DataBreachInformation.com
Investigation OpenCA AG filing · March 11, 2026

OSI Systems Reports California Data Breach to State Regulators

OSI Systems, Inc. has reported a data breach to California authorities involving personal information. The incident, which occurred in late 2025, is currently under investigation, impacting an unspecified number of individuals.

State
CA
Breach date
December 23, 2025
Reported
March 11, 2026

OSI Systems, Inc. filed a notice with California regulators concerning a data security incident that took place on December 23, 2025. This report was officially submitted on March 11, 2026, as required for such security events affecting residents.

The public records indicate that personal information was involved in this breach. However, the specific types of data exposed and the exact nature of the security incident have not been detailed in the available filing information.

At the time of the filing, the incident was still under investigation. This means OSI Systems, Inc. is working to understand the full scope of the breach, including how it occurred and precisely whose information may have been compromised.

Individuals who receive a direct notification from OSI Systems, Inc. should carefully review that communication for specific advice tailored to their situation. In general, it is advisable to remain vigilant for any unusual activity across your online and financial accounts.

Considering the unspecified nature of the exposed data, general protective measures include monitoring credit reports, reviewing account statements for unauthorized transactions, and being cautious of unsolicited communications that request personal details. Staying informed and promptly responding to any official outreach from OSI Systems, Inc. is crucial for those potentially affected by this security incident.

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.

What to know about the OSI Systems, Inc. data breach

Where can I see the official OSI Systems, Inc. breach notice?
OSI Systems, Inc.'s report is published by the CA Attorney General: https://oag.ca.gov/privacy/databreach/list#osi-systems-inc--2026-03-11 Compare it with the letter you received to confirm the dates and details match.
What should I do after getting the OSI Systems, 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.
Is the OSI Systems, Inc. data breach letter legit or a scam?
A notice from OSI Systems, Inc. in the mail matches the breach OSI Systems, Inc. reported to the CA Attorney General on March 11, 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 OSI Systems, Inc. through a phone number or website you find yourself.
Did OSI Systems, Inc. offer free credit monitoring?
Check your letter from OSI Systems, Inc.. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Enrolling does not give up your right to bring a claim.
Can I sue OSI Systems, Inc. over the data breach?
It depends on what was exposed, the law in CA 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.
Is there a OSI Systems, 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 OSI Systems, 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.
How much could a OSI Systems, Inc. data breach settlement or claim be worth?
There is no set amount, and no OSI Systems, 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. Keep receipts and records; they're what damages claims are built on.
Do I need a OSI Systems, 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.

Source: CA Attorney General filing

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