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Annovis Bio (NYSE: ANVS) taps Mark Guerin as new CFO in leadership move

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(Moderate)
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(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Annovis Bio, Inc. appointed Mark Guerin, age 57, as its new Chief Financial Officer effective September 25, 2025. He previously served as CFO of Onconova Therapeutics, now Traws Pharma, Inc., from 2016 through February 2025, and holds a bachelor’s degree in accounting plus CPA, CMA, and CFM certifications.

His compensation package includes an annual base salary of $450,000, an annual target bonus of 40%, stock options to purchase 200,000 shares of Annovis Bio common stock, six months of severance pay, and eligibility to participate in the company’s standard employee benefit plans. The company stated there are no related-party transactions requiring disclosure between Annovis Bio and Mr. Guerin and issued a press release announcing his appointment.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

  

FORM 8-K

   

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

 

Date of report (Date of earliest event reported): September 25, 2025

   

ANNOVIS BIO, INC.

(Exact Name of Registrant as Specified in Charter) 

  

Delaware 001-39202 26-2540421

(State or Other Jurisdiction

of Incorporation)

(Commission

File Number)

(I.R.S. Employer

Identification No.)

 

101 Lindenwood Drive, Suite 225
Malvern
, PA 19355

(Address of Principal Executive Offices, and Zip Code)

 

(484) 875-3192

Registrant’s Telephone Number, Including Area Code

 

                       Not Applicable                       

(Former Name or Former Address, if Changed Since Last Report) 

 

Securities registered pursuant to Section 12(b) of the Act:

 

Title of each class Trading Symbol(s) Name of each exchange on which registered
Common Stock, par value $0.0001 per share ANVS New York Stock Exchange

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

 

  ¨ Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

 

  ¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

 

  ¨ Pre-commencement communication pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 

¨Pre-commencement communication pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

 

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

 

Emerging growth company x

 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. x

 

 

 

 

Item 5.02.Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements

 

Effective September 25, 2025, Annovis Bio, Inc. (the “Company”) appointed Mark Guerin, age 57, as Chief Financial Officer of the Company. Prior to joining the Company, Mr. Guerin served as Chief Financial Officer of Onconova Therapeutics, now known as Traws Pharma, Inc. (Nasdaq: TRAW) from 2016 through February, 2025. Mr. Guerin has a bachelor’s degree in accounting from DeSales University and holds CPA, CMA, and CFM professional certifications. There are no transactions of the type required to be disclosed pursuant to Item 404(a) of Regulation S-K between the Company and Mr. Guerin.

 

In connection with Mr. Guerin’s appointment, Mr. Guerin will receive (i) an annual base salary of $450,000, (ii) an annual target bonus of 40%, (iii) stock options to purchase 200,000 shares of the Company’s common stock; (iv) six months severance pay; and (v) will be entitled to participate in employee benefit plans generally available to employees of the Company.

 

The Company issued a press release on September 25, 2025 announcing Mr. Guerin’s appointment, a copy of which is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

 

Item 9.01 Financial Statements and Exhibits

 

Exhibit Number Description
   
99.1 Press Release dated September 25, 2025
104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

 

 

 

 

SIGNATURES

 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

  ANNOVIS BIO, INC.
   
Date: September 29, 2025 By: /s/ Maria Maccecchini
    Name: Maria Maccecchini
    Title: President and Chief Executive Officer

 

 

 

 

FAQ

What did Annovis Bio (ANVS) announce in this Form 8-K?

Annovis Bio announced the appointment of Mark Guerin as its new Chief Financial Officer, effective September 25, 2025, and summarized his background and compensation terms.

Who is the new CFO of Annovis Bio (ANVS) and what is his background?

The new CFO is Mark Guerin, age 57. He previously served as Chief Financial Officer of Onconova Therapeutics (now Traws Pharma, Inc.) from 2016 through February 2025 and holds an accounting degree from DeSales University with CPA, CMA, and CFM certifications.

What is the salary and bonus structure for Annovis Bio’s new CFO?

Mark Guerin will receive an annual base salary of $450,000 and an annual target bonus of 40% of his base salary, as disclosed by Annovis Bio.

What equity compensation is Annovis Bio (ANVS) granting to its new CFO?

In connection with his appointment, Annovis Bio will grant Mark Guerin stock options to purchase 200,000 shares of the company’s common stock.

Does Annovis Bio disclose any related-party transactions with the new CFO?

The company states there are no transactions between Annovis Bio and Mark Guerin that must be disclosed under Item 404(a) of Regulation S-K.

What additional benefits and severance will the Annovis Bio CFO receive?

Mark Guerin is entitled to six months of severance pay and may participate in employee benefit plans generally available to Annovis Bio employees.

Did Annovis Bio (ANVS) issue a press release about the CFO appointment?

Yes. Annovis Bio issued a press release dated September 25, 2025 announcing Mark Guerin’s appointment, which is filed as Exhibit 99.1.
Annovis Bio Inc

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Biotechnology
Pharmaceutical Preparations
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United States
MALVERN