SEC Section 16 Reporting Software
Insider Forms 3, 4, and 5 for officers, directors, and major holders,
combining EDGAR submission, advanced insights, and ownership tracking.
What Is Section 16?
Whether you’re preparing your first Form 3 or managing ongoing Form 4 transaction updates, our team ensures fast, compliant, and secure SEC filing services tailored to Section 16 obligations.
Why Accurate Section 16 Filings Matter
Company insiders face strict deadlines for reporting trades and holdings. Failure to comply can result in SEC enforcement actions, investor scrutiny, or trading limitations.
Our services help you:
Maintain full SEC filing services compliance
Avoid penalties for missed or late ownership filings
Use our automated software solution to make the process much easier
Insider/Ownership Forms We Support
We also support all other SEC form types, along with Form ID setup and EDGARNext onboarding for new filers.
- Form 3 – Initial Statement of Beneficial Ownership
- Form 4 – Statement of Changes in Beneficial Ownership
- Form 5 – Annual Statement of Ownership Changes
- Form 144 – Notice of Proposed Sale of Securities under Rule 144
- Schedule 13G – Statements of Beneficial Ownership of Securities
What We Offer
Web-Based Filing Platform
Our intuitive, web-based solution empowers insiders, attorneys, and filing agents to create, manage, and submit Forms 3, 4, and 5 directly to the SEC without third-party delays.
- Access your dashboard 24/7 from anywhere
- Self-manage filings with complete visibility and control
- Securely archive and re-use past forms for future submissions
Time-Saving Automation
Streamline your ownership filings with smart tools built for speed and accuracy.
- Auto-populate filer profiles and ownership tables from SEC data
- Import saved footnotes using your personal footnote library
- Easily manage EDGAR codes, filer relationships, and transaction history
Compliance & Accuracy
Built-in checks and guidance help ensure every form meets SEC standards.
- Field-level validation and form-specific compliance tips
- Submit test and live filings directly through our platform
- Optional proofing workflows and multi-party review support
Custom Tagging & Organization
Organize filings with precision and improve internal tracking.
- Add custom tags to footnotes, filers, and holding rows
- Filter and sort filings using personalized categorization
- Track form status, relationships, and submission history at a glance
Flexible Communication Tools
Collaborate with legal teams, executives, or compliance officers—seamlessly.
- Email filing proofs and SEC confirmation notices to multiple recipients
- Export draft forms with notes and annotations for review
- View real-time filing status directly from your dashboard
SEC Insider Credential Assistance
- EDGAR account creation support for new insiders
- Credential renewal, CIK linking, and access code assistance
Our Filing Process
Form Setup
Start a new Form 3, 4, or 5 using pre-filled company and insider data
Relationship Mapping
Select relationships from your Entities library
Transaction Entry
Input trades or pull from stored footnotes and holdings
Signature Management
Add digital signatures with timestamping
Proof Generation
Email annotated drafts to stakeholders
Test & Live Filing
Validate and transmit directly to EDGAR filing
Get Started With Your Section 16 Filing
Southridge Services is here to help you meet every insider filing requirement with speed, accuracy, and full SEC filing services compliance.
Why Work With Southridge?
20+ Years of insider EDGAR filing experience
Trusted by hundreds of legal teams and reporting insiders
Personalized support from expert EDGAR filing agents
Learn more about Section 16 Filing
Late filings can result in monetary fines, reputational damage, and SEC enforcement actions. Companies must disclose late filings in their proxy statements, which can negatively impact investor confidence.
- Missing the tight 2-business-day deadline for Form 4
- Incorrect transaction codes for purchases, sales, or grants
- Misreporting indirect holdings or derivative securities
- Using outdated EDGAR access codes
- Failing to amend filings when errors are found
- Track insider transactions in real time
- Maintain accurate EDGAR codes for each reporting owner
- Verify transaction codes against SEC rules
- Ensure filings are submitted within required deadlines
- Review filings for accuracy before submission
- Disclose late filings in annual proxy statements if applicable
- Form 3: Initial statement of beneficial ownership, filed when an insider first acquires company securities.
- Form 4: Reports changes in ownership, due within 2 business days of a transaction.
- Form 5: Annual filing for transactions exempt from Form 4 or to correct earlier reporting omissions.