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SEC Filings

Plain-English SEC filing guides for retail traders: Form 4, 8-K, 10-K, 13D, and more.

What is SEC Form 5 annual insider summary filing

What Is SEC Form 5?

SEC Form 5 is the annual insider filing that catches exempt transactions not reported on Form 4. Learn what it contains and why traders care.

By Blake M. 23 Apr 2026
What is SEC Form 3 insider baseline filing

What Is SEC Form 3?

SEC Form 3 is the initial insider ownership filing. Learn who files it, when it is due, and how traders use it as context for Form 4 transactions.

By Blake M. 23 Apr 2026
What Is Form 6-K?

What Is Form 6-K?

Learn what Form 6-K is, who files it, how it differs from Form 8-K, and why traders follow foreign issuer disclosures filed with the SEC.

By Blake M. 22 Apr 2026
What Is Form S-3?

What Is Form S-3?

Learn what Form S-3 is, which issuers can use it, how it supports shelf registrations and follow-on offerings, and why traders watch it for capital raises and dilution risk.

By Blake M. 22 Apr 2026
What Is Form S-1?

What Is Form S-1?

Learn what Form S-1 is, when companies file it, what it contains, and why traders and investors read S-1 filings before an IPO.

By Blake M. 22 Apr 2026
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