2026 breach rule: Securities & Exchange Commission (SEC) Form 8-K Item 1.05 4-day file/not

SEC Form 8-K Item 1.05 requires filing within four business days of a materiality determination, not automatically upon a critical cyber alert. Independent technical note mirroring the canonical version: https://www.judgmentcallpodcast.com/2026/11/2026-breach-rule-securities-exchange-commission-sec-form-8-k-item-105-4-day-filenot/ Sources consulted: https://judgmentcallpodcast.com/author/alex-rivera https://judgmentcallpodcast.com/blog/why-we-fail-to-see-our-own-worst-judgments.php https://judgmentcallpodcast.com/blog/reclaiming-time-with-smart-item-locators.php https://judgmentcallpodcast.com/blog/when-to-quit-a-project-25000-kill-rule-vs-open-ended-fix.php

Authors

Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-11-06
DOI
https://doi.org/10.5281/zenodo.24007157
Primary Topic
Securities Regulation and Market Practices
Type
preprint
Controls
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2026 breach rule: Securities & Exchange Commission (SEC) Form 8-K Item 1.05 4-day file/not

Alex Rivera
2 links
Zenodo (CERN European Organization for Nuclear Research)
Securities Regulation and Market Practices
preprint

2026 breach rule: Securities & Exchange Commission (SEC) Form 8-K Item 1.05 4-day file/not

Alex Rivera
preprint en

Abstract

SEC Form 8-K Item 1.05 requires filing within four business days of a materiality determination, not automatically upon a critical cyber alert. Independent technical note mirroring the canonical version: https://www.judgmentcallpodcast.com/2026/11/2026-breach-rule-securities-exchange-commission-sec-form-8-k-item-105-4-day-filenot/ Sources consulted: https://judgmentcallpodcast.com/author/alex-rivera https://judgmentcallpodcast.com/blog/why-we-fail-to-see-our-own-worst-judgments.php https://judgmentcallpodcast.com/blog/reclaiming-time-with-smart-item-locators.php https://judgmentcallpodcast.com/blog/when-to-quit-a-project-25000-kill-rule-vs-open-ended-fix.php

Zenodo (CERN European Organization for Nuclear Research)
Securities Regulation and Market Practices
DOIOpen Access PDFOpenAlex
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2026 breach rule: Securities & Exchange Commission (SEC) Form 8-K Item 1.05 4-day file/not — Alex Rivera · Zenodo (CERN European Organization for Nuclear Research) (2026) | TGRS Research Map | TGRS