# EDGAR Filing Document

**Accession Number:** 0000355437
**File Stem:** 0001410368-25-040413
**Filing Date:** 2025-12
**Character Count:** 5658
**Document Hash:** 4139cecd2d99e7e64bbbfd4cc5b0188d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-25-040413.hdr.sgml**: 20251222

**ACCESSION NUMBER**: 0001410368-25-040413

**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:** 251590310

**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

### DFA LTIP PORTFOLIO (Series ID: S000033394)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000102640 | 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:** DFA LTIP PORTFOLIO

- **b. EDGAR series identifier (if any):** S000033394

- **c. LEI of Series:** 5493002LL7DG39YNJG30

**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:** $412827593.62

**Total Liabilities:** $53337.60

**Net Assets:** $412774256.02

**Cash Not Reported:** $1202643.61

**Currency Risk Metrics (dv01):**

- 

**Credit Spread Risk - Investment Grade (dv01):**

- **3-Month:** 0.00000000 | **1-Year:** 0.00000000 | **5-Year:** 0.00000000 | **10-Year:** 0.00000000 | **30-Year:** 0.00000000

**Credit Spread Risk - Non-Investment Grade (dv01):**

- **3-Month:** 0.00000000 | **1-Year:** 0.00000000 | **5-Year:** 0.00000000 | **10-Year:** 0.00000000 | **30-Year:** 0.00000000

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000102640 | 0.00%                | 4.08%                | 1.87%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-386146.26              | $-2654513.68                               |
| Month 2  | $-5918914.48             | $20935218.06                               |
| Month 3  | $-3392881.81             | $8959540.53                                |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| United States Treasury | U.S. Treasury Inflation-Indexed Bonds | CUSIP: 912810SM1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        | 199788770 | PA      | $119833406.02 | 29.03%            | 2050-02-15      | Fixed         | 0.25%                 | No            |                  2 | On Loan: No      |
| United States Treasury | U.S. Treasury Inflation-Indexed Bonds | CUSIP: 912810SV1<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        | 212495967 | PA      | $119737016.92 | 29.01%            | 2051-02-15      | Fixed         | 0.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury | U.S. Treasury Inflation-Indexed Bonds | CUSIP: 912810TE8<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        | 216953245 | PA      | $119683884.89 | 28.99%            | 2052-02-15      | Fixed         | 0.13%                 | No            |                  2 | On Loan: No      |
| United States Treasury | U.S. Treasury Inflation-Indexed Bonds | CUSIP: 912810TP3<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |  64082419 | PA      | $51941727.14  | 12.58%            | 2053-02-15      | Fixed         | 1.50%                 | No            |                  2 | 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