Washington, D.C. 20549







Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of report (Date of earliest event reported): August 4, 2021




(Exact name of registrant as specified in its charter)




Delaware   001-39094   82-4151574

(State or other jurisdiction

of incorporation or organization)



File Number)


(I.R.S. Employer

Identification No.)

100 Campus Drive, Suite 102

Florham Park, New Jersey 07932

(Address of principal executive offices) (Zip Code)

(877) 742-8466

(Registrant’s telephone number, include area code)


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



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:


Written communications 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 communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))


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

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


Title of each class





Name of each exchange

on which registered

Common Stock, par value $0.0001 per share   PHAT   The Nasdaq Global Select Market

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

Emerging growth company  ☒

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.  ☒




Item 8.01. Other Events

On August 5, 2021, the Company issued a press release reporting that Tadataka Yamada, M.D., its founder and chairman of the Company’s Board of Directors, unexpectedly passed away. A copy of the press release is attached to this 8-K.

Item 9.01. Financial Statements and Exhibits

(d) Exhibits




99.1    Press Release issued on August 5, 2021


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.


Date:August 5, 2021     By:  

/s/ Larry Miller

      Larry Miller
      General Counsel and Secretary

Exhibit 99.1

Phathom Pharmaceuticals Mourns the Loss of Chairman and Founder, Tadataka “Tachi” Yamada, M.D.

FLORHAM PARK, N.J., August 5, 2021 — Phathom Pharmaceuticals, Inc. (Nasdaq: PHAT), a late clinical-stage biopharmaceutical company focused on developing and commercializing novel treatments for gastrointestinal diseases, announced today the sad news that its chairman and founder, Dr. Tachi Yamada, passed away suddenly at his Seattle, Washington home on August 4.

“The entire Phathom community is devastated to learn of Tachi’s sudden passing and send our heartfelt condolences and prayers to the entire Yamada family,” said Terrie Curran, Phathom’s President and Chief Executive Officer. “Dr. Yamada was an extraordinary person and a tremendous leader, mentor, and friend. Beyond his many contributions to Phathom as our founder and chairman, Tachi was a legend in the gastroenterology community whose work was integral to some of the most important advancements in the field. His passing will leave an immeasurable void in the hearts of all who knew him.”

About Phathom Pharmaceuticals, Inc.

Phathom Pharmaceuticals is a biopharmaceutical company focused on the development and commercialization of novel treatments for gastrointestinal diseases and disorders. Phathom has in-licensed the exclusive rights in the United States, Europe, and Canada to vonoprazan, a novel potassium competitive acid blocker (P-CAB) in late-stage development for the treatment of acid-related disorders. For more information about Phathom, visit the Company’s website at www.phathompharma.com or follow the Company on social media: LinkedIn at www.linkedin.com/company/phathompharma and Twitter @PhathomPharma.


Media Contact:

Nick Benedetto



Investor Contact:

Joe Hand