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Janus Henderson (JHG) director’s RSUs cashed out, shares rolled into Jupiter Topco

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

CASSADAY JOHN M reported disposition transactions in this Form 4 filing.

Janus Henderson Group Ltd. director John M. Cassaday reported transactions in connection with the company’s merger with Jupiter Company Limited. At the merger’s effective time, each ordinary share was converted into the right to receive $52.00 per share in cash.

Cassaday’s 23,504 restricted stock units, including dividend equivalents, were cancelled and exchanged for a lump-sum cash payment based on the $52.00 merger consideration plus accrued dividend equivalents. Immediately prior to the effective time, he contributed 5,793 ordinary shares and Sundance Investments Inc. contributed 14,900 ordinary shares to Jupiter Topco LLC in exchange for equivalent-value equity interests, resulting in no remaining reported holdings of the issuer’s common stock.

Positive

  • None.

Negative

  • None.
Insider CASSADAY JOHN M
Role null
Type Security Shares Price Value
Disposition Common Stock 23,504 $52.00 $1.22M
Other Common Stock 5,793 $0.00 --
Other Common Stock 14,900 $0.00 --
Holdings After Transaction: Common Stock — 5,793 shares (Direct, null); Common Stock — 0 shares (Indirect, By Sundance Investments Inc.)
Footnotes (1)
  1. On June 30, 2026, pursuant to that certain Agreement and Plan of Merger, dated as of December 21, 2025 (as amended, including by Amendment No. 1 dated March 24, 2026, and a side letter dated June 16, 2026, the "Merger Agreement"), among the Issuer, Jupiter Company Limited ("Parent"), and Jupiter Merger Sub Limited ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with the Issuer surviving as a wholly owned subsidiary of Parent and changing its name to "Janus Henderson Group Ltd." At the effective time of the Merger (the "Effective Time"), each ordinary share of the Issuer (except for ordinary shares held by Parent and as otherwise provided in the Merger Agreement) was converted into the right to receive $52.00 per share in cash, without interest (the "Merger Consideration"). Includes 23,504 outstanding restricted stock units ("RSUs") held by the Reporting Person (including dividend equivalents in the form of RSUs) that were cancelled as of immediately prior to the Effective Time and were exchanged for the right to receive a lump sum cash payment equal to (a)(1) the Merger Consideration, multiplied by (2) the number of shares of the Issuer subject to such RSUs immediately prior to the Effective Time, plus (b) the amount of any accrued but unpaid dividend equivalent rights. Immediately prior to the Effective Time, the Reporting Person and Sundance Investments Inc. contributed 5,793 and 14,900 ordinary shares of the Issuer, respectively, to Jupiter Topco LLC ("Topco") in exchange for equity interests of Topco of equivalent value. Shares are held by Sundance Investments Inc., an investment trust under which the Reporting Person is the sole shareholder.
Merger cash consideration $52.00 per share Cash paid for each ordinary share at merger effective time
RSUs cancelled 23,504 RSUs Restricted stock units cancelled and paid out in cash at $52.00
Shares contributed by Cassaday 5,793 shares Ordinary shares contributed to Jupiter Topco LLC for equity interests
Shares contributed by Sundance Investments Inc. 14,900 shares Ordinary shares contributed to Jupiter Topco LLC for equity interests
Restructuring share total 20,693 shares Combined Cassaday and Sundance Investments Inc. contributions to Jupiter Topco LLC
Disposition to issuer 23,504 shares Issuer disposition of RSU-related shares at $52.00 per share
Agreement and Plan of Merger regulatory
"pursuant to that certain Agreement and Plan of Merger, dated as of December 21, 2025"
An Agreement and Plan of Merger is a formal document where two companies agree to combine into one, outlining how the process will happen. It’s like a step-by-step plan for merging, and it matters because it shows both sides have agreed on the details before the official transition takes place.
restricted stock units ("RSUs") financial
"Includes 23,504 outstanding restricted stock units ("RSUs") held by the Reporting Person"
Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.
Disposition to issuer financial
"transaction_code_description": "Disposition to issuer""
Jupiter Topco LLC financial
"contributed 5,793 and 14,900 ordinary shares of the Issuer, respectively, to Jupiter Topco LLC ("Topco")"
Merger Consideration financial
"was converted into the right to receive $52.00 per share in cash, without interest (the "Merger Consideration")"
Merger consideration is the total payment a company or buyer offers to shareholders of a target company in exchange for combining the two businesses, and can include cash, shares in the surviving company, debt assumption, or a mix of these. Investors care because the form and amount affect the deal’s value, tax consequences, immediate cash received versus future ownership, and the risk and upside of holding new shares — similar to choosing between cash now or stock that could grow later.
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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
X
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
CASSADAY JOHN M

(Last)(First)(Middle)
201 BISHOPGATE

(Street)
LONDONEC2M 3AE

(City)(State)(Zip)

UNITED KINGDOM

(Country)
2. Issuer Name and Ticker or Trading Symbol
Janus Henderson Group Ltd. [ JHG ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/30/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock06/30/2026D23,504(1)(2)D$525,793D
Common Stock06/30/2026J5,793(3)D(3)0D
Common Stock06/30/2026J14,900(3)D(3)0IBy Sundance Investments Inc.(4)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. On June 30, 2026, pursuant to that certain Agreement and Plan of Merger, dated as of December 21, 2025 (as amended, including by Amendment No. 1 dated March 24, 2026, and a side letter dated June 16, 2026, the "Merger Agreement"), among the Issuer, Jupiter Company Limited ("Parent"), and Jupiter Merger Sub Limited ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with the Issuer surviving as a wholly owned subsidiary of Parent and changing its name to "Janus Henderson Group Ltd." At the effective time of the Merger (the "Effective Time"), each ordinary share of the Issuer (except for ordinary shares held by Parent and as otherwise provided in the Merger Agreement) was converted into the right to receive $52.00 per share in cash, without interest (the "Merger Consideration").
2. Includes 23,504 outstanding restricted stock units ("RSUs") held by the Reporting Person (including dividend equivalents in the form of RSUs) that were cancelled as of immediately prior to the Effective Time and were exchanged for the right to receive a lump sum cash payment equal to (a)(1) the Merger Consideration, multiplied by (2) the number of shares of the Issuer subject to such RSUs immediately prior to the Effective Time, plus (b) the amount of any accrued but unpaid dividend equivalent rights.
3. Immediately prior to the Effective Time, the Reporting Person and Sundance Investments Inc. contributed 5,793 and 14,900 ordinary shares of the Issuer, respectively, to Jupiter Topco LLC ("Topco") in exchange for equity interests of Topco of equivalent value.
4. Shares are held by Sundance Investments Inc., an investment trust under which the Reporting Person is the sole shareholder.
/s/ Lisa Kish, by Power of Attorney for John Cassaday07/02/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)