Marathon Petroleum Corp. names Brian Worthington vice president, Investor Relations; Kristina Kazarian to become vice president, Finance and Treasurer

Marathon Petroleum (NYSE:MPC) appointed Brian Worthington as vice president, Investor Relations, succeeding Kristina Kazarian, who becomes vice president, Finance and Treasurer, effective May 25, 2026.

Rhea-AI Summary

Marathon Petroleum (NYSE:MPC) appointed Brian Worthington as vice president, Investor Relations, succeeding Kristina Kazarian, who becomes vice president, Finance and Treasurer, effective May 25, 2026.

Both will report to CFO Maria Khoury and will also serve in corresponding roles at MPLX (NYSE:MPLX).

Argus May 12 session

+0.67% close to close Open Argus

Details

News Market Reaction – MPLX

On May 12, the first trading day after this news, MPLX closed 0.67% above the previous close.

Data tracked by StockTitan Argus for the May 12 session.

Key Figures

Effective date: May 25 Investment community tenure: six years Prior experience: 17 years +4 more

Effective date

May 25

Effective date for new VP roles

Investment community tenure

six years

Worthington’s engagement with investment community at MPC

Prior experience

17 years

Worthington’s experience from ConocoPhillips before joining MPC

Year joined MPC IR

2020

Worthington joined MPC Investor Relations team

Kazarian MPC start

2018

Kazarian joined MPC as vice president, Investor Relations

Expanded finance role

2023

Kazarian took on additional Finance responsibilities

Energy sector tenure

over a decade

Kazarian’s energy roles at Fidelity and banks

Historical Context

5 past events · Latest: May 05

5 events

1. May 05

   Q1 2026 earnings

   24h Move

   -2.6%

   Strong Q1 profit, EBITDA and cash flow metrics with capital returns.

2. Apr 28

   Distribution declaration

   24h Move

   +0.9%

   Announced $1.0765 per unit quarterly cash distribution for Q1 2026.

3. Mar 23

   Earnings date set

   24h Move

   +0.9%

   Scheduled Q1 2026 results release and investor conference call details.

4. Mar 17

   Tax packages notice

   24h Move

   +0.4%

   Announced availability and mailing timeline for 2025 K-1 tax packages.

5. Feb 26

   Form 10-K filing

   24h Move

   +0.5%

   Filed 2025 Form 10-K and provided access to full annual report.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

investor relations, capital allocation, treasury activities, master limited partnership, +1 more

5 terms

investor relations financial

"named vice president, Investor Relations. Worthington succeeds Kristina Kazarian"

Investor relations is the communication process between a company and its current or potential investors. It involves sharing information about the company's performance, strategies, and outlook to help investors make informed decisions. Effective investor relations build trust and transparency, similar to a clear conversation between a business and someone considering investing, ensuring both parties understand each other's interests and expectations.

capital allocation financial

"expand her responsibilities around capital allocation and treasury activities"

Capital allocation is the process of deciding how a company or individual uses their money to grow, pay bills, save, or invest. It matters because good decisions can help build wealth and ensure resources are used wisely, while poor choices can limit growth or cause financial problems. Think of it like managing your allowance—deciding whether to spend, save, or invest to meet your goals.

View in glossary

treasury activities financial

"expand her responsibilities around capital allocation and treasury activities"

Treasury activities are the tasks a company’s finance team does to manage cash, borrowing, banking, and financial risks—think of it like a household’s budgeting, savings and insurance all rolled together. For investors, these activities matter because they determine whether a company can pay bills, fund growth, handle interest or currency swings, and maintain creditworthiness; strong treasury work reduces the chance of surprise funding problems that can hurt a stock or bond.

master limited partnership financial

"for MPLX (NYSE: MPLX), the master limited partnership sponsored by MPC"

A master limited partnership is a type of business structure that combines features of a corporation and a partnership, allowing it to raise money from investors while passing profits directly to them. Think of it as a shared ownership group that offers regular income, making it attractive to investors seeking steady cash flow. This structure is often used by companies involved in natural resources or energy, where consistent revenue is common.

equity research financial

"leading equity research teams at Deutsche Bank and Credit Suisse"

Equity research is the process of studying a publicly traded company's business, finances and market position to form an informed view on whether its stock is a good investment. Think of it as a detailed inspection and forecast — analysts gather facts, estimate future profits and risks, and then recommend buy, hold or sell; investors use these findings like a weather report to judge potential returns and risks before putting money into a stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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FINDLAY, Ohio, May 11, 2026 /PRNewswire/ -- Marathon Petroleum Corp. (NYSE: MPC) announced today that Brian Worthington has been named vice president, Investor Relations. Worthington succeeds Kristina Kazarian, who will become vice president, Finance and Treasurer. Both appointments are effective May 25.

