Spot unusual filing activity
See which companies are filing more frequently than their own historical baseline.
SEC 8-K ACTIVITY, EXPLAINED AND COMPARED
Track the corporate events that companies must disclose.
Corporate Event Monitor organizes official SEC 8-K filings so you can detect unusual disclosure activity, understand the event being reported, compare company behavior, and verify every result at its original SEC source.
The research database contains 9,529 8-K and 8-K/A filings from 100 major U.S.-listed companies, covering the complete filing history of this fixed company panel from January 1, 2020 through Jul 24, 2026.
9,529 8-K filings100 companiesComplete panel history since 2020
Measure the market reaction
Compare each company's post-filing stock return with SPY over identical trading dates.
Compare companies
Explore differences in filing volume, event mix, and disclosure patterns.
Build a verified briefing
Download a focused report with direct links to every original SEC filing.
EVENTS WORTH CHECKING
High-attention disclosures in the latest 45 days
XOMJul 1, 2026
Listing Compliance Risk
Exxon Mobil • Items 1.01, 2.01, 3.01, 3.03, 5.02, 5.03, 9.01
Reaction pendingAutomated SEC item labelAttention 90
SPGIJul 2, 2026
Acquisition or Asset Sale
S&P Global Inc. • Items 1.01, 2.01, 8.01, 9.01
Reaction pendingAutomated SEC item labelAttention 78
HONJun 29, 2026
Acquisition or Asset Sale
HONEYWELL INTERNATIONAL INC • Items 1.01, 2.01, 2.02, 3.03, 5.02, 5.03, 7.01, 9.01
Reaction pendingAutomated SEC item labelAttention 78
VZJul 24, 2026
Leadership Change
VERIZON COMMUNICATIONS INC • Items 5.02
Reaction pendingAutomated SEC item labelAttention 74