effective September 1, 2026, Russ Montgomery will be promoted to the position of Vice President, Accounting and Chief Accounting Officer of Plains All American GP LLC, the general partner of PAA, and PAA GP Holdings LLC, the general partner of PAGP.
Departed
Chris Herbold
Senior Vice President, Finance and Chief Accounting Officer
Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.
Departed
Chris Herbold
Senior Vice President, Finance and Chief Accounting Officer
Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.
Appointed
Russ Montgomery
Vice President, Accounting and Chief Accounting Officer
Russ Montgomery will be promoted to the position of Vice President, Accounting and Chief Accounting Officer of Plains All American GP LLC, the general partner of PAA, and PAA GP Holdings LLC, the general partner of PAGP.
Ms. Jillian Evanko, 48, Chief Executive Officer of Duravant LLC, has been appointed to serve as an Independent Director on the Company’s Board of Directors and a member of the Audit Committee, in each case, effective June 1, 2026.
On May 27, 2026, Irene Davis, a member of the Board of Directors (the “Board”) of Alpha Teknova, Inc. (the “Company”) and a member of the Nominating and Corporate Governance Committee, notified the Company of her intention not to stand for re-election to the Board at the Company’s 2026 Annual Meeting of Stockholders (the “Meeting”) and to retire from the Board and all committees thereof, effective upon the date of the Meeting.
Effective May 28, 2026 (the “Effective Date”), the board of directors of Charlotte’s Web Holdings, Inc. (the “Company”), appoint James Jeffery Raborn to the Company’s board of directors
In connection with the leadership transition, the Board appointed Sarah Scott to serve as Chief Executive Officer and President of the Company, effective July 1, 2026.
Michael G. Combs, the Chief Executive Officer, President, and Chairman of the Board of Directors (the “Board”) of CorVel Corporation (the “Company”) is transitioning from his role as Chief Executive Officer and President of the Company, effective July 1, 2026, and has been appointed by the Board to serve as Executive Chair, effective as of the same date.
Role change
Michael C. Skarke
Executive Vice President and Chief Commercial Officer
Effective June 1, 2026, Michael C. Skarke transitioned from serving as the Executive Vice President and Chief Operating Officer of Select Water Solutions, Inc. (the “Company”) to serving as the Company’s Executive Vice President and Chief Commercial Officer,
On May 26, 2026, the Board of Directors (the “ Board ”) of MOZAYYX Acquisition Corp. (the “ Company ”) appointed Emma Rose Bienvenu to serve as an independent director of the Company, effective immediately.
On June 1, 2026, GEE Group Inc. (the “Company”) (NYSE American: JOB) issued a press release announcing that Ms. Darla Moore, has resigned as a member of the Board of Directors (the “Board”) and from all committees of the Company’s Board effective June 1, 2026, due to the time requirements necessary for her existing and new business commitments.
Jeffrey T. Elliott, a member of the Board of Directors (the “Board”) of Sera Prognostics, Inc. (the “Company”), notified the Company of his decision to resign from the Board effective as of June 4, 2026
On June 1, 2026, the Company announced the appointment of Michel Lagarde as President and Chief Executive Officer of the Company, effective August 31, 2026 (the “Start Date”), to replace Mr. Green in those roles.
On May 27, 2026, Alan J.M. Haughie, Executive Vice President and Chief Financial Officer of Louisiana-Pacific Corporation (“LP”, the “Company”), notified the Board of Directors of LP (the “Board”) of his intention to retire from the role of Executive Vice President and Chief Financial Officer, effective September 1, 2026.
on May 28, 2026, the Board appointed Aaron Howald, who currently serves as Vice President, Investor Relations and Business Development, to succeed Mr. Haughie as Chief Financial Officer, effective September 1, 2026.
On May 30, 2026, Hans-Juergen Woerle, M.D., Ph.D. resigned from his position as a member of the board of directors of Seres Therapeutics, Inc. (the “Company”) and on the committees on which he serves, effective May 31, 2026.
On June 1, 2026, Verra Mobility Corporation (the “Company”) announced that the Board of Directors of the Company (the “Board”) approved the appointment of Jonathan Keyser as the Interim President and Chief Executive Officer of the Company, effective May 31, 2026.
On June 1, 2026, the Company also announced that David Roberts would no longer serve as the Company’s President and Chief Executive Officer, effective May 31, 2026.
On May 31, 2026, the board of directors of the Company appointed Aaron Johnson, the Company’s Vice President, Finance and Accounting, as interim CFO and as the Company’s principal financial and accounting officer, succeeding Mr. Olmstead in these positions effective as of July 9, 2026, on an interim basis until the Company appoints a successor.
On May 26, 2026, Nate Olmstead notified Penguin Solutions, Inc. (the “Company”) of his decision to resign as the Company’s Senior Vice President and Chief Financial Officer (“CFO”), effective as of July 8, 2026, to pursue another opportunity in a different industry.
On May 28, 2026, ProPetro Holding Corp. (the “Company”) announced the resignation of Alex V. Volkov from the Company’s Board of Directors (the “Board”).
John W. Heilshorn, Aaron Spool, Michael Faber, John Ziegelman and Jay Gettenberg (collectively, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
John W. Heilshorn, Aaron Spool, Michael Faber, John Ziegelman and Jay Gettenberg (collectively, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
John W. Heilshorn, Aaron Spool, Michael Faber, John Ziegelman and Jay Gettenberg (collectively, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
John W. Heilshorn, Aaron Spool, Michael Faber, John Ziegelman and Jay Gettenberg (collectively, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
John W. Heilshorn, Aaron Spool, Michael Faber, John Ziegelman and Jay Gettenberg (collectively, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
On May 26, 2026, Dmitri Stockton notified the Board of Directors (the “Board”) of Deere & Company (the “Company”) that he would not stand for re-election as a director at the 2027 annual meeting of stockholders.
Appointed
Scott Stewart
Chief Financial Officer and Chief Operating Officer
On June 1, 2026 the Company also announced the appointment of Scott Stewart, age 53, as Chief Financial Officer and Chief Operating Officer, effective June 1, 2026 (the “Effective Date”).
On May 29, 2026, Chad Chevalier, Interim Chief Financial Officer of ContextLogic Holdings Inc. (the “Company”), provided notice of his intention to resign from the Company, effective June 1, 2026.
Appointed
John Schwietz
Executive Vice President and Chief Financial Officer and Corporate Secretary
Valmont Industries Inc. previously reported the appointment of John Schwietz as Valmont’s Executive Vice President and Chief Financial Officer and Corporate Secretary, effective April 8, 2026, to succeed Thomas Liguori.
Departed
Thomas Liguori
Executive Vice President and Chief Financial Officer and Corporate Secretary
Valmont Industries Inc. previously reported the appointment of John Schwietz as Valmont’s Executive Vice President and Chief Financial Officer and Corporate Secretary, effective April 8, 2026, to succeed Thomas Liguori.
On May 28, 2026, the Board voted to increase the size of the Board to seven members and appointed Domenic J. Dell’Osso, Jr. to serve as a member of the Board until the 2027 Annual Meeting of Stockholders or until his successor is duly elected and qualified.
Pursuant to the terms of the previously disclosed Cooperation Agreement, the Board has appointed Christopher P. Hsu to serve as a member of the Board, the Strategy Committee of the Board and the Finance and Investment Committee of the Board, effective immediately.
Recent executive movements from 8-K Item 5.02 filings, source-linked. Cards are extracted by an LLM and gated to those whose source quote is present verbatim in the filing text. Coverage is best-effort while backfill and monitoring mature; this is not yet a full-market index. See methodology.