# EDGAR Filing Document

**Accession Number:** 0001014913
**File Stem:** 0000894189-25-006914
**Filing Date:** 2025-9
**Character Count:** 4017
**Document Hash:** 1ee2a2a0d31df3ef8c66921cf2b5f8db
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000894189-25-006914.hdr.sgml**: 20250912

**ACCESSION NUMBER**: 0000894189-25-006914

**CONFORMED SUBMISSION TYPE**: 24F-2NT

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250912

**DATE AS OF CHANGE**: 20250912

**EFFECTIVENESS DATE**: 20250912

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FRONTIER FUNDS, INC.
- **CENTRAL INDEX KEY:** 0001014913

**ORGANIZATION NAME:**
- **EIN:** 364104131
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** 24F-2NT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-07305
- **FILM NUMBER:** 251310825

**BUSINESS ADDRESS:**
- **STREET 1:** U.S. BANCORP FUND SERVICES, LLC
- **STREET 2:** 615 EAST MICHIGAN STREET, THIRD FLOOR
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53202
- **BUSINESS PHONE:** 1-888-825-2100

**MAIL ADDRESS:**
- **STREET 1:** 400 SKOKIE BLVD
- **STREET 2:** SUITE 500
- **CITY:** NORTHBROOK
- **STATE:** IL
- **ZIP:** 60062

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FRONTEGRA FUNDS INC
- **DATE OF NAME CHANGE:** 19960520

## Series and Classes Contracts Data

### Frontier MFG Core Infrastructure Fund (Series ID: S000035417)

---

|  |  |  |
|:---|:---|:---|
| Class Name          | Ticker Symbol | Class ID   |
| Institutional Class | FMGIX         | C000108790 |
| Service Class       | FCIVX         | C000167328 |

---

### Frontier MFG Global Sustainable Fund (Series ID: S000063792)

---

|  |  |  |
|:---|:---|:---|
| Class Name                 | Ticker Symbol | Class ID   |
| Institutional Class Shares | FMSGX         | C000206680 |
| Service Class Shares       | FMSRX         | C000206681 |

---

## Series and Classes Contracts Data

### Frontier MFG Core Infrastructure Fund (Series ID: S000035417)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000108790 | Institutional Class | FMGIX           |
| C000167328 | Service Class       | FCIVX           |

### Frontier MFG Global Sustainable Fund (Series ID: S000063792)

| Class ID   | Class Name                 | Ticker Symbol   |
|:---|:---|:---|
| C000206680 | Institutional Class Shares | FMSGX           |
| C000206681 | Service Class Shares       | FMSRX           |

## FORM 24F-2NT: Annual Notice of Securities Sold Pursuant to Rule 24f-2

### 24F-2NT: Filer Information

**Filer CIK:** 0001014913

**Is this a LIVE or TEST Filing?:** LIVE

**Filer Investment Company Type:** N-1A

### 24F-2NT: Annual Filing Information

**1. Name and address of issuer:**

- **Name of Issuer:** FRONTIER FUNDS, INC.

- **Address:** 999 Oakmont Plaza Drive, Westmont, IL 60559

**2. The Name and EDGAR Identifier of each series or class of securities for which this Form is filed:**

- [ ] Check box if the Form is being filed for all series and classes of the issuer.

**3. Investment Company Act File Number:** 811-07685

   **Securities Act File Number:** 333-07305

**4(a). Last day of fiscal year for which this Form is filed:** 06/30/2025

**4(b). Check box if this Form is being filed late:** [ ]

**4(c). Check box if this is the last time the issuer will be filing this Form:** [ ]

**5. Calculation of registration fee:**

- **(i) Aggregate sale price of securities sold during the fiscal year:** $51673033.00

- **(ii) Aggregate price of securities redeemed or repurchased during the fiscal year:** $406884467.00

- **(iii) Aggregate price of securities redeemed or repurchased during any prior fiscal year:** $1820077183.00

- **(iv) Total available redemption credits [add Items 5(ii) and 5(iii)]:** $2226961650.00

- **(v) Net sales:** $0.00

- **(vi) Redemption credits available for use in future years:** $-2175288617.00

- **(vii) Multiplier for determining registration fee:** 0.0001531

- **(viii) Registration fee due:** $0.00

**Signatures**

**Name and Title:** Robert Lance Baker, Treasurer (Principal Financial Officer)

**Date:** 09/11/2025

**Signature:** /s/ Robert Lance Baker