# EDGAR Filing Document

**Accession Number:** 0000355437
**File Stem:** 0001410368-25-040506
**Filing Date:** 2025-12
**Character Count:** 6208
**Document Hash:** 1e850a2771df0c05ba0871c109e97c2f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-25-040506.hdr.sgml**: 20251222

**ACCESSION NUMBER**: 0001410368-25-040506

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251031

**FILED AS OF DATE**: 20251222

**DATE AS OF CHANGE**: 20251222

**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:** 251590413

**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 2065 Target Date Retirement Income Fund (Series ID: S000067428)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000216791 | Institutional Class |  |

## 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 2065 Target Date Retirement Income Fund

- **b. EDGAR series identifier (if any):** S000067428

- **c. LEI of Series:** 549300FY6QFSJDE23508

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

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

- **b. Date as of which information is reported:** 2025-10-31

**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:** $41861521.27

**Total Liabilities:** $54030.57

**Net Assets:** $41807490.70

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000216791 | 2.78%                | 2.99%                | 1.59%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $145076.20               | $886867.66                                 |
| Month 2  | $-211.91                 | $986155.08                                 |
| Month 3  | $-312.55                 | $645982.67                                 |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| International Core Equity 2 Portfolio      | International Core Equity 2 Portfolio      | CUSIP: 233203371<br>LEI: 5493006PNAH8EX4MI695 | Long             | EC               | RF                | US        |    129241 | NS      | $2525365.94   | 6.04%             |  |  |  | No            |                  1 | On Loan: No      |
| DFA US Core Equity 1 Portfolio             | U.S. Core Equity 1 Portfolio               | CUSIP: 233203413<br>LEI: 549300HFCYX77UDJN369 | Long             | EC               | RF                | US        |    291256 | NS      | $14289014.80  | 34.18%            |  |  |  | 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        |    123481 | NS      | $3593291.48   | 8.59%             |  |  |  | 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        |    106979 | NS      | $1052669.04   | 2.52%             |  |  |  | No            |                  1 | On Loan: No      |
| DFA Large Cap International Portfolio      | Large Cap International Portfolio          | CUSIP: 233203868<br>LEI: 549300YQLH5F7D7ZFY39 | Long             | EC               | RF                | US        |    150757 | NS      | $5050342.95   | 12.08%            |  |  |  | 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        |    100478 | NS      | $1053008.30   | 2.52%             |  |  |  | No            |                  1 | On Loan: No      |
| DFA US Large Company Portfolio             | U.S. Large Company Portfolio               | CUSIP: 25434D823<br>LEI: 549300FK54SMFUX28R78 | Long             | EC               | RF                | US        |    314899 | NS      | $14296411.10  | 34.20%            |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-11-19

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

**Signature:** Randy Olson

**Name of Signer:** Randy Olson

**Title:** Vice President