924 material Form 8-K filings that 737 companies we cover made with the SEC in January 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).
Toll Brothers said Chairman and CEO Douglas Yearley will become Executive Chairman on March 30, 2026, and Executive Vice President Karl Mistry will succeed him as CEO on that date. Mistry is also expected to join the Board on or about the same date, and the filing lists his base salary, bonus target and equity award. The change is a planned succession, and the filing reports no change to financial results or guidance.
Karl K. Mistry, a Toll Brothers employee since 2004, becomes CEO effective March 30, 2026.
Mistry's compensation includes a $1,000,000 base salary, a $2,250,000 targeted annual cash bonus and a $4,250,000 annual equity award.
Douglas C. Yearley, Jr., CEO since 2010, will remain as Executive Chair of the Board and is expected to receive $6,600,000 in total compensation starting in fiscal 2027.
Effective January 1, 2026, Topgolf Callaway Brands completed the sale of a 60% stake in its Topgolf and Toptracer businesses to affiliates of Leonard Green & Partners for about $800 million in net proceeds. The company used $1 billion of the proceeds to repay term loan B borrowings, authorized a $200 million stock repurchase program, and retains a 40% stake in Topgolf. For shareholders, the deal lowers the company's debt and adds a buyback, but the company gives up majority ownership of Topgolf.
Purchase price for the Topgolf equity interests was $660 million; net proceeds including related financing were about $800 million, subject to later adjustments
Company repaid $1 billion of term loan B borrowings; about $480 million of debt remained immediately after, with about $680 million of unrestricted cash
Board authorized repurchases of up to $200 million of common stock, with no required number of shares
Corporate name to change back to Callaway Golf Company on or about January 15, 2026; NYSE ticker to change from MODG to CALY on or about January 16, 2026
Constellation Energy completed its acquisition of Calpine Corporation on January 7, 2026, and Calpine's senior notes and CCFC term loan remain outstanding obligations of its subsidiaries. Former Calpine stockholders who received Constellation shares obtained registration rights, and half of those shares are locked up until June 30, 2026, with the rest locked up until June 30, 2027, which could affect share supply in 2026 and 2027.
Acquisition of Calpine from Energy Capital Partners closed January 7, 2026; the combined company cites 55 gigawatts of capacity and 2.5 million retail and business customers
Calpine remains issuer of $1,400 million 5.125% Senior Notes due 2028 and $1,250 million 4.500% Senior Secured Notes due 2028, among other notes
CCFC term loan, originally dated December 15, 2017, remains in place; the notional principal was increased to $1.875 billion in September 2024
Company must file a Form S-3 registration statement on the closing date to register resale of shares issued to former Calpine holders
Healthcare Realty Trust appointed Daniel Gabbay, a former RBC Capital Markets managing director covering healthcare REITs, as executive vice president and chief financial officer effective January 12, 2026. CFO Austen Helfrich is leaving the same day, and the company expects to record a charge of approximately $5 million for the quarter ending March 31, 2026, related to his separation. The company said there is no change to its previously issued 2025 Normalized FFO guidance.
Daniel Gabbay becomes EVP and CFO effective January 12, 2026; he previously served as a managing director at RBC Capital Markets and Barclays.
Austen Helfrich, CFO since October 2024, departs effective January 12, 2026, under the termination other than for cause provisions of his employment agreement.
Gabbay's employment terms include a $500,000 base salary, a $625,000 target annual cash incentive, $1,375,000 in 2026 target equity awards, a $2,750,000 make-whole restricted stock award and $300,000 in relocation benefits.
The company expects a charge of approximately $5 million for the quarter ended March 31, 2026, tied to Helfrich's separation.
AbbVie said its fourth-quarter 2025 results will include $1.3 billion in pre-tax acquired IPR&D and milestones expense, which lowers both GAAP and adjusted diluted EPS by $0.71. The company's full-year 2025 adjusted EPS guidance now falls to $9.90-$9.94 from $10.61-$10.65 excluding the charge, and results for the quarter have not been finalized.
