Recent Updates
Recently added Catalysts
TPST Positive Sentiment

Tempest Therapeutics Appoints Drake Richey and John Yee, MD, MPH to Board of Directors Brisbane, CA

Key Takeaway: Tempest Therapeutics has appointed Drake Richey and John Yee, MD, MPH, to its Board of Directors as of June 4, 2026. Both appointees bring extensive experience in their respective fields, with Richey specializing in corporate finance and Yee in medical affairs. The company's President and CEO, Dr. Matt Angel, expressed optimism about how their expertise could contribute to Tempest's goal of providing innovative cancer treatment options. This move aligns with the company's focus on growth and strategic capital allocation in the therapeutic landscape.
Price reaction · baseline $1.27 (2026-06-03 close) · hit after-hours · clean, no other TPST news in the window
day 0 close
+2.4%

Market Sentiment Analysis

POSITIVE FACTORS

  • Appointment of experienced directors could enhance strategic growth.
  • Focused on developing CAR-T cell therapies for advanced cancer treatments.
  • New board members bring strong backgrounds in finance and medical affairs.

BiopharmaWatch Analysis

From our catalyst data and publicly available data · not financial advice
Best trade, last catalyst
+41%
120-day peak, hindsight
Typical move
10.6%
average across 2 past catalysts
Cash runway
~1 mo
High dilution risk
Lead asset
ATR-101
Phase 2 · Congenital Adrenal Hyperplasia

