to pursue a claim for compensation. This could help recover costs associated with monitoring your data, as well as for the inconvenience and potential stress caused by the breach.
If you are wondering what your options are, a free case review can provide clarity. An attorney can help you understand the potential value of your claim and guide you through the process, with no upfront fees. You only pay if you recover compensation.
What to do if you were affected
These general steps can help limit the risk of identity theft and fraud after any data breach.
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.
Old National Bank data breach settlement, compensation and claim questions
- How much could a Old National Bank data breach settlement or claim be worth?
- There is no set amount, and no Old National Bank 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. Keep receipts and records; they're what damages claims are built on.
- Is there a Old National Bank 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 Old National Bank. 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.
- Can I sue Old National Bank over the data breach?
- It depends on what was exposed, the law in IN 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.
- Did Old National Bank offer free credit monitoring?
- Any free monitoring Old National Bank is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Signing up doesn't waive any legal rights you may have.
- Is the Old National Bank data breach letter legit or a scam?
- A notice from Old National Bank in the mail matches the breach Old National Bank reported to the IN Attorney General on March 16, 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 Old National Bank through a phone number or website you find yourself.
- Do I need a Old National Bank data breach lawyer or attorney?
- A data breach lawyer can tell you whether your situation supports a claim and what it may be worth. A review here is free, and law firms usually take these cases on contingency, so there is no upfront cost.
- Where can I see the official Old National Bank breach notice?
- Old National Bank's report is published by the IN Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#old-national-bank-see-2025-report-for-marquis-software-solut-2026 Compare it with the letter you received to confirm the dates and details match.
- What should I do after getting the Old National Bank 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: IN Attorney General filing
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