Q4 2025 acquired IPR&D and milestones expense: $1.3 billion pre-tax ($1,265 million), reducing EPS by $0.71
Full-year 2025 adjusted diluted EPS guidance: $9.90-$9.94, including the Q4 expense, versus $10.61-$10.65 previously announced on October 31, 2025 excluding it
Q4 2025 adjusted diluted EPS guidance: $2.61-$2.65, versus $3.32-$3.36 before the expense; figures are preliminary and subject to closing procedures
Cogent Communications amended CEO David Schaeffer's employment agreement on December 31, 2025, extending the term through December 31, 2028 and setting a new salary, cash incentive and equity award structure. The filing also discloses retention restricted stock awards to three other senior officers, which vest on January 1, 2029.
New annual salary of $1 million and target annual cash incentive capped at $1.25 million, paid only if EBITDA growth is above zero
Schaeffer received 229,657 time-vesting and 321,520 performance-vesting restricted shares for 2026, valued at $5 million and $7 million respectively
CFO Thaddeus G. Weed, Chief Legal Officer John B. Chang and Chief Revenue Officer Mark Andrew Harris each received 100,000 restricted shares retention awards
Atmus Filtration Technologies completed its acquisition of Koch Filter Corporation for approximately $450 million in cash, subject to customary adjustments, and entered an amended credit agreement providing a $1.0 billion term loan and a $500 million revolving credit facility maturing January 7, 2031. The new debt replaces the prior $600 million term loan, of which about $570 million was outstanding, and funds part of the acquisition, so shareholders will see higher borrowing and a new Industrial Solutions segment.
Koch Filter acquisition closed January 7, 2026, for approximately $450 million in cash, subject to purchase price adjustments.
Credit facilities total $1.5 billion: $1.0 billion term loan and $500 million revolver, both maturing January 7, 2031.
Term loan will be fully drawn to refinance the prior term loan (about $570 million outstanding), help fund the acquisition and cover fees.
Financial covenants require a Total Leverage Ratio of no more than 4.00 to 1.00 and an Interest Coverage Ratio of at least 3.00 to 1.00.
Alaska Airlines finalized an order with Boeing for 53 incremental 737-10 aircraft and exercised 52 737-10 options, plus five 787 options, all dated December 31, 2025. The company also added options for 35 more 737-10 aircraft, and the filing does not disclose a purchase price. The deliveries extend Alaska's aircraft delivery stream through 2035 and support its fleet growth plans.
53 incremental and 52 option 737-10 aircraft scheduled for delivery between 2028 and 2035
Five 787 option aircraft exercised for delivery between 2031 and 2032
35 additional 737-10 option aircraft added to the purchase agreement
Company plans to file the supplemental agreements with its 2025 Form 10-K
NRG Energy's board named Executive Vice President Robert Gaudette as President effective immediately and as Chief Executive Officer effective April 30, 2026, the date of the company's annual meeting. Lawrence Coben, the current CEO and Chair, will give up the President role now and leave the CEO and Chair posts on April 30, 2026, after which he will serve as an advisor through the end of 2026. The filing does not yet disclose Gaudette's compensation, which the company says it will provide in an amended filing.
Robert Gaudette, currently EVP of NRG Business and Wholesale Operations, was appointed President on January 6, 2026 and becomes CEO on April 30, 2026.
Lawrence Coben resigns as President immediately, remains CEO and Chair through April 30, 2026, and then serves as an advisor through the end of fiscal 2026.
Antonio Carrillo, a director since 2019, will succeed Coben as Chair effective April 30, 2026.
Gaudette's compensation has not been finalized; the company says it will file an amendment to this report once it is available.
