# EDGAR Filing Document

**Accession Number:** 0000856341
**File Stem:** 0001104659-25-087521
**Filing Date:** 2025-9
**Character Count:** 12488
**Document Hash:** b68f763e1866984c04ad49a19402bf09
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-087521.hdr.sgml**: 20250905

**ACCESSION NUMBER**: 0001104659-25-087521

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 13

**FILED AS OF DATE**: 20250905

**DATE AS OF CHANGE**: 20250904

**EFFECTIVENESS DATE**: 20250905

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AUL AMERICAN UNIT TRUST
- **CENTRAL INDEX KEY:** 0000856341

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-31375
- **FILM NUMBER:** 251294429

**BUSINESS ADDRESS:**
- **STREET 1:** PO BOX 6148
- **CITY:** INDIANAPOLIS
- **STATE:** IN
- **ZIP:** 46206-6148
- **BUSINESS PHONE:** 317-285-1213

**MAIL ADDRESS:**
- **STREET 1:** PO BOX 6148
- **CITY:** INDIANAPOLIS
- **STATE:** IN
- **ZIP:** 46206-6148

## Series and Classes Contracts Data

### AUL AMERICAN UNIT TRUST (Series ID: S000012187)

---

|  |  |
|:---|:---|
| Class Name              | Class ID   |
| AUL AMERICAN UNIT TRUST | C000033246 |

---

## Series and Classes Contracts Data

### AUL AMERICAN UNIT TRUST (Series ID: S000012187)

| Class ID   | Class Name              | Ticker Symbol   |
|:---|:---|:---|
| C000033246 | AUL AMERICAN UNIT TRUST |  |

?xml version='1.0' encoding='ASCII'?

&nbsp;&nbsp;&nbsp;&nbsp;**SUPPLEMENT DATED SEPTEMBER 5, 2025 TO THE PROSPECTUS DATED MAY 1, 2025 FOR AUL AMERICAN UNIT TRUST**

*This supplement amends certain information in the above-referenced prospectus:*

1.) The Appendix: Funds Available Under the Contract to the Prospectus is revised to add the following Funds:

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | | **Average Annual Total Returns <br>(as of 12/31/24)** | **Average Annual Total Returns <br>(as of 12/31/24)** | **Average Annual Total Returns <br>(as of 12/31/24)** |
| **Fund Identifier –<br>internal use only** | **Fund Identifier –<br>internal use only** | **Asset Class** | **Fund Name and Investment Adviser/Sub-Adviser** | **Current<br>Expenses** | **1 year** | **5 year** | **10 year** |
| 6-77 | Y | Mid Cap Growth | **Fidelity Growth Strategies K6: Class Retirement**<br> Investment Adviser: Fidelity Management & Research Company LLC<br>FMR Investment Management (U.K.) Limited; Fidelity Management & <br>Research (Japan) Limited; Fidelity Management & Research (HK) Ltd | 0.45 | 26.89 | 12.44 | N/A |
| 6-79 | C | World Stock | **JHancock Global Environmental Opps R6: Class Retirement**<br> Investment Adviser: John Hancock Investment Management LLC<br>Pictet Asset Management SA | 0.85<br> \* | 3.52 | N/A | N/A |
| 6-79 | W | Mgd Asset Allocation | **BlackRock LifePath<sup>®</sup> Index 2070 K: Class Retirement**<br> Investment Adviser: BlackRock Fund Advisors | 0.09<br> \* | N/A | N/A | N/A |
| 6-79 | X | Mgd Asset Allocation | **State Street Target Retirement 2070 K: Class Other**<br> Investment Adviser: SSIM Funds Management Inc | 0.09<br> \* | N/A | N/A | N/A |
| 6-79 | Y | Specialty | **PGIM US Real Estate R6: Class Retirement**<br> Investment Adviser: PGIM Investments LLC<br>PGIM Real Estate; PGIM Real Estate (UK) Limited | 1.01 | 13.14 | 6.09 | N/A |
| 6-7 | C4 | Mgd Asset Allocation | **PGIM Target Date 2065 R6: Class Retirement**<br> Investment Adviser: PGIM Investments LLC <br>PGIM DC Solutions LLC | 0.25<br> \* | 14.39 | 9.08 | N/A |
| 6-7 | C6 | Mgd Asset Allocation | **PGIM Target Date 2070 R6: Class Retirement**<br> Investment Adviser: PGIM Investments LLC<br>PGIM DC Solutions LLC | 0.25<br> \* | N/A | N/A | N/A |
| 6-7 | C7 | Mgd Asset Allocation | **PIMCO Realpath Blend 2070 Institutional: Class Inst**<br> Investment Adviser: PIMCO | 0.15<br> \* | N/A | N/A | N/A |
| 6-7 | CC | Large Cap Value | **American Beacon Large Cap Value R6: Class Retirement**<br> Investment Adviser: American Beacon Advisors Inc<br>Barrow Hanley Mewhinney & Strauss LLC; Hotchkis and Wiley <br>Capital Mgmt LLC; Massachusetts Financial Services Company | 0.62 | 15.24 | 10.39 | N/A |

---

\* The net annual expense ratios of these Funds reflect temporary fee reductions currently in place due to expense reimbursement or fee waiver arrangements currently being offered by the managing Funds. Upon the expiration of the temporary fee reductions, the annual expenses of these Funds may increase from the amounts disclosed in the table above. Please see the respective Fund's prospectus for additional information.

