Columbia University data breach settlement

US residents who were sent notice that their information was compromised in Columbia University's May 2025 cyberattack.

Key dates

Claim deadline

January 21, 2027

Opt-out (exclusion) deadline

Unknown; see official site

Objection deadline

Unknown; see official site

Final approval hearing

Unknown; see official site

What the settlement offers

No receipts needed for the cash option. The official site lists a cash payment (share of fund) that you can claim without documenting losses; with receipts you can instead claim up to $8,500. Amounts marked as estimates depend on how many people file.

• Up to $8,500 for documented losses
• Or a pro rata cash payment from what remains of the fund, plus two years of credit monitoring

Settlement fund: $16,125,000

Case details

Case

In re Columbia University Data Breach Litigation

Case number

1:25-cv-05541 (PKC)

Court

U.S. District Court for the Southern District of New York

Settlement administrator

Unknown; see official site

Official website

www.columbiauniversitydatasettlement.com

Breach notices for Columbia University

Columbia University (10 state notices)

The claim deadline was last confirmed on the official settlement website on October 29, 2026. Courts can change dates; the official site is always the final word. Breach Deadlines is not affiliated with this settlement, the court, the administrator or the company.