1,298 material Form 8-K filings that 1,057 companies we cover made with the SEC in April 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).
Broadcom said Chief Financial Officer Kirsten Spears will retire and resign as CFO and Chief Accounting Officer effective June 12, 2026. The board appointed Amie Thuener, previously Vice President, Corporate Controller and Chief Accounting Officer at Alphabet, to succeed her, with Thuener expected to join on May 4, 2026.
Kirsten M. Spears retires as CFO and Chief Accounting Officer effective June 12, 2026; she will consult for the company until March 15, 2027
Amie Thuener, age 51, to become CFO effective June 12, 2026, with a $700,000 base salary and a 100% target bonus
Thuener receives a $1,000,000 sign-on cash bonus and expected grants of 50,000 RSUs and 50,000 PSUs at target on June 15, 2026
Sysco said its Executive Vice President and Chief Information and Digital Officer, Tom Peck, resigned, effective April 10, 2026, to take a role in a different industry. The filing states there were no disagreements with the company on its operations, policies, or practices.
Tom Peck gave notice of resignation on March 27, 2026, effective April 10, 2026.
Peck is leaving to accept another opportunity in a different industry.
The filing states there were no disagreements between Sysco and Peck on operations, policies, or practices.
Harmonic Inc. disclosed that director Dan Whalen resigned from its Board of Directors effective March 31, 2026, citing potential conflicts of interest from a new role at another company. The filing states the resignation was not due to any disagreement with Harmonic on its operations, policies or practices.
Dan Whalen notified Harmonic of his resignation on March 31, 2026, effective the same day
Resignation cited potential conflicts of interest from his acceptance of a new role at another company
Whalen had served on the Board since 2024, after an earlier term from 2021 to 2023, and sat on the Audit and Compensation Committees
The filing states no disagreement with Harmonic on operations, policies or practices
Tyson Foods said Phillip Thomas will become Vice President, Controller and Chief Accounting Officer effective April 6, 2026, replacing Lori Bondar in that role. Bondar will stay on as Senior Vice President to help with the handover and plans to retire before the end of this fiscal year. The change concerns the company's top accounting role, but the filing discloses no financial results or effect on operations.
Phillip Thomas, 51, takes the Vice President, Controller and Chief Accounting Officer role effective April 6, 2026.
Thomas has been Vice President and Controller since December 2023 and previously held the chief accounting officer title from July 2020 to December 2023.
Thomas's base salary is $360,574, with a target annual incentive of 55% of base salary and a long-term incentive target of $175,000.
Lori Bondar steps down as Chief Accounting Officer and plans to retire before the end of this fiscal year.
Alphabet Inc. disclosed that Amie Thuener O'Toole, its Vice President, Corporate Controller and Principal Accounting Officer, resigned, effective April 9, 2026, to pursue another professional opportunity. The filing states her decision did not result from any disagreement with the company on its operations, policies, or practices.
Amie Thuener O'Toole notified Alphabet of her resignation on March 30, 2026.
Her resignation takes effect April 9, 2026.
She is leaving to pursue another professional opportunity; the filing states no disagreement with the company led to the decision.
Booking Holdings appointed Caroline Sullivan as Senior Vice President, Chief Accounting Officer, and Controller, effective April 29, 2026. Her pay package includes a $525,000 base salary, a 75% target bonus, and about $2.3 million in equity and signing awards, which shareholders can track in future proxy and filing disclosures.
Effective date: April 29, 2026; Ms. Sullivan, age 57, previously served as Vice President, Procurement and Real Estate at Elevance Health from June 2025 to March 2026.
Compensation: initial annual base salary of $525,000, target annual bonus of 75% of base salary, and a $300,000 signing bonus.
Equity: RSU grants of $1,000,000 and a new hire RSU grant of $1,000,000, both expected in May 2026, plus a PSU grant with a target grant-date value of $1,000,000 expected in March 2027.
Severance if terminated without cause (subject to a release of claims): one times base salary and target annual bonus, plus 12 months of health benefits.
Grocery Outlet Holding Corp. increased its board from ten to twelve directors and appointed Frances L. Allen and Felicia D. Thornton, effective April 1, 2026. The filing reports no financial results, guidance, or transaction terms, so the change is an governance update for shareholders rather than a change in company performance.
Board expanded from ten to twelve directors; Allen and Thornton appointed effective April 1, 2026.
Both directors were determined by the Board to be independent under Nasdaq requirements.
Each director's term effectively expires at the 2026 annual meeting, when the Board is declassified.
Press release dated April 2, 2026 (Exhibit 99.1) announced the appointments.
AAON announced that Andy Cheung will join as Executive Vice President and Chief Financial Officer on April 20, 2026, succeeding Rebecca Thompson, who becomes Chief Accounting Officer on the same date. The filing also discloses a General Counsel role filled by Luke Bomer, who started April 1, and a compensation package for Cheung that includes a $525,000 base salary and a $300,000 cash award repayable if he leaves within 18 months.
Andy Cheung joins April 20, 2026 as EVP and CFO; he previously was EVP and CFO of Commercial Vehicle Group Inc. for the past three years
Cheung's 2026 target annual incentive is $341,250 and target long-term incentive is $787,500, plus a one-time equity grant valued at $1,500,000
Rebecca Thompson, CFO since 2021, moves to Chief Accounting Officer effective April 20, 2026
Luke Bomer joined April 1, 2026 as General Counsel, a newly created role
Landstar System said its Vice President, General Counsel and Secretary, Michael K. Kneller, will resign on May 8, 2026 to join a law firm. The company named Vallie S. Dugas, currently Vice President and Assistant General Counsel, as interim successor effective the same day, so the legal leadership change is planned and filing does not indicate any financial effect.
