3,560 material Form 8-K filings that 2,489 companies we cover made with the SEC in October 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). 2,508 of them were written later, when past filings were added: a selection, not every 8-K of the month (see the note below).
Actinium Pharmaceuticals said Matt David, M.D., began serving as chief financial officer on October 14, 2026, succeeding no one named in the filing. He previously was chief financial officer of CorMedix Inc. and will lead finance, accounting, capital markets and investor relations.
Dr. David commenced service as CFO and principal financial officer on October 14, 2026, under an offer letter dated September 30, 2026.
Offer terms include a $450,000 annual base salary, a 40% target annual bonus, and a $150,000 sign-on bonus.
He received an option on 250,000 shares and 325,000 restricted stock units under the 2026 Employment Inducement Award Plan, adopted by the Board on September 2, 2026 without stockholder approval.
Enerpac Tool Group approved a long-term incentive program on October 13, 2026, granting performance-vesting stock awards to four named executive officers linked to its previously announced acquisition of Specialized Fabrication Equipment Group LLC (SFE Group). The awards vest based on fiscal 2028 net sales and adjusted EBITDA, and are forfeited if the acquisition does not close by November 30, 2026.
Named executive awards at target level total $510,000: Darren M. Kozik $200,000, Benjamin J. Topercer $125,000, Noah N. Popp $110,000, Eric T. Chack $75,000.
Half of each award depends on net sales goals and half on adjusted EBITDA goals for fiscal 2028; payout ranges from 0% at threshold to 200% at maximum.
All awards under the program are forfeited for no consideration if the SFE Group acquisition does not close on or before November 30, 2026.
Olema Pharmaceuticals director Dr. Gorjan Hrustanovic resigned from the board effective October 14, 2026, and from the Compensation and Science and Technology committees. The company said the resignation was not due to any disagreement over its operations, policies or practices. On October 15, 2026, the board appointed Dr. Prakash Raman to the Compensation and Science and Technology committees.
Dr. Gorjan Hrustanovic gave notice on October 12, 2026 and resigned from the board effective October 14, 2026
He also left the Compensation Committee and the Science and Technology Committee
The company said the resignation involved no disagreement on operations, policies or practices
Dr. Prakash Raman was appointed to the Compensation and Science and Technology committees effective October 15, 2026
Biomerica director David Moatazedi told the board on October 12, 2026 that he will not stand for re-election at the company's 2026 Annual Meeting of Stockholders, scheduled for December 11, 2026. The company said the decision was not the result of any dispute or disagreement with the company or the board. Moatazedi has served on the board since December 2022 and chairs the Compensation Committee.
Moatazedi informed the board on October 12, 2026 of his decision not to seek re-election
The 2026 Annual Meeting of Stockholders is set for December 11, 2026
Moatazedi chairs the Compensation Committee and also serves on the Nominating and Corporate Governance and Audit Committees
The filing states the departure was not due to any dispute or disagreement with the company or the board
Carpenter Technology said General Counsel and Secretary James D. Dee will retire effective December 31, 2026, and remain with the company through that date. The board appointed Deputy General Counsel Jed S. Freeman as Vice President, General Counsel and Secretary, effective January 1, 2027, providing a planned succession in the legal leadership role.
James D. Dee notified the company on October 12, 2026 of his decision to retire effective December 31, 2026
Jed S. Freeman, who joined the company in 2007 and is currently Deputy General Counsel, takes the role effective January 1, 2027
The company said Mr. Dee's retirement was not the result of any disagreement on operations, policies or practices
The press release announcing the change is furnished as Exhibit 99.1 under Item 7.01
Hyster-Yale's Board appointed Matthew Cornell, formerly a Stanley Black & Decker executive, as Senior Vice President and Chief Financial Officer effective November 1, 2026. CEO Rajiv K. Prasad will remain the principal financial officer until the Form 10-Q for the quarter ending September 30, 2026 is filed, after which Cornell takes over that role on November 4.
