# EDGAR Filing Document

**Accession Number:** 0000030126
**File Stem:** 0000894189-26-008062
**Filing Date:** 2026-3
**Character Count:** 5990
**Document Hash:** 475d3912674e17ec735614f2562a5ae8
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000894189-26-008062.hdr.sgml**: 20260319

**ACCESSION NUMBER**: 0000894189-26-008062

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

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260319

**DATE AS OF CHANGE**: 20260319

**EFFECTIVENESS DATE**: 20260319

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** RMB INVESTORS TRUST
- **CENTRAL INDEX KEY:** 0000030126

**ORGANIZATION NAME:**
- **EIN:** 133536115
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 24F-2NT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-17226
- **FILM NUMBER:** 26774009

**BUSINESS ADDRESS:**
- **STREET 1:** ONE NORTH WACKER DRIVE
- **STREET 2:** SUITE 3500
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606
- **BUSINESS PHONE:** 8008743863

**MAIL ADDRESS:**
- **STREET 1:** ONE NORTH WACKER DRIVE
- **STREET 2:** SUITE 3500
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BURNHAM INVESTORS TRUST
- **DATE OF NAME CHANGE:** 20000327

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** DREXEL BURNHAM FUND
- **DATE OF NAME CHANGE:** 19890706

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** DREXEL EQUITY FUND INC
- **DATE OF NAME CHANGE:** 19751208

## Series and Classes Contracts Data

### RMB Fund (Series ID: S000002997)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class A    | RMBHX         | C000008242 |
| Class C    | RMBJX         | C000008244 |
| Class I    | RMBGX         | C000082356 |

---

### RMB Mendon Financial Services Fund (Series ID: S000002998)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class A    | RMBKX         | C000008245 |
| Class C    | RMBNX         | C000008247 |
| Class I    | RMBLX         | C000082357 |

---

### RMB International Fund (Series ID: S000060194)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class I    | RMBTX         | C000197003 |

---

### RMB Small Cap Fund (Series ID: S000065670)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class I    | RMBBX         | C000212437 |

---

### RMB SMID Cap Fund (Series ID: S000065671)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class I    | RMBMX         | C000212439 |

---

### RMB Quality Intermediate Core Fund (Series ID: S000094873)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class I    | RMBQX         | C000263451 |

---

### RMB Quality Intermediate Tax-Exempt Municipal Fund (Series ID: S000094874)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class I    | RMBVX         | C000263453 |

---

## Series and Classes Contracts Data

### RMB Fund (Series ID: S000002997)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000008242 | Class A      | RMBHX           |
| C000008244 | Class C      | RMBJX           |
| C000082356 | Class I      | RMBGX           |

### RMB Mendon Financial Services Fund (Series ID: S000002998)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000008245 | Class A      | RMBKX           |
| C000008247 | Class C      | RMBNX           |
| C000082357 | Class I      | RMBLX           |

### RMB International Fund (Series ID: S000060194)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000197003 | Class I      | RMBTX           |

### RMB Small Cap Fund (Series ID: S000065670)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000212437 | Class I      | RMBBX           |

### RMB SMID Cap Fund (Series ID: S000065671)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000212439 | Class I      | RMBMX           |

### RMB Quality Intermediate Core Fund (Series ID: S000094873)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000263451 | Class I      | RMBQX           |

### RMB Quality Intermediate Tax-Exempt Municipal Fund (Series ID: S000094874)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000263453 | Class I      | RMBVX           |

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

### 24F-2NT: Filer Information

**Filer CIK:** 0000030126

**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:** RMB INVESTORS TRUST

- **Address:** ONE NORTH WACKER DRIVE SUITE 3500, CHICAGO, IL 60606

**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:** 811-00994

   **Securities Act File Number:** 002-17226

**4(a). Last day of fiscal year for which this Form is filed:** 12/31/2025

**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:** $545353866.00

- **(ii) Aggregate price of securities redeemed or repurchased during the fiscal year:** $202244258.00

- **(iii) Aggregate price of securities redeemed or repurchased during any prior fiscal year:** $1819046588.00

- **(iv) Total available redemption credits [add Items 5(ii) and 5(iii)]:** $2021290846.00

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

- **(vi) Redemption credits available for use in future years:** $-1475936980.00

- **(vii) Multiplier for determining registration fee:** 0.0001381

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

**Signatures**

**Name and Title:** Maher A. Harb, Chief Financial Officer and Treasurer

**Date:** 03/19/2026

**Signature:** /s/ Maher A. Harb