"Over the past six years, Brian has closely engaged with our investment community and developed a deep understanding of our business, positioning him as the ideal choice for this important role," said Maryann Mannen, chairman, president and chief executive officer. "We are pleased that Kristina will expand her responsibilities around capital allocation and treasury activities, bringing a perspective of driving long-term value creation for our shareholders."

Both Worthington and Kazarian will report to Maria Khoury, executive vice president and chief financial officer. In addition to their MPC responsibilities, Worthington and Kazarian will each serve in their new respective capacities for MPLX (NYSE: MPLX), the master limited partnership sponsored by MPC. 

"I look forward to working closely with Brian and Kristina, whose strong partnership will enable clear and consistent engagement with the investment community, support the execution of our strategic objectives, and drive long-term shareholder value," said Khoury.

Worthington joined MPC as part of the Investor Relations team in 2020, bringing 17 years of experience from ConocoPhillips. Kazarian joined MPC in 2018 as vice president, Investor Relations and took on the additional responsibilities of Finance in 2023. Prior to MPC, she spent over a decade in energy roles at Fidelity and leading equity research teams at Deutsche Bank and Credit Suisse.

About Marathon Petroleum Corporation

Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream and midstream energy company headquartered in Findlay, Ohio. The company operates the nation's largest refining system. MPC's marketing system includes branded locations across the United States, including Marathon brand retail outlets. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. More information is available at www.marathonpetroleum.com.

Investor Relations Contacts: (419) 421-2071
Kristina Kazarian, Vice President, Finance and Investor Relations
Brian Worthington, Senior Director, Investor Relations
Alyx Teschel, Director, Investor Relations

Media Contact: (419) 421-3577
Jamal Kheiry, Communications Manager

View original content:https://www.prnewswire.com/news-releases/marathon-petroleum-corp-names-brian-worthington-vice-president-investor-relations-kristina-kazarian-to-become-vice-president-finance-and-treasurer-302768467.html

SOURCE Marathon Petroleum Corporation

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

Who is the new vice president, Investor Relations at Marathon Petroleum (NYSE:MPC)?

Brian Worthington has been named vice president, Investor Relations at Marathon Petroleum. According to Marathon Petroleum, he joined the Investor Relations team in 2020 after 17 years at ConocoPhillips and has engaged closely with the investment community over the past six years.

What new role will Kristina Kazarian assume at Marathon Petroleum (MPC) in May 2026?

Kristina Kazarian will become vice president, Finance and Treasurer on May 25, 2026. According to Marathon Petroleum, she previously served as vice president, Investor Relations and took on additional Finance responsibilities in 2023, building on extensive prior energy and equity research experience.

When do the new leadership appointments at Marathon Petroleum (MPC) take effect?

The appointments of Brian Worthington and Kristina Kazarian take effect on May 25, 2026. According to Marathon Petroleum, Worthington becomes vice president, Investor Relations, while Kazarian assumes the role of vice president, Finance and Treasurer, with both reporting to executive vice president and CFO Maria Khoury.

How are the new MPC leadership roles linked to MPLX (NYSE:MPLX)?

Brian Worthington and Kristina Kazarian will also serve MPLX in their new respective capacities. According to Marathon Petroleum, they will perform similar Investor Relations and Finance/Treasurer responsibilities for MPLX, the master limited partnership sponsored by Marathon Petroleum, alongside their core MPC leadership roles.

What experience does Brian Worthington bring to his new MPC Investor Relations role?

Brian Worthington brings more than two decades of energy and Investor Relations experience. According to Marathon Petroleum, he joined MPC in 2020 after 17 years at ConocoPhillips and has spent six years closely engaging with the company’s investment community and learning its business.

What is the professional background of Kristina Kazarian before her new MPC Finance and Treasurer role?

Kristina Kazarian has a deep background in energy finance and equity research. According to Marathon Petroleum, she joined MPC in 2018, previously worked in energy roles at Fidelity, and led equity research teams at Deutsche Bank and Credit Suisse before expanding into Finance responsibilities in 2023.