secwatch / observer
8-K filed September 12, 2023, 7:59 PM ET ticker DNTH CIK 0001690585
M&A confidence high sentiment neutral materiality 0.90

Dianthus Therapeutics, Inc. /DE/ (DNTH): auditor change — Reverse merger closed: Magenta becomes Dianthus Therapeutics; ticker changes to DNTH

Dianthus Therapeutics, Inc. /DE/

Executive movements

Machine-extracted from this filing. Every card cites the SEC source. See all recent executive movements.

Departed

Jeffrey W. Albers

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
Appointed

Leon O. Moulder, Jr.

Chair of the Board of Directors
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Chair of the Board of the Directors Mr. Moulder was appointed as the chair of the Board of Directors.
Appointed

Paula Soteropoulos

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
Departed

Amy Lynn Ronneberg

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
Appointed

Lei Meng

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
Departed

Bruce Booth

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
Appointed

Jonathan Violin

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
Appointed

Marino Garcia

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
Departed

Stephen Mahoney

President, Chief Financial and Operating Officer
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Immediately after closing of the Merger, Stephen Mahoney, President, Chief Financial and Operating Officer, was terminated without cause as part of the transaction and is pursuing other opportunities.
Departed

David T. Scadden

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
Departed

Michael Vasconcelles

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
Departed

Thomas O. Daniel

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
Appointed

Leon O. Moulder, Jr.

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
Appointed

Tomas Kiselak

Director
DNTH · Dianthus Therapeutics, Inc. /DE/
Effective
2023-09-11
Filed
September 12, 2023, 7:59 PM ET
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.

Key facts

Extracted from this filing and checked against the source text.

Auditor Changes SEC 8-K Item 4.01/4.02 confidence 0.9

Dianthus Therapeutics, Inc. /DE/ engaged Deloitte & Touche LLP as its auditor.

Action
engagement
Auditor
Deloitte & Touche LLP
Exact text from the filing
On September 11, 2023, following the completion of the Merger, the Audit Committee approved the appointment of Deloitte as the independent registered public accounting firm of the Company.
View on SEC.gov
Auditor Changes SEC 8-K Item 4.01/4.02 confidence 0.9

Dianthus Therapeutics, Inc. /DE/ dismissed KPMG LLP as its auditor.

Action
dismissal
Auditor
KPMG LLP
Exact text from the filing
On September 11, 2023, following the completion of the Merger, KPMG was dismissed as the independent registered public accounting firm of the Company.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Jeffrey W. Albers resigned as Director at Dianthus Therapeutics, Inc. /DE/.

Action
resigned
Role
Director
Exact text from the filing
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Leon O. Moulder, Jr. was appointed as Chair of the Board of Directors at Dianthus Therapeutics, Inc. /DE/.

Action
appointed
Role
Chair of the Board of Directors
Exact text from the filing
Chair of the Board of the Directors Mr. Moulder was appointed as the chair of the Board of Directors.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Paula Soteropoulos was appointed as Director at Dianthus Therapeutics, Inc. /DE/.

Action
appointed
Role
Director
Exact text from the filing
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Amy Lynn Ronneberg resigned as Director at Dianthus Therapeutics, Inc. /DE/.

Action
resigned
Role
Director
Exact text from the filing
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Lei Meng was appointed as Director at Dianthus Therapeutics, Inc. /DE/.

Action
appointed
Role
Director
Exact text from the filing
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Bruce Booth resigned as Director at Dianthus Therapeutics, Inc. /DE/.

Action
resigned
Role
Director
Exact text from the filing
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Jonathan Violin was appointed as Director at Dianthus Therapeutics, Inc. /DE/.

Action
appointed
Role
Director
Exact text from the filing
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Marino Garcia was appointed as Director at Dianthus Therapeutics, Inc. /DE/.

Action
appointed
Role
Director
Exact text from the filing
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Stephen Mahoney departed as President, Chief Financial and Operating Officer at Dianthus Therapeutics, Inc. /DE/.

Action
terminated without cause
Role
President, Chief Financial and Operating Officer
Exact text from the filing
Immediately after closing of the Merger, Stephen Mahoney, President, Chief Financial and Operating Officer, was terminated without cause as part of the transaction and is pursuing other opportunities.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

David T. Scadden resigned as Director at Dianthus Therapeutics, Inc. /DE/.

Action
resigned
Role
Director
Exact text from the filing
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Michael Vasconcelles resigned as Director at Dianthus Therapeutics, Inc. /DE/.

Action
resigned
Role
Director
Exact text from the filing
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Thomas O. Daniel resigned as Director at Dianthus Therapeutics, Inc. /DE/.

Action
resigned
Role
Director
Exact text from the filing
Jeffrey W. Albers, Bruce Booth, D. Phil., Thomas O. Daniel, M.D., Amy Lynn Ronneberg, David T. Scadden, M.D. and Michael Vasconcelles, M.D. resigned from the Board of Directors and committees of the Board of Directors on which they respectively served, which resignations were not the result of any disagreements with the Company relating to the Company’s operations, policies or practices.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Leon O. Moulder, Jr. was appointed as Director at Dianthus Therapeutics, Inc. /DE/.

Action
appointed
Role
Director
Exact text from the filing
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Tomas Kiselak was appointed as Director at Dianthus Therapeutics, Inc. /DE/.

Action
appointed
Role
Director
Exact text from the filing
six members designated by OpCo, who are Marino Garcia, Leon O. Moulder, Jr., Tomas Kiselak, Lei Meng, Paula Soteropoulos and Jonathan Violin, Ph.D.
View on SEC.gov
Governance Changes SEC 8-K Item 5.03/5.05/5.06 confidence 0.9

Dianthus Therapeutics, Inc. /DE/: Adoption of a new Code of Conduct and Ethics, superseding the prior code.

Change
code of ethics
Exact text from the filing
the Board of Directors adopted a new Code of Conduct and Ethics (the “ Code of Conduct ”). The Code of Conduct superseded the Company’s existing code of business conduct and ethics previously adopted by the Board of Directors
View on SEC.gov
Governance Changes SEC 8-K Item 5.03/5.05/5.06 confidence 0.9

Dianthus Therapeutics, Inc. /DE/: Amendment to restated certificate of incorporation to effect a 1-for-16 reverse stock split (effective 2023-09-11).

Change
charter amendment
Effective
2023-09-11
Exact text from the filing
the Company filed a Fifth Amended and Restated Certificate of Incorporation with the Secretary of State of the State of Delaware (the “ A&R Charter ”), with an effective time of 11:13 a.m. Eastern Time on September 11, 2023
View on SEC.gov
M&A Transactions SEC 8-K Item 2.01/5.01 confidence 0.9

Dianthus Therapeutics, Inc. /DE/ underwent a change of control involving Dianthus Therapeutics OpCo, Inc. for approximately 11,021,300 shares of Common Stock (closed 2023-09-11).

Action
change of control
Counterparty
Dianthus Therapeutics OpCo, Inc.
Consideration
approximately 11,021,300 shares of Common Stock
Closing
2023-09-11
Exact text from the filing
Merger, each share of OpCo preferred stock was converted into a share of OpCo common stock. At the effective time of the Merger, the Company issued an aggregate of approximately 11,021,300 shares of Common Stock to OpCo stockholders, based on an exchange ratio of approximately 0.2181 shares of Common Stock for each share of OpCo capital stock, including those shares
View on SEC.gov

17 auditor changes filed in the last 30 days. Browse all auditor changes →

Dianthus Therapeutics, Inc. /DE/ filing history →

Source: SEC EDGAR
accession 0001193125-23-233448
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