------

&nbsp;&nbsp;&nbsp;&nbsp;**SUPPLEMENT DATED SEPTEMBER 5, 2025 TO THE PROSPECTUS DATED MAY 1, 2025 FOR AUL AMERICAN UNIT TRUST (continued)**

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | | **Average Annual Total Returns <br>(as of 12/31/24)** | **Average Annual Total Returns <br>(as of 12/31/24)** | **Average Annual Total Returns <br>(as of 12/31/24)** |
| **Fund Identifier –<br>internal use only** | **Fund Identifier –<br>internal use only** | **Asset Class** | **Fund Name and Investment Adviser/Sub-Adviser** | **Current<br>Expenses** | **1 year** | **5 year** | **10 year** |
| 6-7 | CM | Short Term Bond | **Baird Short-Term Bond Investor: Class Inv**<br> Investment Adviser: Robert W. Baird & Co. Incorporated | 0.55 | 4.73 | 1.84 | 1.87 |
| 6-7 | CN | Large Cap Value | **Fidelity Advisor<sup>®</sup> Equity Dividend Inc M: Class M**<br> Investment Adviser: Fidelity Management & Research Company LLC<br>FMR Investment Management (U.K.) Limited; Fidelity Management & <br>Research (Japan) Limited; Fidelity Management & Research (HK) Ltd | 1.08 | N/A | N/A | N/A |
| 6-7 | F3 | Large Cap Growth | **Invesco American Franchise R6: Class Retirement**<br> Investment Adviser: Invesco Advisers, Inc. | 0.63 | 35.19 | 16.16 | 14.46 |
| 6-7 | F4 | Mgd Asset Allocation | **T. Rowe Price Retirement 2070 Advisor: Class Adv**<br> Investment Adviser: T. Rowe Price Associates, Inc. | 0.89 | N/A | N/A | N/A |
| 6-7 | F6 | Mgd Asset Allocation | **T. Rowe Price Retirement 2070 R: Class Retirement**<br> Investment Adviser: T. Rowe Price Associates, Inc. | 1.14 | N/A | N/A | N/A |
| 6-7 | F7 | Mgd Asset Allocation | **T. Rowe Price Retirement 2070 I: Class Inst**<br> Investment Adviser: T. Rowe Price Associates, Inc. | 0.46 | N/A | N/A | N/A |
| 6-7 | FC | Large Cap Blend | **Fidelity Advisor<sup>®</sup> Dividend Growth M: Class M**<br> Investment Adviser: Fidelity Management & Research Company LLC<br>FMR Investment Management (U.K.) Limited; Fidelity Management & <br>Research (Japan) Limited; Fidelity Management & Research (HK) Ltd | 1.31 | N/A | N/A | N/A |
| 6-7 | FF | Specialty | **Franklin Gold and Precious Metals Adv: Class Adv**<br> Investment Adviser: Franklin Advisers, Inc. | 0.67 | 17.83 | 5.13 | 6.88 |
| 6-7 | FG | Intermediate Term Bond | **MassMutual Core Bond I: Class Inst**<br> Investment Adviser: MML Investment Advisers, LLC<br>Barings LLC; Baring International Investment Ltd | 0.34<br> \* | 3.87 | 0.56 | 1.83 |
| 6-76 | P | World Stock | **Fidelity Advisor<sup>®</sup> Global EquityInc Z: Class Inst**<br> Investment Adviser: Fidelity Management & Research Company LLC<br>FMR Investment Management (U.K.) Limited; Fidelity Management & <br>Research (Japan) Limited; Fidelity Management & Research (Hong Kong) <br>Ltd; FIL Investment Advisors (FIA); FIL Investment Advisors (UK) Ltd | 0.82 | N/A | N/A | N/A |

---

\* The net annual expense ratios of these Funds reflect temporary fee reductions currently in place due to expense reimbursement or fee waiver arrangements currently being offered by the managing Funds. Upon the expiration of the temporary fee reductions, the annual expenses of these Funds may increase from the amounts disclosed in the table above. Please see the respective Fund's prospectus for additional information.

