815 material Form 8-K filings that 659 companies we cover made with the SEC in March 2026, each read and summarized by AI: what happened, the key figures, whether it reads positive or negative for shareholders, and how big a deal it is (impact 1-5). All of them were written later, when past filings were added: a selection, not every 8-K of the month (see the note below).
Archrock's Chief Financial Officer, Douglas Aron, notified the company on March 25, 2026 that he intends to retire. He will stay in the role until a successor is named or December 31, 2026, whichever comes first, and the company has engaged an executive search firm. The transition agreement sets his pay and equity treatment through his retirement date.
Aron's base salary continues at an annual rate of $640,000 until the Retirement Date.
On retirement, he receives a pro-rated 2026 bonus at a target of 90% of eligible earnings.
Pro-rated vesting applies to restricted stock tranches and 2024-2026 performance awards scheduled to vest in January 2027; other unvested stock awards are forfeited.
CEO Brad Childers said Aron helped improve the company's balance sheet and profitability.
Six Flags Entertainment appointed Richard Haddrill as Executive Chair of its Board, effective immediately, on March 24, 2026, with the Board expanding to 11 members. Under a three-year employment agreement, he receives a $500,000 annual base salary and sign-on equity awards, and Marilyn Spiegel was named Lead Independent Director. The company says Haddrill will focus on improving profitability, but the filing contains no financial results or guidance.
Richard Haddrill appointed Executive Chair effective immediately; he will also serve as a Class II director until the 2026 Annual Meeting of Stockholders
Employment agreement covers three years with a $500,000 annual base salary
Sign-on grants include 217,797 restricted stock awards and 373,367 performance stock units
Marilyn Spiegel named Lead Independent Director; Board to expand to 11 members, reverting to 10 after Jennifer Mason leaves at the 2026 annual meeting
On March 25, 2026, PayPal's board appointed Alyssa H. Henry, former Chief Executive Officer of Block Inc., as a director, increasing the board from 11 to 12 seats. Director Gail J. McGovern, who informed the company on March 20, 2026 that she will not stand for re-election, leaves the board when her term ends at the 2026 Annual Meeting, and the board will return to 11 directors at that point.
Henry's appointment is effective March 25, 2026, and she joins the Compensation Committee and Risk and Compliance Committee.
McGovern informed the company on March 20, 2026 that she will not seek re-election; the filing says her decision was not a result of any disagreement with the company.
The board will be reduced to 11 directors effective immediately before the 2026 Annual Meeting of Stockholders.
Ann Sarnoff will succeed McGovern as chair of the Corporate Governance and Nominating Committee after the Annual Meeting.
ONEOK said directors Pattye L. Moore and Gerald B. Smith will not stand for re-election, and both terms end at the 2026 annual meeting on May 20, 2026. Moore chose to retire, and Smith is retiring under the company's mandatory director retirement age policy. The filing says neither decision reflects a disagreement with ONEOK, and it contains no financial results.
Pattye L. Moore, a director since 2002, informed the board on March 20, 2026, of her decision to retire.
Gerald B. Smith, a director since 2020, is retiring under the company's age policy, which requires retirement no later than the annual meeting following a director's 75th birthday.
Both directors' terms are scheduled to expire at the annual meeting on May 20, 2026.
Kratos Defense & Security Solutions appointed David King, a former Dynetics CEO and Leidos Group President, to its Board of Directors effective March 23, 2026, and to the Audit Committee. Bill Hoglund stepped down from the Audit Committee but remains Board Chairman. The filing describes a board appointment and committee change, not a change in financial results or company strategy.
David King appointed to Board effective March 23, 2026, following a March 19, 2026 recommendation from the Nominating and Corporate Governance Committee
King joins the Audit Committee, which now includes Scott Anderson (Chairperson), Colonel Bradley Boyd (Retired), Scot Jarvis and King
Bill Hoglund stepped down from the Audit Committee effective March 23, 2026 and remains Chairman of the Board
King will receive standard non-employee director compensation and a standard indemnification agreement
Texas Instruments disclosed in a filing dated March 25, 2026 that Senior Vice President Hagop Kozanian intends to retire effective August 31, 2026. The filing does not name a successor or state a reason for the departure.
