# EDGAR Filing Document

**Accession Number:** 0001500604
**File Stem:** 0001398344-26-006323
**Filing Date:** 2026-4
**Character Count:** 9090
**Document Hash:** 83b46fe746a219471db68c0eb94c5759
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001398344-26-006323.hdr.sgml**: 20260409

**ACCESSION NUMBER**: 0001398344-26-006323

**CONFORMED SUBMISSION TYPE**: 485BXT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260409

**DATE AS OF CHANGE**: 20260409

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Janus Detroit Street Trust
- **CENTRAL INDEX KEY:** 0001500604

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 485BXT
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-23112
- **FILM NUMBER:** 26850957

**BUSINESS ADDRESS:**
- **STREET 1:** 151 DETROIT STREET
- **CITY:** DENVER
- **STATE:** CO
- **ZIP:** 80206
- **BUSINESS PHONE:** 303-333-3863

**MAIL ADDRESS:**
- **STREET 1:** 151 DETROIT STREET
- **CITY:** DENVER
- **STATE:** CO
- **ZIP:** 80206

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Janus ETF Trust
- **DATE OF NAME CHANGE:** 20100902
**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Janus Detroit Street Trust
- **CENTRAL INDEX KEY:** 0001500604

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 485BXT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-207814
- **FILM NUMBER:** 26850956

**BUSINESS ADDRESS:**
- **STREET 1:** 151 DETROIT STREET
- **CITY:** DENVER
- **STATE:** CO
- **ZIP:** 80206
- **BUSINESS PHONE:** 303-333-3863

**MAIL ADDRESS:**
- **STREET 1:** 151 DETROIT STREET
- **CITY:** DENVER
- **STATE:** CO
- **ZIP:** 80206

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Janus ETF Trust
- **DATE OF NAME CHANGE:** 20100902

## Series and Classes Contracts Data

### Janus Henderson Residential Mortgage Credit ETF (Series ID: S000096632)

| Class ID   | Class Name                                      | Ticker Symbol   |
|:---|:---|:---|
| C000265527 | Janus Henderson Residential Mortgage Credit ETF | JRES            |

OMB APPROVAL <br> As filed with the Securities and Exchange Commission on April 9, 2026<br> Securities Act File No. 333-207814 <br> Investment Company Act File No. 811-23112 OMB Number: 3235-0307 Expires: July 31, 2027 Estimated average burden hours per response 297.7

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM N-1A**

---

| | | |
|:---|:---|:---|
| REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 | REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 | [X] |
|  | Pre-Effective Amendment No. | [ ] |
|  | Post-Effective Amendment No. 95 | [X] |
| | | and/or |
| REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940 | REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940 | [X] |
|  | Amendment No. 96 |  |

---

(Check appropriate box or boxes.)

**<u>JANUS DETROIT STREET TRUST</u>**

(Exact Name of Registrant as Specified in Charter)

<u>151 Detroit Street, Denver, Colorado 80206-4805</u>

(Address of Principal Executive Offices) (Zip Code)

Registrant's Telephone Number, including Area Code: <u>303-333-3863</u>

Cara Owen

151 Detroit Street

<u>Denver, Colorado 80206-4805</u>

(Name and Address of Agent for Service)

With Copies to:

Eric S. Purple

Stradley Ronon Stevens & Young, LLP

2000 K Street, N.W., Suite 700<br> Washington, D.C. 20006

Approximate Date of Proposed Public Offering: **As soon as practicable after the effective date of this Registration Statement.**

---

| | |
|:---|:---|
| It is proposed that this filing will become effective: (check appropriate box) | It is proposed that this filing will become effective: (check appropriate box) |
| [ ] | immediately upon filing pursuant to paragraph (b) |
| [X] | on May 8, 2026 at 12:01am Mountain Time pursuant to paragraph (b) |
| [ ] | 60 days after filing pursuant to paragraph (a)(1) |
| [ ] | on _________ pursuant to paragraph (a)(1) |
| [ ] | 75 days after filing pursuant to paragraph (a)(2) |
| [ ] | on _________ pursuant to paragraph (a)(2) of rule 485 |
| If appropriate, check the following box: | If appropriate, check the following box: |
| [X] | this post-effective amendment designates a new effective date for a previously filed post-effective amendment. |

