1,853 material Form 8-K filings that 1,500 companies we cover made with the SEC in September 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).
Credit Acceptance entered consent judgments dated September 17, 2026, with the attorneys general of 40 states and the District of Columbia. The agreements resolve a 2023 New York lawsuit and a multistate investigation, without any admission of wrongdoing. The company says the payments and debt relief will not require charges beyond amounts already accrued, but the judgments remain subject to court approval.
Company to pay $60 million to a trust for consumer loss remediation and $15.5 million to the participating attorneys general
Debt relief waives all outstanding balances for certain customers with open accounts as of December 1, 2025, estimated at $634,000,000
Five-year changes to debt-collection practices and seven-year disclosure, dealer oversight and other requirements; annual compliance reports for five years
Each agreement requires court approval in its jurisdiction, and the filing gives no assurance on approval or timing
Paradium.AI entered a ten-year Strategic Platform Agreement with RTB Digital on September 14, 2026, moving its brands, revenue and traffic onto RTB's digital media platform in exchange for revenue sharing and $11.5 million in RTB stock. Separately, RTB agreed to buy about 49.5% of Paradium's shares from Simplify Inventions and MBX Capital Aren for $89,555,638, and the platform deal depends on that purchase closing and on RTB raising the needed capital.
Platform Agreement signed September 14, 2026; closing currently anticipated in Q4 2026, subject to conditions including RTB's capital raise
RTB to issue Paradium unregistered RTB common stock valued at $11.5 million, subject to closing price conditions
RTB to acquire about 49.5% of Paradium shares for $89,555,638, including $73,555,638 in cash at $3.80 per share
Simplify Inventions and MBX Capital Aren would retain about 23% of Paradium's outstanding common stock
IT Tech Packaging said its independent auditor, HCL, PLLC, resigned effective September 16, 2026, about two weeks after being engaged on September 2, 2026 to audit fiscal 2025. HCL issued no audit report during its engagement, and the filing reports no disagreements or reportable events, but the company has not yet named a replacement auditor.
HCL, PLLC resigned as independent registered public accounting firm effective September 16, 2026, after notifying the Audit Committee that day.
HCL had been engaged on September 2, 2026 to audit the fiscal year ended December 31, 2025 and issued no audit report.
No disagreements or reportable events were identified, according to the filing.
As of the filing date, the company has not engaged a successor auditor and says it intends to do so promptly.
C1 Fund Inc. disclosed that David Hytha, its Secretary, Treasurer and Chief Financial Officer, intends to retire effective December 31, 2026. The company says it intends to name a replacement before his retirement date.
David Hytha, Secretary, Treasurer and Chief Financial Officer, told the company on September 18, 2026 of his intent to retire.
Retirement is effective as of December 31, 2026.
The company intends to identify a replacement before Mr. Hytha's retirement date.
On September 17, 2026, Flux Power Holdings and its subsidiary Flux Power, Inc. entered Amendment No. 7 to their Loan and Security Agreement with Gibraltar Business Capital, LLC (GBC). The filing states the company remains in default, and GBC has reserved the right to end access to its revolving credit facility and declare all obligations immediately due. The amendment adds a requirement to complete an equity sale with net proceeds of at least $4.0 million within 50 days, which shareholders should weigh against the default and lender remedies.
The company remains in default under the Loan and Security Agreement dated July 28, 2023; GBC has allowed continued revolver access but reserved its rights to terminate commitments and accelerate obligations.
An equity sale with net proceeds of at least $4.0 million must be completed within 50 days of September 17, 2026.
The company agreed to pay GBC a non-refundable amendment fee of $135,000, in three $45,000 installments due September 17, October 17 and November 16, 2026.
The EBITDA minimum financial covenant will be amended within 90 days, and material deviations from budgets constitute an immediate event of default.
First Carolina Financial Services, Inc. said Chief Financial Officer and Chief Risk Officer Steven Deaton will retire effective January 1, 2027, after giving notice on September 14, 2026. The same filing reports the September 6, 2026 full redemption of $32.0 million in subordinated notes and preliminary net interest margin figures that were unchanged from July to August, with September estimated at the same levels.
Steven G. Deaton gave notice on September 14, 2026 of his retirement as CFO and Chief Risk Officer of the company and First Carolina Bank, effective January 1, 2027.
The company completed a full redemption of $32.0 million of Fixed to Floating Rate Subordinated Notes due December 6, 2029 on September 6, 2026.
Consolidated net interest margin was 3.34% for July and August 2026 and is estimated at 3.34% for September.
First Carolina Bank net interest margin was 3.46% in July, 3.47% in August and is estimated at 3.47% for September.
ChampionsGate Acquisition Corp, a special purpose acquisition company, entered a Business Combination Agreement on September 11, 2026, with Korean company Futuremain Co., Ltd. and related entities. At closing, Futuremain holders would receive Pubco shares valued at $80 million, and the transaction remains subject to shareholder approval, antitrust clearance and other conditions.
Agreement dated September 11, 2026; Holdco shareholders to receive Pubco shares with a deemed value of $80 million at $10.00 per share
ChampionsGate shareholders must approve the transaction; the agreement can be terminated if the deal is not completed by December 31, 2027
Closing conditions include Hart-Scott-Rodino antitrust clearance and continued Nasdaq listing
Hyperfine received a Nasdaq notice on September 17, 2026, stating its Class A common stock has closed below $1.00 per share for 30 consecutive business days, so it no longer meets the minimum bid price requirement. The stock continues to trade on The Nasdaq Global Market under HYPR, but the company must regain compliance by March 16, 2027, or face possible delisting.