Michael K. Kneller, an executive officer since 2005, resigns effective May 8, 2026 to join Scopelitis, Garvin, Light, Hanson & Feary, P.C.
Vallie S. Dugas becomes Interim Vice President, General Counsel and Secretary effective May 8, 2026.
The filing does not describe any change to financial results, guidance or compensation.
Illumina said three directors, Frances Arnold, Robert S. Epstein and Gary S. Guthart, will retire from its Board effective May 21, 2026, the date of the 2026 annual meeting. The company said the retirements are not the result of any disagreement with the company or the Board, and the Board has nominated David P. King for election at that meeting. The filing does not include financial results or guidance, so the change is a governance matter for shareholders to weigh.
Drs. Frances Arnold, Robert S. Epstein and Gary S. Guthart intend to retire as directors effective May 21, 2026
The filing states the retirements are not due to any dispute or disagreement with the company or Board
The Board has nominated David P. King for election as a director at the 2026 annual meeting
King is the former Executive Chairman and CEO of Laboratory Corporation of America Holdings
Tripadvisor said Chief Legal Officer and Secretary Seth Kalvert will leave his positions effective May 1, 2026. The company said the departure is not the result of any disagreement over operations, policies, or practices, and it will be treated as a Qualifying Termination under its executive severance plan. Kalvert has agreed to provide transition and advisory services, with terms still to be agreed.
Seth Kalvert leaves the Chief Legal Officer and Secretary roles effective May 1, 2026.
The departure is treated as a Qualifying Termination under the Amended and Restated Executive Severance Plan; the filing does not state severance amounts.
The company says the departure does not stem from any disagreement on operations, policies, or practices.
Kalvert will remain available in an advisory capacity; the terms have not yet been set.
Harmony Biosciences appointed director Peter Anastasiou as Senior Executive Vice President and Chief Operating Officer effective April 2, 2026, and he resigned from the board. The board filled the vacancy with Troy Ignelzi, and director Antonio Gracias will not stand for re-election, with Geno J. Germano nominated to the board. The filing covers executive and board changes only and reports no financial results, so the effect on shareholders depends on how the new leadership executes the company's plans.
Peter Anastasiou named COO effective April 2, 2026, with a $600,000 base salary and a 55% target annual bonus
Anastasiou's option award has an aggregate grant date fair value of $3,700,000, vesting over four years
Troy Ignelzi appointed Class III director April 2, 2026; joins Audit and Compensation committees effective May 14, 2026
Antonio Gracias will not stand for re-election; Geno J. Germano nominated for election at the 2026 annual meeting
Westlake said Executive Vice President Robert F. Buesinger, who leads the Performance & Essential Materials segment, is retiring and moving to a Special Advisor role to the President effective April 2, 2026. The board named Brian Powers as Senior Vice President and segment head on the same date, so the segment leadership changes hands without a stated gap.
Robert F. Buesinger moves from Executive Vice President to Special Advisor to the President, effective April 2, 2026
Brian Powers appointed Senior Vice President, Performance & Essential Materials Segment Head, effective April 2, 2026
Sally Beauty's CFO Marlo Cormier is leaving the company effective April 11, 2026, to pursue other opportunities, and the Board has named Adrianne Lee, formerly President and CFO of Bed Bath & Beyond, as CFO effective April 28, 2026. Chief Accounting Officer Kim McIntosh will serve as principal financial officer in the interim. The company also reaffirmed its second quarter and fiscal year 2026 guidance, which signals no change to its outlook.
Marlo Cormier's resignation is effective April 11, 2026; the filing says it was not the result of any disagreement with the company.
Cormier's separation package includes a gross payment of $881,250 (15 months' salary) and 15 months of COBRA health subsidy.
Adrianne Lee's base salary is $725,000, with a 75% target bonus and a $1,850,000 supplemental equity grant for fiscal year 2026.
The company reaffirmed its guidance for the second quarter and fiscal year 2026, previously provided on February 9, 2026.
ESAB appointed R. Brent Jones, formerly CFO of Avantor, as Executive Vice President and Chief Financial Officer, effective early May 2026, succeeding Kevin Johnson, who is leaving to pursue a CFO role at a privately held company. The company also reaffirmed its 2026 guidance for core sales, core aEBITDA and core aEPS, previously announced February 2, 2026, and said it expects the low end of its core organic sales growth guidance and has paths to the high end.
R. Brent Jones, age 56, joins as CFO effective early May 2026; CEO Shyam Kambeyanda serves as interim principal financial officer until then
Jones's annual base salary is $660,000, with a 80% target bonus, a $1,800,000 target annual equity award, a $1,000,000 transition bonus and a $3,000,000 target RSU grant
Julie Han was named Chief Accounting Officer and Corporate Controller effective April 1, 2026, after Renato Negro resigned with a last day expected April 3, 2026
ESAB reaffirmed its 2026 guidance ranges, previously announced February 2, 2026
Two Global Net Lease board members, P. Sue Perrotty and Governor Edward Rendell, will retire when their current terms end at the 2026 annual meeting of stockholders. The company says the decisions are for personal reasons and not the result of disagreements over operations, policies or practices. If all eight nominees are elected, the board will have eight members going forward.
Perrotty and Rendell notified the company on April 1, 2026, of their decisions to retire at the conclusion of the 2026 Annual Meeting.
Perrotty served 11 years and Rendell 14 years; the chairperson credited them with leadership through the 2023 merger and internalization.
If all eight nominees are elected, the board will consist of eight members.
The company cited personal reasons, not disagreements with the company.
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.