Matthew Cornell appointed SVP and CFO effective November 1, 2026
Initial base salary set at $605,000 per year, plus incentive and equity awards
Prasad serves as principal financial officer until the Q3 2026 Form 10-Q; Cornell assumes the role November 4
Cornell previously served as President and General Manager at Stanley Black & Decker from October 2022 to October 2025
Orion Group Holdings disclosed that Executive Vice President and Chief Financial Officer Alison G. Vasquez entered into a new employment agreement effective October 12, 2026, replacing her 2025 offer letter. The agreement sets a $480,000 base salary, a 75% target bonus and expanded severance terms, including enhanced payments after a change in control.
Base salary set at $480,000 per year, subject to review; target annual bonus 75% of base salary
Initial term ends December 31, 2026, renewing automatically for one-year periods
Severance without cause or for good reason: one year of salary continuation; after a change in control within 12 months, three years of salary continuation plus a lump sum of three times the most recent annual bonus
Agreement effective October 12, 2026; filed October 15, 2026, with the full text as Exhibit 10.1
Compass Minerals disclosed that director David Safran resigned on October 9, 2026, and the board accepted the resignation on October 14. The board then reduced its size to eight members, the filing says. The filing contains no financial figures or stated reason for the resignation.
David Safran delivered his resignation as a director on October 9, 2026.
The Board voted to accept the resignation on October 14, 2026.
On October 14, 2026, the Board voted to reduce its size to eight members.
Datavault AI appointed Jeffrey Tirman to its board, effective October 12, 2026, filling the seat vacated by Wendy Wilson's resignation. NYIAX designated Tirman under the Merger Agreement for its acquisition by the company, and the filing says Wilson resigned to allow that appointment, not due to any disagreement. Tirman's appointment ties board composition to the NYIAX deal, and he holds 26 million DVLT shares through his family office.
Wendy Wilson resigned from the board on October 11, 2026, effective October 12, 2026; the filing says this was not due to any disagreement.
Jeffrey Tirman was appointed to the board on October 11, 2026, effective after Wilson's resignation, and was designated by NYIAX under the Merger Agreement.
Tirman holds 26 million DVLT shares through Abri Capital Ltd., according to the press release.
As a non-employee director, Tirman receives $60,000 per year in cash compensation and a 125,000-share restricted stock award under the 2018 Plan, subject to an S-8 registration statement.
Amplitude appointed Vijaye Raji, founder and former CEO of Statsig and CTO of Applications at OpenAI, as a Class III director effective October 15, 2026, filling a newly created seat that expands the board from eight to nine members. The filing discloses his compensation and a planned indemnification agreement, and it does not report any financial results or change in guidance.
Board expanded from eight to nine directors; Raji named to Cybersecurity Committee
Annual cash retainer of $30,000 for board service plus $4,000 for Cybersecurity Committee service
Initial RSU award of $525,000 vesting in thirds on each grant anniversary; annual RSU award of $175,000
Halliburton's Board appointed David C. Hernandez, president of Hunt Consolidated, as a director on October 15, 2026, filling a vacancy and keeping the Board at 12 members. The appointment also shifts committee seats, moving Timothy A. Leach from the Audit Committee to the Compensation Committee, and gives Hernandez an initial award of 961 restricted stock units.
Hernandez joins the Board on October 15, 2026 and is appointed to the Audit Committee and the Health, Safety and Environment Committee.
The Board has determined Hernandez is independent under NYSE listing standards and designated him an audit committee financial expert.
Timothy A. Leach moves from the Audit Committee to the Compensation Committee.
Hernandez receives an initial award of 961 restricted stock units and entered into an indemnification agreement with Halliburton on October 15, 2026.
BJ's Wholesale Club Holdings promoted Bill Werner to Executive Vice President, Chief Development Officer, effective October 8, 2026, adding business-to-business operations to his real estate and fuel responsibilities, and raised his annual base salary to $800,000. The filing also discloses one-time awards approved on September 22, 2026 for Chief Financial Officer Laura Felice and Mr. Werner in recognition of the resolution of credit card interchange fee litigation in which the company was a plaintiff.
Werner promoted effective October 8, 2026 to Executive Vice President, Chief Development Officer
Annual base salary increased to $800,000; his employment agreement dated May 10, 2021 remains unchanged
September 22, 2026 one-time awards: Felice $250,000 cash; Werner $500,000 cash plus RSUs with a $500,000 grant-date value, granted September 30, 2026 and vesting on the second anniversary
Medline Inc. disclosed that director Joseph P. Baratta notified the Board on October 13, 2026 that he will resign, effective December 31, 2026. The company said the decision coincides with his previously announced departure from Blackstone Inc. and is not due to any disagreement over company operations, policies, or practices.
