Janus Detroit Street Trust

10/17/2025 | Press release | Distributed by Public on 10/17/2025 11:38

Prospectus by Investment Company (Form 497)

Janus Detroit Street Trust

Janus Henderson Corporate Bond ETF

Janus Henderson Emerging Markets Debt Hard Currency ETF

Janus Henderson Mortgage-Backed Securities ETF

Janus Henderson Securitized Income ETF

Janus Henderson Short Duration Income ETF

(each a "Fund" and collectively, the "Funds")

Supplement dated October 17, 2025

to Currently Effective Statement of Additional Information ("SAI")

Effective immediately, the SAI for the Funds is amended as follows:

1. In the table under the "Costs Associated with Creation and Redemption Transactions" section of the SAI, the following information replaces the corresponding information in the table in its entirety:
Fund Name In-Kind Creation Unit Standard Fee* Cash Creation Unit Standard Fee* Maximum Total Transaction Fee**
Janus Henderson Corporate Bond ETF 3.00% (Create)
$500 $500 2.00% (Redeem)
Janus Henderson Emerging Markets Debt Hard Currency ETF 3.00% (Create)
$500 $500 2.00% (Redeem)
Janus Henderson Mortgage-Backed Securities ETF 3.00% (Create)
$500 $500 2.00% (Redeem)
Janus Henderson Securitized Income ETF 3.00% (Create)
$500 $500 2.00% (Redeem)
Janus Henderson Short Duration Income ETF 3.00% (Create)
$500 $500 2.00% (Redeem)
* Flat fee charged per transaction for one or more Creation Units.
** As a percentage of the net asset value per Creation Unit, inclusive of the Standard Fee.

Please retain this Supplement with your records.

Janus Detroit Street Trust published this content on October 17, 2025, and is solely responsible for the information contained herein. Distributed via EDGAR on October 17, 2025 at 17:38 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]