Hagop Kozanian, Senior Vice President, announced his intention to retire.
Retirement is effective August 31, 2026.
The 8-K was filed March 25, 2026 and signed by Katharine Kane, Senior Vice President, Secretary and General Counsel.
The filing does not name a successor or include financial results.
PTC Therapeutics appointed Jessica Chutter to its board of directors effective March 24, 2026, filling a vacancy as a Class I director. Ms. Chutter retired from Morgan Stanley in February 2026 after more than 40 years in healthcare investment banking, and she received standard outside director pay and equity grants.
Appointed March 24, 2026, as a Class I director with a term expiring at the 2026 annual meeting
Receives a $50,000 base annual retainer under the outside director compensation policy
Initial grant of 3,475 stock options and 4,000 restricted stock units, plus a pro-rated 2026 annual grant of 2,896 options and 3,333 RSUs
Previously Managing Director and Chair of Biotechnology Investment Banking at Morgan Stanley; company says she was involved in about $80 billion of capital raising and $85 billion of strategic transactions
UiPath appointed its Chief Technology Officer, Raghavendra Malpani, as Chief Product and Technology Officer, effective March 25, 2026. He will lead the company's product and engineering teams and continue to report to CEO and Executive Chairman Daniel Dines.
Role change effective March 25, 2026; Malpani has been CTO since May 2024
Base salary of $510,000, with a target annual bonus of 75% of base salary
Malpani, 48, previously served as Corporate Vice President at Microsoft and Engineering Director at Meta
Gentherm said its Board approved on March 24, 2026 the move of Jaymi Wilson from Senior Vice President and General Manager, North America Automotive, to Senior Vice President and Chief Strategy Officer, tied to changes in the company's operating model. The Board determined the role is not an executive officer position, so the change is administrative in scope. The filing also repeats disclosures about the proposed transaction with Modine and its Performance Technologies spin-off but gives no new terms.
Board approved the role change on March 24, 2026.
Jaymi Wilson moves from SVP and General Manager, North America Automotive, to SVP and Chief Strategy Officer.
The Board determined the new role is not an executive officer role of the company.
The filing says the change ties to changes in the operating model; it gives no financial figures.
Middleby Corporation appointed Brittany Cerwin, its Chief Accounting Officer since May 2023, as Chief Financial Officer effective immediately on March 25, 2026. Current CFO Bryan Mittelman moves to a non-officer Special Advisor role focused on completing the planned spin-off of the Food Processing business, which the press release expects by the end of the second quarter of 2026.
Brittany Cerwin, age 42, named CFO effective March 25, 2026; she joined the company in 2011 and was Chief Accounting Officer from May 2023.
Bryan Mittelman's advisory period runs until the earliest of June 30, 2026, completion of the Food Processing spin-off, or an earlier date set by the company.
Mittelman's transition agreement provides a one-time bonus of $283,250 and severance equal to 12 months of his $566,500 base salary, subject to conditions.
The company did not disclose any compensatory grants or awards to Cerwin in connection with her appointment.
Ingredion's board elected Jason Payant, a company veteran since 2012, as Interim Chief Financial Officer effective April 1, 2026, replacing James D. Gray, whose resignation takes effect March 31, 2026. Payant will serve as the company's principal financial officer while keeping his current role as Vice President, Finance, Global Texture & Healthful Solutions.
Jason Payant, age 55, named Interim CFO effective April 1, 2026; board action taken March 18, 2026
Succeeds James D. Gray, whose resignation as CFO is effective March 31, 2026
Payant will receive $25,000 per month in cash compensation during his interim service, in addition to existing pay and benefits
Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.
Briefs marked “Written later” were written in November 2026 for filings that were by then more than three weeks old, so months before mid-October 2026 hold a selection: every material 8-K of the past year for the 100 largest companies we cover and the last 15 important 8-Ks of every other one. Briefs the number check holds back are not shown or counted. Also: the last 45 days, briefs by company, A–Z and the live SEC filings wire.