Joseph P. Baratta notified the Board on October 13, 2026 of his decision to resign.
Resignation is effective December 31, 2026.
Company states there was no disagreement with management related to operations, policies, or practices.
Filing was signed by Chief Legal Officer Alex M. Liberman on October 15, 2026.
Synaptics said its Vice President, Corporate Controller and Principal Accounting Officer, Esther Song, resigned effective October 28, 2026, to pursue other opportunities, and that the resignation was not due to any disagreement with the company. Kermit Nolan, a Vice President, Finance, will take over the Principal Accounting Officer role on the same date with no additional compensation. The change affects the company's accounting leadership, though the filing describes it as a planned transition.
Esther Song resigned on October 13, 2026, effective October 28, 2026, and will remain employed until then
Kermit Nolan, 67, was appointed Principal Accounting Officer effective October 28, 2026
Nolan previously served as Corporate Vice President, Chief Accounting Officer from February 2019 until retiring at the end of 2023
The filing states Song's resignation was not due to any disagreement on operations, accounting or policies
Blackstone said director Joseph Baratta notified the board on October 9, 2026 of his plan to resign, in connection with his planned retirement. His resignation takes effect December 31, 2026, and the board will shrink from eight members to seven at that time.
Joseph Baratta notified the board on October 9, 2026 of his intention to resign as a director.
Resignation is effective December 31, 2026; he serves as a director until then.
Board size will drop from eight members to seven as of the effective date.
Arrow Electronics said Eric Nowak, who has served the company for 22 years, will retire at the end of March 2027, and he will step down as President, Global Enterprise Computing Solutions, effective December 31, 2026. Rodney Clark, who previously held leadership roles at Cisco, Johnson Controls, Microsoft, and IBM, is expected to start on November 9, 2026, and will take over Nowak's duties. The filing says Nowak is retiring for personal reasons and not because of a disagreement with the company.
Eric Nowak informed the company on October 12, 2026, that he will retire at the end of March 2027 after 22 years with the company.
Nowak steps down as President, Global Enterprise Computing Solutions, effective December 31, 2026, and his duties will transfer to Rodney Clark.
Rodney Clark's employment is expected to begin November 9, 2026.
Nowak will remain an employee in an advisory role until retirement to assist with the transition; the filing says he is retiring for personal reasons.
Albertsons Companies appointed Harmit Singh, Executive Vice President and Chief Financial and Growth Officer of Levi Strauss & Co., as a director, expanding the board from 14 to 15 members. The filing also sets committee assignments for three directors named in September, which shapes how the board's oversight committees are staffed.
Singh's term runs until the 2027 annual meeting; he joins the Audit & Risk Committee and Governance, Compliance and ESG Committee effective October 26, 2026.
Singh plans to retire from Levi Strauss & Co. on November 30, 2026, after a planned transition, and serves on the Planet Fitness, Inc. board.
The Board determined Singh is independent under NYSE rules; his compensation will be pro-rated from the non-management director pay disclosed in the 2026 proxy.
William P. Boltz and Margaret M. Ham joined the Audit & Risk Committee, Boltz also the Finance Committee and Ham the Compensation Committee, and Chris Drumgoole the Technology Committee, all effective October 26, 2026.
Effective October 14, 2026, Cantor Equity Partners VII appointed Alan Riffkin as a Class I director and to its audit and compensation committees. He will receive $50,000 per year for board service, paid quarterly. The filing describes a board seat and committee roles, not an operational change.
Alan Riffkin appointed Class I director effective October 14, 2026
Riffkin also named to the audit committee and compensation committee
Board compensation of $50,000 per year, paid quarterly
Riffkin has served as a director of Cantor Equity Partners IV, Inc. since February 2026
AbbVie expanded its Board of Directors from twelve to thirteen seats on October 14, 2026, and appointed Dr. John M. Carethers as a Class II director. The Board determined he is independent under NYSE standards, and he joins the Public Policy and Sustainability Committee.