CoStar Group issued its 2026 financial outlook and medium-term targets and announced a new $1.5 billion share repurchase program and a new executive compensation program. The company expects 2026 revenue of $3.78 billion to $3.82 billion and Adjusted EBITDA of $740 million to $800 million, and plans to reduce net investment in Homes.com by more than $300 million in 2026. The filing also amends CEO Andrew Florance's employment agreement and adopts an Executive Severance Plan.
2026 revenue guidance of $3.78 billion to $3.82 billion, about 18% growth over the midpoint of prior 2025 guidance
2026 net income guidance of $175 million to $215 million, or $0.42 to $0.52 per diluted share; Adjusted EBITDA guidance of $740 million to $800 million
New $1.5 billion share repurchase program, following the accelerated completion of a $500 million program in 2025
Net investment in Homes.com expected to fall by more than $300 million in 2026, from $850 million in 2025; CEO employment agreement amended effective January 1, 2026 to delete a legacy tax gross-up provision
Apogee Enterprises' Chief Financial Officer, Matthew J. Osberg, resigned on January 2, 2026, with his last day set for January 16, 2026. The company named Mark Augdahl, its Chief Accounting Officer since 2023, as interim CFO effective January 7, 2026, and said it will search for a permanent successor.
Matthew J. Osberg tendered his resignation as EVP and CFO on January 2, 2026; last day is January 16, 2026.
Mark Augdahl, 60, becomes interim CFO and Principal Financial and Principal Accounting Officer effective January 7, 2026.
Augdahl has held finance leadership roles at the company and its subsidiaries for 25 years, including prior interim CFO service.
The filing includes a press release (Exhibit 99.1) on the CFO transition, furnished under Regulation FD rather than filed.
Cal-Maine Foods reported fiscal 2026 second-quarter results for the period ended November 29, 2025. Net sales fell 19.4% to $769.5 million, and diluted earnings per share fell 52.3% to $2.13, as shell egg selling prices dropped 26.5%. The company also said it will pay a dividend of approximately $0.72 per share and repurchased $74.8 million of its stock during the quarter.
Net sales were $769.5 million, down 19.4% from $954.7 million a year earlier.
Net income attributable to Cal-Maine Foods was $102.8 million, down 53.1%; diluted EPS was $2.13 versus $4.47.
Shell egg sales fell 28.1%, with selling prices 26.5% lower and sales volume 2.2% lower.
Dividend of approximately $0.72 per share is payable February 12, 2026, to holders of record on January 28, 2026.
CF Industries said its executive vice president and chief financial officer, Gregory Cameron, will leave the company effective February 15, 2026, by mutual agreement. The company named Richard Hoker, its vice president and corporate controller, as interim CFO effective the same day, and has started a search for a permanent CFO.
Gregory D. Cameron, CFO, separates from the company effective February 15, 2026; agreement reached January 5, 2026
Richard A. Hoker, 61, named interim CFO effective February 15, 2026, until a successor is appointed
Hoker has been vice president and corporate controller and chief accounting officer since November 2007
No compensation decisions have been made yet; existing arrangements for both executives remain in effect
National Bank Holdings Corp completed its acquisition of Vista Bancshares, Inc. on January 7, 2026, merging Vista into NBHC and combining Vista Bank with NBH Bank. The company says the deal gives it about $12.6 billion in pro forma assets and $10.7 billion in pro forma deposits, and Vista shareholders will own about 16% of NBHC on a fully diluted basis.
Vista shareholders receive 3.1161 NBHC Class A shares plus $31.62 cash per share, with a $151.68 merger consideration value used for options and warrants.
About $84.8 million of cash consideration goes to Vista shareholders, pending adjustment; $9.5 million is held in escrow until the tangible common equity adjustment is final.
Total transaction value is about $377.4 million based on the January 6, 2026 NBHC closing price.
Board size rose to 10 with the appointment of Kirk A. McLaughlin, former Vista director; CEO Tim Laney and President Aldis Birkans received restricted stock awards.
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.