# EDGAR Filing Document

**Accession Number:** 0000355437
**File Stem:** 0001752724-25-158707
**Filing Date:** 2025-6
**Character Count:** 6691
**Document Hash:** 830e6a5ae637bf9aa3d080119e250b33
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-158707.hdr.sgml**: 20250626

**ACCESSION NUMBER**: 0001752724-25-158707

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250430

**FILED AS OF DATE**: 20250626

**DATE AS OF CHANGE**: 20250626

**PERIOD START**: 20251031

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** DFA INVESTMENT DIMENSIONS GROUP INC
- **CENTRAL INDEX KEY:** 0000355437

**ORGANIZATION NAME:**
- **EIN:** 363129984
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-03258
- **FILM NUMBER:** 251078136

**BUSINESS ADDRESS:**
- **STREET 1:** 6300 BEE CAVE ROAD
- **STREET 2:** BUILDING ONE
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78746
- **BUSINESS PHONE:** (512) 306-7400

**MAIL ADDRESS:**
- **STREET 1:** 6300 BEE CAVE ROAD
- **STREET 2:** BUILDING ONE
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78746

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** DFA SMALL CO FUND INC
- **DATE OF NAME CHANGE:** 19830621

## Series and Classes Contracts Data

### Dimensional 2070 Target Date Retirement Income Fund (Series ID: S000089405)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000255934 | Institutional Class | DFARX           |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** DFA INVESTMENT DIMENSIONS GROUP INC

- **b. Investment Company Act file number:** 811-03258

- **c. CIK number of Registrant:** 0000355437

- **d. LEI of Registrant:** 549300XGRTBJCE41BD26

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 6300 BEE CAVE ROAD

  - **City:** AUSTIN

  - **State:** TX

  - **Foreign country:** US

  - **Zip / Postal Code:** 78746

  - **Telephone number:** 512-306-7400

**Item A.2. Information about the Series.**

- **a. Name of Series:** Dimensional 2070 Target Date Retirement Income Fund

- **b. EDGAR series identifier (if any):** S000089405

- **c. LEI of Series:** 254900WHL9YF0WOF7J95

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2025-10-31

- **b. Date as of which information is reported:** 2025-04-30

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $10665.38

**Total Liabilities:** $824.42

**Net Assets:** $9840.96

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000255934 | -0.58%               | -3.81%               | -0.10%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $0.00                    | $-64.66                                    |
| Month 2  | $0.00                    | $-415.32                                   |
| Month 3  | $-53.83                  | $39.96                                     |

### Schedule of Portfolio Investments

| Name                                       | Title                                                      | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| DFA Large Cap International Portfolio      | DFA Large Cap International Portfolio                      | CUSIP: 233203868<br>LEI: 549300YQLH5F7D7ZFY39 | Long             | EC               | RF                | US        |        43 | NS      | $1279.09      | 13.00%            |  |  |  | No            |                  1 | On Loan: No      |
| DFA US Large Company Portfolio             | DFA U.S. Large Company Portfolio                           | CUSIP: 25434D823<br>LEI: 549300FK54SMFUX28R78 | Long             | EC               | RF                | US        |        86 | NS      | $3194.66      | 32.46%            |  |  |  | No            |                  1 | On Loan: No      |
| International Core Equity 2 Portfolio      | International Core Equity 2 Portfolio                      | CUSIP: 233203371<br>LEI: 5493006PNAH8EX4MI695 | Long             | EC               | RF                | US        |        40 | NS      | $679.73       | 6.91%             |  |  |  | No            |                  1 | On Loan: No      |
| DFA US Core Equity 1 Portfolio             | DFA U.S. Core Equity 1 Portfolio                           | CUSIP: 233203413<br>LEI: 549300HFCYX77UDJN369 | Long             | EC               | RF                | US        |        81 | NS      | $3283.32      | 33.36%            |  |  |  | No            |                  1 | On Loan: No      |
| DFA Short-Term Extended Quality Portfolio  | DFA Short-Term Extended Quality Portfolio                  | CUSIP: 23320G521<br>LEI: 549300UKO8H5DQFJFW90 | Long             | EC               | RF                | US        |        26 | NS      | $268.33       | 2.73%             |  |  |  | No            |                  1 | On Loan: No      |
| State Street Global Advisors               | State Street Institutional US Government Money Market Fund | CUSIP: 857492706<br>LEI: 549300BZ5TGIFZUZDZ37 | Long             | STIV             | RF                | US        |       579 | NS      | $578.61       | 5.88%             |  |  |  | No            |                  1 | On Loan: No      |
| Emerging Markets Core Equity 2 Portfolio   | Emerging Markets Core Equity 2 Portfolio                   | CUSIP: 233203421<br>LEI: 549300JF8HO6EL9ROR31 | Long             | EC               | RF                | US        |        36 | NS      | $859.83       | 8.74%             |  |  |  | No            |                  1 | On Loan: No      |
| DFA Two-Year Global Fixed Income Portfolio | DFA Two-Year Global Fixed Income Portfolio                 | CUSIP: 233203645<br>LEI: 549300PFM0BC0V0V1O39 | Long             | EC               | RF                | US        |        27 | NS      | $268.24       | 2.73%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-05-16

**Name of Applicant:** DFA INVESTMENT DIMENSIONS GROUP INC

**Signature:** Randy Olson

**Name of Signer:** Randy Olson

**Title:** Vice President