619 material Form 8-K filings that 507 companies we cover made with the SEC in December 2025, 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).
Planet Fitness priced $750 million of fixed-rate senior secured notes through a privately placed securitization, with closing expected on or around December 15, 2025. Proceeds are mainly intended to repay in full the Series 2022-1 Class A-2-I Notes, which had a principal balance of approximately $410 million as of September 30, 2025, so the deal is a refinancing that replaces existing debt rather than adding a new obligation of that size.
Two tranches: $400 million at 5.274% with a five-year anticipated repayment term, and $350 million at 5.649% with a seven-year anticipated repayment term
Proceeds to repay the Series 2022-1 Class A-2-I Notes (about $410 million principal as of September 30, 2025), fund transaction costs and reserve accounts, and for general corporate purposes that may include share repurchases
Company also expects a $75 million variable funding note facility, alongside the existing $75 million 2022-1 Class A-1 variable funding notes, with no borrowings outstanding as of September 30, 2025
Closing expected on or around December 15, 2025, subject to closing conditions; the company states there is no assurance of timing or completion
Safehold GL Holdings LLC and Safehold Inc. entered into a Second Amendment to the RCF Credit Agreement with JPMorgan Chase Bank, N.A. on December 5, 2025. The amendment aligns the revolving facility's financial covenants with those of the unsecured term loan A entered into on November 25, 2025, and sets three covenant thresholds, including a secured debt limit of 50% of total asset value.
Second Amendment dated December 5, 2025 amends the credit agreement originally dated April 12, 2024.
Covenants conformed to the November 25, 2025 unsecured term loan A facility.
Required ratios: EBITDA to annualized fixed charges of at least 1.15:1.00; unencumbered assets to unsecured debt of at least 1.25:1.00; secured debt to total asset value not exceeding 50%.
Filing does not state the facility size or amounts drawn.
American Tower completed a registered offering of $850.0 million of 4.700% senior unsecured notes maturing December 15, 2032, with about $839.5 million in net proceeds. The company plans to use the proceeds to repay debt under its $4.0 billion revolving credit facility.
Notes: $850.0 million principal, 4.700% coupon, maturing December 15, 2032
Net proceeds of approximately $839.5 million after commissions and estimated expenses
Interest paid semi-annually on June 15 and December 15, starting June 15, 2026
Proceeds earmarked to repay indebtedness under the $4.0 billion senior unsecured revolving credit facility
SWK Holdings and SWK Funding LLC signed a Sixth Amendment to their Credit Agreement with First Horizon Bank and other lenders, effective December 4, 2025. The amendment reduces aggregate lending commitments from $60.0 million to $10.0 million. The filing does not state the reason for the reduction.
Aggregate commitments under the Credit Agreement reduced from $60.0 million to $10.0 million, effective December 4, 2025.
Amendment entered into on December 4, 2025 with First Horizon Bank, as lender and agent, and other financial institutions.
The original Credit Agreement is dated June 28, 2023; the full Amendment is filed as Exhibit 10.1.
Trimble entered a new unsecured revolving credit agreement of $1.25 billion on December 4, 2025, replacing its prior facility, which was terminated with no loans outstanding. The Board also authorized a new share repurchase of up to $1.0 billion on December 3, 2025, cancelling the prior authorization that had $273 million remaining at the end of the third quarter of 2025. For shareholders, the filing shows added borrowing capacity and a new buyback program, but it does not report any change to revenue, profit or guidance.
New $1.25 billion unsecured revolving facility with Bank of America, N.A. as administrative agent; no revolving loans outstanding as of December 4, 2025
Facility matures December 4, 2030 and can be increased by up to $500.0 million, subject to conditions
Board authorized up to $1.0 billion in share repurchases on December 3, 2025, with no expiration date
Prior $1.0 billion authorization, with $273 million remaining at the end of Q3 2025, was cancelled
On December 5, 2025, Florida Power & Light Company, a NextEra Energy subsidiary, sold $650 million of 4.70% bonds due 2036 and $1.15 billion of 5.60% bonds due 2066. The filing mainly attaches legal opinions from two law firms and interactive data exhibits, which is routine for a debt sale under an existing shelf registration.
Bonds sold December 5, 2025: $650 million 4.70% due February 15, 2036 and $1.15 billion 5.60% due February 15, 2066
Bonds were registered under the Securities Act of 1933 under Registration Statement Nos. 333-278184 and related numbers
Exhibits include legal opinions from Squire Patton Boggs (US) LLP and Morgan, Lewis & Bockius LLP, both dated December 5, 2025
MDU Resources entered into forward sale agreements on December 3, 2025, covering 10,152,284 shares of common stock that were borrowed from third parties and sold to underwriters on December 5, 2025. The company can settle the agreements by December 6, 2027, and any shares issued at settlement would dilute earnings per share, so existing shareholders could see their ownership and per-share earnings affected.
Initial forward sale price is $19.04 per share, subject to adjustment for a floating interest rate factor and expected dividends.
Forward purchasers are Wells Fargo Bank, Bank of America and JPMorgan Chase Bank; underwriters have a 30-day option on 1,522,842 additional shares.
Settlement may occur on dates set by the company through December 6, 2027, and the company may settle in shares, cash or net shares.
MercadoLibre and its subsidiaries agreed on December 4, 2025 to sell $750 million of 4.900% senior unsecured notes due 2033, according to the filing. The company said the offering was 3.6 times oversubscribed and that proceeds will be used for general corporate purposes, which it says will strengthen its liquidity. The filing adds new debt to the company's balance sheet.
Notes: $750 million aggregate principal amount of 4.900% senior unsecured notes due 2033, sold to underwriters led by Citigroup, Goldman Sachs and J.P. Morgan
Demand: the company said the offering drew more than 150 institutional investors and was 3.6 times oversubscribed
Ratings: the issuer rating is BBB- from S&P and BBB- from Fitch, per the press release
Use of proceeds: general corporate purposes, according to 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.