Understanding your US Tiger Securities Inc. (“US Tiger”) (TradeUP Securities, Inc.) data breach notification letter
If a US Tiger Securities Inc. (“US Tiger”) (TradeUP Securities, Inc.) letter arrived in your mailbox, here is what it means, why you received it, and the free steps you can take right now.
Why you received this letter
US Tiger Securities Inc., operating under the brand TradeUP Securities, Inc., is a financial institution that provides brokerage services and investment platforms to individual investors. As a regulated financial firm, the company collects and maintains highly sensitive personal and financial information necessary to manage brokerage accounts, process trades, and comply with federal financial regulations. In 2026, the company officially reported a data security incident to the Washington Attorney General, confirming that unauthorized parties gained access to their systems. If you received a data breach notification letter from US Tiger, it indicates that your personal information was stored within their environment at the time of the incident and may have been compromised, necessitating immediate vigilance regarding your financial accounts and identity security.
What to do after the letter
Confirm the notice is genuine
A legitimate US Tiger Securities Inc. (“US Tiger”) (TradeUP Securities, Inc.) notice references the specific incident reported to the Washington Attorney General and describes which categories of your information were involved. Compare the letter against the public filing before acting on any links or phone numbers it contains.
Keep the letter — it is your proof of connection
The notification letter is the document that ties your personal information to this incident. Keep the original and photograph it. If you later request a case review, this letter is the strongest evidence that you were among the affected individuals.
Protect your accounts and credit
Depending on what was exposed, consider a free credit freeze with all three bureaus, new passwords for reused credentials, and monitoring of financial statements. These steps are free and do not require you to wait for anyone's permission.
Find out whether you have a claim
Whether the US Tiger Securities Inc. (“US Tiger”) (TradeUP Securities, Inc.) breach gives you a legal claim depends on the facts. A free, no-obligation case review will tell you where you stand — there is no cost and no commitment to find out.
This page summarizes a data breach reported to the Washington Attorney General for informational purposes and is attorney advertising. It does not create an attorney-client relationship. DataBreachLegalCenter.com does not provide legal advice through this page.