Board size increased from twelve directors to thirteen on October 14, 2026
Dr. John M. Carethers appointed as Class II director; serves as Vice Chancellor for Health Sciences at UC San Diego
Carethers named to the Public Policy and Sustainability Committee and deemed independent under NYSE rules
Compensation as an independent director is disclosed in Exhibit 10.5 to the Form 10-Q for the quarter ended March 31, 2025
Caterpillar said group president Denise Johnson will retire from the Resource Industries segment, with her transition effective November 1, 2026, and her retirement effective February 1, 2027. The board appointed Derrick York, currently president of Solar Turbines and a senior vice president, to lead the segment starting November 1, 2026. The filing describes a planned succession and does not include financial results or guidance.
Derrick York to become group president of Resource Industries effective November 1, 2026
Denise Johnson transitions to an advisory role on November 1, 2026 and retires effective February 1, 2027
Board appointed York on October 14, 2026; announcement made October 15, 2026
CEO Joe Creed said Johnson returned the segment to profitability and delivered its strongest financial performance in more than a decade
York Water Company appointed Jennifer E. Doran, 49, as Vice President of Human Resources, effective October 27, 2026. She previously served as Vice President of People and Culture at The Anstadt Company. This is an administrative officer appointment with no financial results or guidance included.
Jennifer E. Doran, age 49, appointed Vice President of Human Resources, effective October 27, 2026
Prior role: Vice President of People and Culture at The Anstadt Company from 2016 to the present, following various positions there from 1999 to 2016
Doran will be eligible for a supplemental retirement agreement and change in control agreement similar to other Named Executive Officers, except the President and CEO
Agreements to be filed as exhibits to the next Form 10-K or 10-Q after Compensation Committee approval
Sinda Ltd. said Chief Financial Officer Luis Barreto stopped serving in that role effective October 13, 2026, and that the departure is not related to any disagreement or to matters concerning the company's financial statements, operations, policies or practices. Vice President of Finance Scott Cole was named interim CFO and principal financial officer while keeping his current role as principal accounting officer. The filing also reports that Alberto C. Zinser joined the board, which was increased to nine members.
Luis Barreto ceased serving as Chief Financial Officer effective October 13, 2026.
Scott Cole, currently Vice President of Finance, was appointed Interim Chief Financial Officer effective October 13, 2026, and remains principal accounting officer.
Alberto C. Zinser, age 61, was appointed to the board on October 12, 2026; the board was increased to nine members and he has no committee assignment yet.
Super Micro Computer's board appointed Mark Long as Chief Financial Officer on October 14, 2026, effective immediately, and David Weigand ceased serving in that role. The filing sets out a $725,000 base salary, a $500,000 sign-on bonus and a $500,000 guaranteed annual cash bonus for Mr. Long, which shareholders can weigh as the company's cost of the change in its finance leadership.
Mark Long appointed CFO effective immediately on October 14, 2026; David Weigand ceased serving as CFO
Base salary of $725,000 and $500,000 sign-on bonus, which is subject to prorated repayment if he leaves before two years
Guaranteed annual cash bonus of $500,000, plus performance bonus of $225,000 to $725,000
Initial award of 120,000 restricted stock units and an option to purchase 150,000 shares, each vesting over four years, subject to Compensation Committee approval
Claritev Corporation increased its board from 11 to 12 directors and appointed Jennifer Main, a former CMS Chief Operating Officer and TARP chief financial officer, to fill the new seat effective October 15, 2026. Main also joined the Audit Committee, replacing Jason Kap on that committee. The filing describes a board addition rather than a change in financial results or guidance.
Board increased from 11 to 12 directors; Jennifer Main appointed as Class II director effective October 15, 2026
Main joins the Audit Committee; Jason Kap ceased serving on the Audit Committee
Main previously served as Chief Operating Officer of CMS from 2018 to 2021 and as Chief Financial Officer of Amalgam Rx from 2021 to 2026
Main will receive non-employee director compensation under the company's existing policy and sign the standard indemnification agreement
Verra Mobility said Chief Financial Officer Craig Conti will resign effective November 4, 2026, to pursue an opportunity in a different industry, and that the departure is not related to financial or operating results. The company is searching for a permanent CFO and expects to name an interim CFO, and it reaffirmed its 2026 full-year outlook, which it first presented on August 5, 2026.
