How often is a SC 13D/A filed?

SC 13D/A filings are filed on an event-driven (within 10 days) cadence.

Who reads SC 13D/A filings?

SC 13D/A filings are primarily relevant to investors and analysts.

Where can I read SC 13D/A filings?

Every SC 13D/A filing is public and filed with the U.S. SEC through EDGAR. SecFilingDex indexes 160 recent SC 13D/A filings, each linking back to its original EDGAR source.

SEC form type

SC 13D/A· 5%+ activist stake

Name: SC 13D/A filings dataset
Creator: SecFilingDex
License: https://www.sec.gov/about/sec-website-policies/copyright

Disclosure of beneficial ownership above 5% with intent to influence company control.

Cadence: Event-driven (within 10 days)
Audience: investor

New to SC 13D/A? Read the plain-English explainer — what it is, who files it, and how to read one.

SC 13D/A explained →

Recent filings · 160 indexed

Frequently asked

What is a SC 13D/A filing?: Disclosure of beneficial ownership above 5% with intent to influence company control.
How often is a SC 13D/A filed?: SC 13D/A filings are filed on an event-driven (within 10 days) cadence.
Who reads SC 13D/A filings?: SC 13D/A filings are primarily relevant to investors and analysts.
Where can I read SC 13D/A filings?: Every SC 13D/A filing is public and filed with the U.S. SEC through EDGAR. SecFilingDex indexes 160 recent SC 13D/A filings, each linking back to its original EDGAR source.

Other form types

10-K 10-K/A 10-Q 10-Q/A 11-K 13F-HR 13F-HR/A 13F-NT 20-F 20-F/A 424B1 424B2 424B3 424B4 424B5 6-K 8-K 8-K/A DEF 14A DEFA14A Form 3 Form 3/A Form 4 Form 4/A Form 5 Form 5/A PRE 14A S-1 S-1/A SC 13D SC 13G SC 13G/A

Source: SEC EDGAR. SecFilingDex is independently operated and not affiliated with the U.S. Securities and Exchange Commission. EDGAR is the authoritative source for all filings.

Sister property: HoldLens — applied-analysis surface for tracked superinvestors. Where SecFilingDex catalogs every filing, HoldLens reads the SC 13D/A filings of 30 tracked managers on a −100..+100 ConvictionScore.