------

&nbsp;&nbsp;&nbsp;&nbsp;**SUPPLEMENT DATED SEPTEMBER 5, 2025 TO THE PROSPECTUS DATED MAY 1, 2025 FOR AUL AMERICAN UNIT TRUST (continued)**

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | | **Average Annual Total Returns <br>(as of 12/31/24)** | **Average Annual Total Returns <br>(as of 12/31/24)** | **Average Annual Total Returns <br>(as of 12/31/24)** |
| **Fund Identifier –<br>internal use only** | **Fund Identifier –<br>internal use only** | **Asset Class** | **Fund Name and Investment Adviser/Sub-Adviser** | **Current<br>Expenses** | **1 year** | **5 year** | **10 year** |
| 6-77 | M | Large Cap Blend | **Fidelity Advisor<sup>®</sup> Growth & Income M: Class M**<br> Investment Adviser: Fidelity Management & Research Company LLC<br>FMR Investment Management (U.K.) Limited; Fidelity Management & <br>Research (Japan) Limited; Fidelity Management & Research (HK) Ltd | 1.08 | N/A | N/A | N/A |
| 6-77 | N | Mgd Asset Allocation | **Fidelity Freedom Blend 2070 K6: Class Retirement**<br> Investment Adviser: FMR Inc | 0.27 | N/A | N/A | N/A |
| 6-77 | P | Mgd Asset Allocation | **Fidelity Advisor Freedom 2070 K6: Class Retirement**<br> Investment Adviser: Fidelity Management & Research Company LLC | 0.46 | N/A | N/A | N/A |
| 6-77 | R | Mgd Asset Allocation | **Fidelity Freedom Index 2070 Investor: Class Inv**<br> Investment Adviser: Fidelity Management & Research Company LLC | 0.12 | N/A | N/A | N/A |
| 6-77 | T | Mgd Asset Allocation | **Fidelity Freedom Index 2070 Instl Prem: Class Inst**<br> Investment Adviser: Fidelity Management & Research Company LLC | 0.08 | N/A | N/A | N/A |
| 6-77 | V | Mgd Asset Allocation | **Fidelity Freedom Index 2070 Premier: Class A**<br> Investment Adviser: Fidelity Management & Research Company LLC | 0.05 | N/A | N/A | N/A |
| 6-77 | W | Mgd Asset Allocation | **Fidelity Advisor Freedom 2070 M: Class M**<br> Investment Adviser: Fidelity Management & Research Company LLC | 1.19 | N/A | N/A | N/A |
| 6-77 | X | Mgd Asset Allocation | **Fidelity Advisor Freedom 2070 I: Class Inst**<br> Investment Adviser: Fidelity Management & Research Company LLC | 0.69 | N/A | N/A | N/A |

---

------

&nbsp;&nbsp;&nbsp;&nbsp;**SUPPLEMENT DATED SEPTEMBER 5, 2025 TO THE PROSPECTUS DATED MAY 1, 2025 FOR AUL AMERICAN UNIT TRUST (continued)**

2.) The following Funds in the Appendix: Funds Available Under the Contract to the Statutory Prospectus have been liquidated:

---

| |
|:---|
| **Fund Name** |
| **JHancock Income Presv Blend Ptf R6** |
| **AB Small Cap Growth R** |
| **American Century One Choice 2025 A** |
| **Invesco Income Advantage Intl A** |
| **Invesco Income Advantage Intl R5** |
| **American Century One Choice 2025 Inv** |
| **American Century One Choice 2025 R6** |
| **JPMorgan SmartRetirement<sup>®</sup> Blend 2020 R6** |
| **JPMorgan SmartRetirement<sup>®</sup> Blend 2020 R4** |
| **JHancock ESG International Equity R6** |
| **JHancock ESG Core Bond R6** |
| **Dimensional 2010 Target Dt Rtr Inc Instl** |
| **Victory Sophus Emerging Markets R6** |
| **State Street Target Retirement 2020 K** |
| **PGIM Target Date 2015 R6** |
| **JPMorgan SmartRetirement<sup>®</sup> 2020 R6** |
| **PIMCO RealPath Blend 2025 Institutional** |
| **American Century One Chc Blnd+ 2015 R6** |
| **Western Asset Long Duration Credit R1** |
| **Fidelity Advisor Dividend Growth M** |
| **Fidelity Advisor Equity Income M** |
| **Fidelity Advisor Growth & Income M** |
| **Templeton International Bond A** |

---

------

&nbsp;&nbsp;&nbsp;&nbsp;**SUPPLEMENT DATED SEPTEMBER 5, 2025 TO THE PROSPECTUS DATED MAY 1, 2025 FOR AUL AMERICAN UNIT TRUST (continued)**

3.) The following Funds in the Appendix: Funds Available Under the Contract to the Statutory Prospectus have been closed to new investors:

---

| |
|:---|
| **Fund Name** |
| **BlackRock Mortgage-Backed Secs Inv A** |
| **Core Plus Bond Fund II CL R1** |
| **Putnam Small Cap Growth R6** |
| **Invesco Discovery R6** |
| **Undiscovered Managers Behavioral Val R6** |
| **MassMutual Total Return Bond I** |
| **JHancock ESG Large Cap Core R6** |
| **Goldman Sachs Technology Opps Inst** |
| **Goldman Sachs Technology Opps Svc** |

---

4.) The following Funds in the Appendix: Funds Available Under the Contract to the Statutory Prospectus have been re-opened to new investors:

---

| |
|:---|
| **Fund Name** |
| **JPMorgan Emerging Markets Equity R6** |
| **Fidelity Advisor<sup>®</sup> Growth & Income M** |

---

For additional information about the Funds, please refer to the respective Fund's prospectus and statement of additional information.

**This supplement should be retained with the Prospectus for future reference.**

------