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4,503 filed that day · 4 that mattered · Source: SEC EDGAR

The day in numbers

4,503filings
1828-Ks
435insider filings

Top stories

  • 4 new activist stakes (Schedule 13D) filed on Aug 31.

    How we counted

    SC 13D and SCHEDULE 13D filings, not amendments, accepted on 2026-08-31 (Eastern time). Shown when the count is at least 3.

New activist stakes (13D) (4)

Ranked by importance; times are when EDGAR accepted the filing, Eastern Time.

  1. LeonaBio LONA Schedule 13D

    Sermonix Pharmaceuticals reports a stake in LeonaBio

    Schedule 13D on EDGAR
  2. Southern Cross Acquisition II SCAT Schedule 13D

    Southern Cross Acquisition II Sponsor reports a stake in Southern Cross Acquisition II

    Schedule 13D on EDGAR
  3. Starfighters Space FJET Schedule 13D

    Richard William Svetkoff reports a stake in Starfighters Space

    Schedule 13D on EDGAR
  4. Etoiles Capital Group EFTY Schedule 13D

    Etoiles Zeneo Investment reports a stake in Etoiles Capital Group

    Schedule 13D on EDGAR

Picked by fixed rules from filings SEC Tracker has read: MAJOR filings, offerings, listing notices, new going-concern warnings, red-flag 8-K items (3.01 listing notices, 4.01 auditor changes and 4.02 restatements first, then 1.03, 2.04, 2.06, and 5.02 when the CEO or CFO leaves with no successor named) and new Schedule 13Ds. Each line is the filing's summary headline or fact line. Counts in the top stories are computed from stored data; no model writes them. Not affiliated with the U.S. SEC. Not investment advice.