Conti notified the company on October 8, 2026, and his last day is November 4, 2026
The board has begun a search for a permanent CFO with Spencer Stuart and expects to appoint an interim CFO
Third quarter 2026 results will be released before market open on October 30, 2026, with no conference call planned
The company reaffirmed its 2026 full-year outlook, originally presented on August 5, 2026
ManpowerGroup's board appointed President and Chief Strategy Officer Rebecca Frankiewicz as chief executive officer, effective January 1, 2027, as Jonas Prising, the current chair and CEO, retires from the CEO role and becomes Executive Chair. Frankiewicz also joins the board, which grows from eleven to twelve directors, and the filing describes a leadership succession planned by the board rather than a financial result.
Frankiewicz's annual base salary rises to $1,150,000 and her target annual cash incentive to 150% of base salary, effective January 1, 2027
Frankiewicz's 2027 target long-term incentive opportunity is $7,500,000
Prising will serve as Executive Chair through December 31, 2027, with a $1,000,000 base salary and a 2027 target long-term incentive opportunity of $5,200,000
Frankiewicz's severance protection after a change of control is increased from two to three times the sum of base salary and target bonus
J.W. Mays, Inc. promoted Controller Kevin J. Guptar to Chief Financial Officer and Treasurer on October 13, 2026, filling the role left vacant when Ward Lyke, Jr. retired on September 25, 2026. Guptar has been with the company since November 2021 and takes on the principal financial and accounting officer roles, so the change is a planned internal succession rather than a shift in direction.
Kevin J. Guptar, age 46, promoted to Chief Financial Officer and Treasurer by the Board on October 13, 2026
Annual base salary of $232,000 plus an annual discretionary bonus
Predecessor Ward Lyke, Jr. retired as CFO and Treasurer on September 25, 2026
Guptar joined Mays as Controller in November 2021 and is a New York State Certified Public Accountant
Hamilton Lane's board appointed Hartley Rogers as Co-Chief Executive Officer alongside Juan Delgado-Moreira, effective with the October 12, 2026 board action, and Erik Hirsch moved from Co-CEO to Executive Co-Chair while staying on the board. The filing also describes new compensation terms for Hirsch, including accelerated vesting on certain terminations and a new cash incentive award whose value the board has yet to set, which matters to shareholders because it could add future costs tied to his role.
October 12, 2026: board appointed Hartley R. Rogers Co-CEO alongside Juan Delgado-Moreira; Rogers remains Chairman and is no longer Executive Co-Chair
Erik R. Hirsch moved from Co-CEO to Executive Co-Chair, focused on strategic initiatives, and remains a Board member
Hirsch's terms include accelerated vesting or payment of certain awards on termination without cause or for good reason, plus a new cash incentive award with value to be determined by the Board, subject to a release of claims
The company expects to file a side letter with Hirsch as an exhibit to its Form 10-Q for the quarter ending September 30, 2026
MongoDB's board appointed Dev Ittycheria as interim president and chief executive officer effective September 28, 2026, and his employment agreement, signed October 14, 2026, sets a $500,000 base salary and a $15 million RSU grant. The company also granted CFO Michael Berry a $10 million service-vesting RSU retention award, which signals the company is locking in senior leadership during a CEO transition.
Ittycheria's pay: $500,000 base salary, $500,000 sign-on bonus, and a 70% target bonus ($350,000), prorated for fiscal 2027
Ittycheria RSU grant valued at $15 million, vesting in four quarterly installments through October 1, 2027
Berry retention RSU grant valued at $10 million, vesting in three installments from April 1, 2027 to April 1, 2028
Ittycheria's advisory agreement from October 2025 is replaced by the new employment agreement
Cantor Equity Partners V, Inc. appointed Robert Hochberg as a Class II director effective October 14, 2026, and placed him on the audit and compensation committees. Hochberg is President and CEO of Numeric Computer Systems, Inc., and the filing says he will receive $50,000 per year for board service, paid quarterly.
Robert Hochberg appointed to the board effective October 14, 2026 as a Class II director
Also named to the audit committee and compensation committee effective October 14, 2026
Board compensation of $50,000 per year, paid quarterly
Hochberg has been President of Numeric Computer Systems since June 1984 and CEO since November 1994
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.