Full Press Release Details

Tempest Therapeutics Appoints Drake Richey and John Yee, MD, MPH to Board of Directors
Brisbane, CA, June 4, 2026 - Tempest Therapeutics, Inc. (Nasdaq: TPST) ("Tempest" or "Tempest Therapeutics")
today announced the appointment of two independent directors, Drake Richey and John Yee, MD, MPH to its Board of Directors (the "Board"), effective June 4, 2026. Mr. Richey and Dr. Yee collectively bring decades of
experience in corporate finance and therapeutic product development to the Board.
"Over the past several months, we have built a portfolio of CAR-T cell therapy product candidates targeting safe, effective treatments for patients with advanced cancers," said Matt Angel, Ph.D., President and CEO of Tempest. "The addition of Drake and John to
the Board could further enable us to realize our vision of providing meaningful treatment options to cancer patients that have either failed or relapsed from prior therapies, while supporting Tempest's focus on driving growth and disciplined
capital allocation. I look forward to Drake's and John's insights as we continue to position the Company for long-term success."
Drake Richey serves as President of
Bush & Company, a financial advisory firm that advises high-net-worth families and business owners on investment strategy, risk management, and
multi-generational planning. Mr. Richey previously served as President of Life Check, an independent insurance policy review firm serving investment fiduciaries, professional trustees, and trusted advisors, as Vice President, Portfolio Manager
at Wells Fargo, and as Director at Fitch Ratings. Mr. Richey is a founding member of the Boston Chapter of the Exit Planning Institute and has served on the boards of DEAF Inc., International Fellowship House, and Park Street Church.
Mr. Richey earned a Bachelor of Science degree from Trinity College.
About John Yee, MD, MPH
John Yee MD, MPH, is Senior Vice President, Medical Affairs at Apnimed. Dr. Yee previously served as Chief Medical Officer at Sobi North America, Senior
Vice President, Medical Affairs at Flexion Therapeutics, Inc., Senior Vice President and Global Head of Medical Affairs at Vertex Pharmaceuticals, Inc., Vice President, Medical Affairs, Safety and Operations at Intarcia Therapeutics, Inc., and Vice
President, US Head Medical Officer and Vice President and Head of Medical Affairs for the US Diabetes franchise at AstraZeneca Pharmaceuticals, and in various medical leadership roles at Genzyme Corporation, including Vice President, US Medical
Affairs, Vice President, Global Medical Affairs, and Vice President, Global Head, Evidence-Based Medicine and Health Outcomes Research. Dr. Yee earned his MD at Harvard Medical School and MPH in Health Care Management from the Harvard T.H. Chan
School of Public Health. Dr. Yee previously held leadership roles at Boston Children's Hospital and served as a faculty member at Harvard Medical School. Dr. Yee previously served as an independent director on the board of Comera
About Tempest Therapeutics
Therapeutics is a clinical-stage biotechnology company developing a pipeline of advanced CAR-T cell therapy product candidates to treat cancer. Tempest is headquartered in Brisbane, California. More
information about Tempest can be found on the company's website at https://www.tempesttx.com.
Forward-Looking Statements
This press release contains forward-looking statements (including within the meaning of Section 21E of the Securities Exchange Act of 1934, as amended,
and Section 27A of the Securities Act of 1933, as amended, concerning Tempest Therapeutics. These statements may discuss goals, intentions, and expectations as to future plans, trends, events, results of operations or financial condition, or
otherwise, based on current beliefs of the management of Tempest Therapeutics, as well as assumptions made by, and information currently available to, management of Tempest Therapeutics. Forward-looking statements generally include statements that
are predictive in nature and depend upon or refer to future events or conditions, and include words such as "may," "will," "should," "would," "could", "expect,"
"anticipate," "plan," "likely," "believe," "estimate," "project," "intend," "goal", "suggest", "target" and other similar
expressions. All statements that are not historical facts are forward-looking statements, including but not limited to, statements regarding: the anticipated contributions of the newly appointed directors; the strategic growth, capital allocation
and long-term success of Tempest Therapeutics; and Tempest Therapeutics' ability to achieve its operational plans. All forward-looking statements in this press release are based on Tempest Therapeutics' current expectations, estimates
and projections about its industry as well as management's current beliefs and expectations of future events only as of today and are subject to a number of risks and uncertainties that could cause actual results to differ materially and
adversely from those set forth in or implied by such forward-looking statements. These
risks and uncertainties include, but are not limited to Tempest Therapeutics' need for additional capital to fund its planned programs and operations and to continue to operate as a going
concern; unexpected safety or efficacy data observed during preclinical or clinical trials; the possibility that results from prior clinical trials and preclinical studies may not necessarily be predictive of future results; past results may not be
indicative of future results; clinical trial site activation or enrollment rates that are lower than expected; loss of key personnel; changes in expected or existing competition; changes in the regulatory environment; risks relating to volatility
and uncertainty in the capital markets for biotechnology companies; and unexpected litigation or other disputes. These and other factors that may cause actual results to differ from those expressed or implied are discussed in greater detail in the
"Risk Factors" section of Tempest Therapeutics' Annual Report on Form 10-K for the year ended December 31, 2025, filed with the Securities and Exchange Commission ("SEC") on
March 30, 2026, and in other documents filed by Tempest Therapeutics from time to time with the SEC. Except as required by applicable law, Tempest Therapeutics undertakes no obligation to revise or update any forward-looking statement, or to
make any other forward-looking statements, whether as a result of new information, future events or otherwise. These forward-looking statements should not be relied upon as representing Tempest Therapeutics' views as of any date subsequent to
the date of this press release and should not be relied upon as prediction of future events. In light of the foregoing, investors are urged not to rely on any forward-looking statement in reaching any conclusion or making any investment decision
about any securities of Tempest Therapeutics.
Wheelhouse Life Science Advisors
Wheelhouse Life Science Advisors

Frequently Asked Questions

Who has been appointed to Tempest Therapeutics' Board of Directors?

Drake Richey and John Yee, MD, MPH, have been appointed to the Board.

What is Drake Richey's current role?

Drake Richey is the President of Bush & Company, a financial advisory firm.

What is John Yee's professional background?

John Yee, MD, MPH, is Senior VP of Medical Affairs at Apnimed, with extensive experience.

What area does Tempest Therapeutics focus on?

Tempest Therapeutics focuses on developing CAR-T cell therapies for advanced cancers.

When were the new directors appointed?

Drake Richey and John Yee were appointed on June 4, 2026.

Last updated: Jun 4, 2026