01 / What it shows
A disclosure of selected reported holdings.
The SEC requires certain institutional investment managers that exercise discretion over at least $100 million in Section 13(f) securities to file Form 13F. The filing identifies securities on the SEC's official reportable-securities list and reports details such as the security, share amount, and value for the reporting period.
That list covers only specified securities. It primarily includes U.S.-exchange-traded stocks, exchange-traded funds, and closed-end funds; certain options, warrants, and convertible debt may also qualify. A Form 13F therefore does not describe every asset, account, or kind of exposure a manager may have.
02 / Timing matters
Separate the report date from the filing date.
A Form 13F reports relevant holdings as of the end of a calendar quarter. Filings are generally due within 45 days after quarter-end. This means a public filing can describe positions from weeks earlier, and markets or a manager's positions may have changed before the filing appears.
When reviewing a filing, note both the period it covers and when it was submitted. The filing date tells you when information became public; it does not turn an older period-end snapshot into a current view. Some information may also be withheld temporarily when the SEC grants confidential treatment.
03 / Limits of the record
A 13F is not a full portfolio or a trade blotter.
Form 13F covers reportable securities, not every investment or balance. For example, cash and securities outside the official list are not presented as a complete account record. Short positions are not reported on Form 13F and are not netted against reported long positions.
The filing does not show real-time positions, a manager's full portfolio, cost basis, the timing or rationale for transactions, or what the manager currently owns. A difference between two reports is only a difference between reported snapshots; on its own, it does not establish exactly what was traded or why.
04 / Use it as context
Useful for historical study, not imitation.
A filing can provide a dated source for studying what a manager disclosed in a particular period. It is most useful when its reporting period, filing date, amendments, and coverage limits are kept visible alongside the data.
The Institutional Holdings Monitor organizes public filings and filing dates for independent review. It does not reproduce any manager's portfolio or establish present positions, transaction intent, or a course of action.
Primary sources
SEC Form 13F guidance
Details summarized here are based on the SEC Division of Investment Management's Form 13F FAQs, including Questions 7–8, 25, 41, and 52. The filing-deadline guidance was updated March 6, 2026.