Nucor said it recently identified a cybersecurity incident involving unauthorized third-party access to certain information technology systems it uses, according to Form 8-K Item 1.05.

1. 01

   Nucor said it recently identified a cybersecurity incident involving unauthorized third-party access to certain information technology systems it uses, according to Form 8-K Item 1.05.

2. 02

   The company said that after detecting the incident, it activated its incident response plan and proactively took potentially affected systems offline, along with other containment and remediation steps.

3. 03

   Nucor said it is investigating the incident with outside cybersecurity experts and has notified federal law enforcement authorities. It said the investigation is ongoing and that it will continue to monitor the timing and materiality of the incident.

4. 04

   As a precaution, the company said it temporarily and proactively halted some production operations at several locations, and that as of the filing date it was in the process of restarting the affected operations.

Analysis scope · Filing bodyWe analyzed the filing body and confirmed exhibits. This is not a review of other exhibits, investor presentations or the full earnings call.

AI summarized the filing and translated the summary into English; it may differ from the original. For reference only, not investment advice. AI translated the published Korean report into English. Figures are copied as filed, not recalculated.

Original filing

The filing as submitted to SEC EDGAR. You can check the figures and statements of this summary against it.