Aryn Sands
Owner of File13F
Aryn owns File13F and processes Form 13F filing data. Articles published under her byline explain filing preparation and operational topics for institutional investment managers.
Editorial Approach
Regulatory explanations should be checked against the current SEC source and the facts of the manager’s filing. Updated articles identify their review date and primary sources. Site content is informational, not legal or investment advice, and is not SEC-approved.
Selected Guides
- When a new Form 13F filer must start
- Form 13F XML and value-reporting errors
- SEC-listed Form 13F filing deadlines
- Investment discretion and voting authority
For service questions or a correction to an article, contact File13F.
Profile updated October 19, 2026.