---

EXPLANATORY NOTE

Designation of New Effective Date for Previously Filed Amendment

Post-Effective Amendment No. 71 under the Securities Act of 1933, as amended (the "1933 Act"), and Amendment No. 72 under the Investment Company Act of 1940, as amended (the "1940 Act"), was filed with the Commission pursuant to paragraph (a)(2) of Rule 485 on August 26, 2025 to establish Janus Henderson Residential Mortgage Credit ETF, a new series of the Registrant (the "Amendment"), and pursuant to that paragraph would become effective on November 10, 2025. Post-Effective Amendment No. 74 under the 1933 Act and Amendment No. 75 under the 1940 Act was filed pursuant to Rule 485(b) (1)(iii) on November 7, 2025, designating November 17, 2025, as a new effective date for the Amendment. Post-Effective Amendment No. 77 under the 1933 Act and Amendment No. 78 under the 1940 Act was filed pursuant to Rule 485(b)(1)(iii) on November 14, 2025, designating December 17, 2025 as a new effective date for the Amendment. Post-Effective Amendment No. 79 under the 1933 Act and Amendment No. 80 under the 1940 Act was filed pursuant to Rule 485(b)(1)(iii) on December 16, 2025, designating January 16, 2026 as a new effective date for the Amendment. Post-Effective Amendment No. 81 under the 1933 Act and Amendment No. 82 under the 1940 Act was filed pursuant to Rule 485(b)(1)(iii) on January 15, 2026, designating February 13, 2026 as a new effective date for the Amendment. Post-Effective Amendment No. 86 under the 1933 Act and Amendment No. 87 under the 1940 Act was filed pursuant to Rule 485(b)(1)(iii) on February 12, 2026, designating March 13, 2026 as a new effective date for the Amendment. Post-Effective Amendment No. 91 under the 1933 Act and Amendment No. 92 under the 1940 Act was filed pursuant to Rule 485(b)(1)(iii) on March 12, 2026, designating April 10, 2026 as a new effective date for the Amendment.

This Post-Effective Amendment No. 95 under the 1933 Act and Amendment No. 96 under the 1940 Act is filed pursuant to Rule 485(b)(1)(iii) under the 1933 Act for the sole purpose of designating May 8, 2026 as the new date upon which the Amendment shall become effective.

This Post-Effective Amendment No. 95 incorporates by reference the information contained in Parts A, B, and C of the [Post-Effective Amendment No. 71](https://www.sec.gov/Archives/edgar/data/1500604/000139834425016571/fp0095083-1_485apos.htm), which was filed on August 26, 2025.

The Registrant is a series fund with multiple series currently established. This Post-Effective Amendment No. 95 is not intended to update or amend the prospectuses or statements of additional information of any series except as described above.

**SIGNATURES**

Pursuant to the requirements of the Securities Act of 1933, as amended, and the Investment Company Act of 1940, as amended, the Registrant certifies that it meets all of the requirements for effectiveness of this Amendment to its Registration Statement pursuant to Rule 485(b)(1)(iii) under the Securities Act of 1933, as amended, and has duly caused this Post-Effective Amendment to its Registration Statement to be signed on its behalf by the undersigned, thereto duly authorized, in the City of Denver, and State of Colorado, on the 9<sup>th</sup> day of April, 2026.

**JANUS DETROIT STREET TRUST**

---

| | |
|:---|:---|
| By: | /s/ Nicholas Cherney |
|  | Nicholas Cherney, President <br> and Chief Executive Officer |

---

Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed below by the following person(s) in the capacities and on the dates indicated.

---

| | | |
|:---|:---|:---|
| Signature | Title | Date |
| /s/ Nicholas Cherney | President and Chief Executive Officer | April 9, 2026 |
| Nicholas Cherney | (Principal Executive Officer) |  |
| /s/ Jesper Nergaard | Vice President, Chief Financial Officer, Treasurer, and Principal Accounting Officer (Principal Financial Officer and | April 9, 2026 |
| Jesper Nergaard | Principal Accounting Officer) |  |
| Clifford J. Weber\* | Chairman and Trustee | April 9, 2026 |
| Clifford J. Weber |  |  |
| Gregory R. Trinks\* | Trustee | April 9, 2026 |
| Gregory R. Trinks |  |  |
| Maureen T. Upton\* | Trustee | April 9, 2026 |
| Maureen T. Upton |  |  |
| Jeffrey B. Weeden\* | Trustee | April 9, 2026 |
| Jeffrey B. Weeden |  |  |

---

---

| | |
|:---|:---|
| /s/ Jesper Nergaard | /s/ Jesper Nergaard |
| \*By: | Jesper Nergaard |
|  | Attorney-in-Fact |

---

\* [Pursuant to Powers of Attorney, dated October 24, 2024, is incorporated herein by reference as Exhibit (q)(1) to Post-Effective Amendment No. 61 to the Trust's Registration Statement, filed on Form N-1A with the SEC on November 8, 2024.](https://www.sec.gov/Archives/edgar/data/1500604/000139834424020362/fp0090870-1_ex9928q1.htm)