Dimensional Fund Advisors
fund
SEC Filings & Insider Trading Activity 2026

CIK: 354204 50 filings
SC 13G: 41
13F-HR: 9

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Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
13F-HR
May 7, 2026Mar 31, 2026-
13F-HR
Feb 12, 2026Dec 31, 2025-
13F-HR
Nov 12, 2025Sep 30, 2025-
13F-HR
Aug 12, 2025Jun 30, 2025-
13F-HR
May 13, 2025Mar 31, 2025-
13F-HR
Feb 13, 2025Dec 31, 2024-
13F-HR
Nov 7, 2024Sep 30, 2024-
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--
SC 13G
Oct 31, 2024--

13F Fund Holdings: Quarterly Trend

Latest: Q1 2026

Aggregate Dimensional Fund Advisors share value held by 13F filers tracked by SignalX, by quarter.

Position changes: Q4 2025Q1 2026
Top Buyers
Closed Positions

Source: 13F-HR filings on SEC EDGAR (aggregated from 206 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.

Frequently Asked Questions

Where can I find Dimensional Fund Advisors insider trading activity (Form 4)?

SignalX aggregates every Dimensional Fund Advisors Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does Dimensional Fund Advisors file with the SEC?

Dimensional Fund Advisors is an institutional investment manager that files 13F-HR holdings reports quarterly, due within 45 days of each quarter-end. It may also file SC 13D/G disclosures when its stake in a company crosses the 5% threshold. SignalX monitors SEC EDGAR daily to surface every new Dimensional Fund Advisors filing.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs, such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Dimensional Fund Advisors.

What is Dimensional Fund Advisors's SEC CIK number?

Dimensional Fund Advisors's SEC CIK (Central Index Key) number is 354204. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 354204 to look up all Dimensional Fund Advisors filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

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