Form DEFA14A Janus Detroit Street

Preliminary Proxy Statement

Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

Definitive Proxy Statement

Definitive Additional Materials

Soliciting Material under §240.14a-12

No fee required.

Fee paid previously with preliminary materials:

Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

Voicemail Scripts

Adjournment voicemail (generic):

Hello, this is <Agent’s Name>, calling for Mr./Mrs. <Last Name>, regarding the [  ], 2026 Special Meeting of Shareholders for your Janus Henderson [mutual funds/ETFs].

Our records indicate that your shares have not yet been voted. Once you vote, further communication from us will stop. Please contact us as soon as possible at 1-855-206-23XX, Monday through Friday, between the hours of 9:00 a.m. and 10:00 p.m. and Saturday and Sunday between 10:00am and 6:00pm Eastern Time, so we may assist you with submitting your voting instructions. Thank you and have a good day.

PL Scripts

Adjournment:

Hello, this message is on behalf of your investment in the Janus Henderson [mutual funds/ETFs].

The polls for the Joint Special Meeting of Shareholders close on [  ],2026. Once you vote, further communication from us will stop.

If you would like to vote your shares now, please press 1 to be connected to a representative who can assist you in recording your vote.

You may also vote at any time before [  ], 2026, by calling us toll-free at 1-855-206-23XX. Thank you for your partnership. and have a good day.

Operations – Retail Engagement