# EDGAR Filing Document

**Accession Number:** 0000355437
**File Stem:** 0001752724-25-158705
**Filing Date:** 2025-6
**Character Count:** 6063
**Document Hash:** 600affc0ee87a3e887f3cf0014d240b9
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-158705.hdr.sgml**: 20250626

**ACCESSION NUMBER**: 0001752724-25-158705

**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:** 251078130

**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

### Global Small Company Portfolio (Series ID: S000055975)

| Class ID   | Class Name                 | Ticker Symbol   |
|:---|:---|:---|
| C000176269 | Institutional Class Shares |  |

## 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:** Global Small Company Portfolio

- **b. EDGAR series identifier (if any):** S000055975

- **c. LEI of Series:** 549300LV5BCK35AQXF59

**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:** $93941921.45

**Total Liabilities:** $31135.63

**Net Assets:** $93910785.82

**Cash Not Reported:** $272674.77

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000176269 | -3.16%               | -3.39%               | -0.27%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-18936.80               | $-3206074.60                               |
| Month 2  | $-69687.03               | $-3628766.53                               |
| Month 3  | $-3856.77                | $-1450035.82                               |

### 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 US Small Cap Portfolio | DFA U.S. Small Cap Portfolio            | CUSIP: 233203843<br>LEI: 54930002ZNZ4W0THTP70 | Long             | EC               | RF                | US        |   1317474 | NS      | $57599953.62  | 61.33%            |  |  |  | No            | 1                  | On Loan: No      |
| Dimensional Fund Advisors  | THE ASIA PACIFIC SMALL COMPANY SERIES   | CUSIP: 000000000<br>LEI: 549300CBGM4U9R4DEL16 | Long             | EC               | RF                | US        |     46626 | NS      | $2426904.23   | 2.58%             |  |  |  | No            | N/A                | On Loan: No      |
| Dimensional Fund Advisors  | THE CANADIAN SMALL COMPANY SERIES       | CUSIP: 000000000<br>LEI: 54930006OMTUF18TBS36 | Long             | EC               | RF                | US        |    136216 | NS      | $2744759.12   | 2.92%             |  |  |  | No            | N/A                | On Loan: No      |
| Dimensional Fund Advisors  | THE JAPANESE SMALL COMPANY SERIES       | CUSIP: 000000000<br>LEI: 549300XCLYJKZX2XQ177 | Long             | EC               | RF                | US        |    244442 | NS      | $6081718.29   | 6.48%             |  |  |  | No            | N/A                | On Loan: No      |
| Dimensional Fund Advisors  | THE UNITED KINGDOM SMALL COMPANY SERIES | CUSIP: 000000000<br>LEI: 549300FCYEDRJO2L0O02 | Long             | EC               | RF                | US        |     33327 | NS      | $3067788.82   | 3.27%             |  |  |  | No            | N/A                | On Loan: No      |
| Dimensional Fund Advisors  | THE EMERGING MARKETS SMALL CAP SERIES   | CUSIP: 000000000<br>LEI: 5493003AI5702G3MYM49 | Long             | EC               | RF                | US        |    104431 | NS      | $10744859.91  | 11.44%            |  |  |  | No            | N/A                | On Loan: No      |
| Dimensional Fund Advisors  | THE CONTINENTAL SMALL COMPANY SERIES    | CUSIP: 000000000<br>LEI: 549300TTGDINCXXSVF04 | Long             | EC               | RF                | US        |     73262 | NS      | $10974652.68  | 11.69%            |  |  |  | No            | N/A                | 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