Nasdaq notice dated September 17, 2026 cites closing bid price below $1.00 for 30 consecutive business days
Compliance Date is March 16, 2027, requiring at least $1.00 closing bid for 10 consecutive business days
If not compliant by then, the company may be eligible for another 180 calendar days by transferring to The Nasdaq Capital Market
Failing cure could lead to delisting notice, with a possible appeal to a Nasdaq Hearings Panel
Seer, Inc. said its President, Chief Financial Officer and Treasurer, David Horn, resigned to pursue other interests, effective October 1, 2026, and that the resignation was not due to any disagreement over operations. The board named CEO Omid Farokhzad as president and Charles Endweiss, the company's VP of Financial Planning & Analysis, as treasurer and principal financial and accounting officer, both effective the same day, so shareholders will see a change in the officer handling finance.
David Horn resigned September 14, 2026, effective October 1, 2026, to pursue other interests
Board appointed Omid Farokhzad, M.D., as President, on top of his CEO and Board Chair roles, effective October 1, 2026
Charles Endweiss, age 49 and VP of Financial Planning & Analysis since January 2021, becomes Treasurer and principal financial and accounting officer
Company offered Horn extended option exercise period of one year after his last day, subject to a separation and release agreement
Mistras Group, Inc. (NYSE: MG) agreed on September 17, 2026 to be acquired by affiliates of H.I.G. Capital for $20.35 per share in cash, an enterprise value of approximately $866 million including debt. The price represents a premium of approximately 8% and 13% to the company's 30- and 90-day volume-weighted average share prices, and the stock would stop trading on the NYSE after the deal closes, which is expected in late 2026 or early 2027. Completion requires stockholder approval and regulatory clearances, and a 40-day go-shop period runs until October 27, 2026.
Merger consideration of $20.35 per share in cash, with stock options, RSUs and PRSUs also converted to cash payments
Premium of approximately 8% and 13% to the 30- and 90-day VWAP for the period ended September 17, 2026
Company termination fee of approximately $27.5 million; Parent termination fee of approximately $49.9 million
Go-shop period ends 11:59 p.m. Eastern Time on October 27, 2026; voting and support agreements cover approximately 31% of common stock
INVE Technologies said CEO and director Kirsten Newquist will leave the CEO role effective September 21, 2026 and her Board seat effective September 30, 2026. The Board appointed James Greenwell, 67, as interim CEO effective September 21, 2026, and he will be paid through Korn Ferry at about $18,000 per week under a statement of work with an initial estimated end date of March 26, 2027.
Kirsten Newquist resigns as CEO effective September 21, 2026 and as a director effective September 30, 2026; she remains an employee through September 30, 2026.
James Greenwell appointed interim CEO effective September 21, 2026 by the Board on September 14, 2026.
Company expects to pay Korn Ferry about $18,000 per week; a non-refundable conversion fee applies if INVE hires Greenwell during the SOW or within twelve months after it ends.
The SOW's initial estimated end date is March 26, 2027, and either party may end it on two weeks' written notice.
Mesa Royalty Trust announced that no distribution will be paid for September 2026 because costs, charges and expenses tied to its royalty properties exceeded the revenue received from hydrocarbon sales, as reported by the working interest owners. The filing also states that distributions are expected to be materially reduced until the Trust builds cash reserves to $2.0 million, and that accumulated excess production costs may result in no distributions in some periods.
No distribution will be paid for September 2026.
Costs and expenses attributable to the royalty properties exceeded revenue from hydrocarbon sales, as reported by working interest owners.
Distributions are expected to be materially reduced until the Trust's cash reserves reach $2.0 million.
Accumulated excess production costs will decrease distributions and may result in no distributions in some periods.
The San Juan Basin Royalty Trust will not declare a monthly cash distribution for September 2026, citing excess production costs from prior periods and continued low natural gas prices. The Trust's balance of excess production costs rose further, and no distributions will resume until net proceeds cover that balance, a $2,000,000 reserve, and the Trust's line of credit.
No cash distribution declared for September 2026.
Cumulative excess production costs of about $12.6 million gross ($9.4 million net to the Trust), up $841,976 net from the prior month.
Average gas price for July 2026 was $2.01 per Mcf, up from $1.46 per Mcf in June 2026.
Line of credit principal is expected to reach $1,075,400 after a September draw.
Gold.com said Jill Van, its Executive Vice President and Controller, will become Chief Financial Officer on September 18, 2026, succeeding Cary Dickson, who is retiring. The Audit Committee also dismissed Grant Thornton LLP as auditor on September 14, 2026, and approved KPMG LLP for the fiscal year ending June 30, 2027. The filing reports no disagreements with Grant Thornton and no adverse or disclaimed audit opinions.
Jill Van named CFO effective September 18, 2026; she has been with the company since June 2025
Cary Dickson retires on September 18, 2026 and will serve as a consultant for 12 months
Grant Thornton dismissed September 14, 2026; its reports for fiscal 2025 and 2026 had no adverse opinion or disclaimer
KPMG LLP approved as independent auditor for the fiscal year ending June 30, 2027
On September 17, 2026, AMC Robotics entered into a Standby Equity Purchase Agreement with Ayame Asset Holdings LLC, under which the company may choose to sell up to $50 million of common stock to the investor. The company also received the first $2.22 million of up to $3.88 million in convertible promissory notes, and the filing says share sales under the agreement could cause the market price to decline, with the notes convertible at discounted prices.
The company may sell up to $50 million of newly issued common stock to Ayame Asset Holdings LLC, at its discretion, over a term of up to 24 months, subject to conditions including an effective resale registration statement.
Pre-paid advances total up to $3.88 million in 0% convertible notes maturing September 17, 2027; the first $2.22 million was funded September 17, 2026, and the second $1.66 million is pending.
Conversion is at the lower of a fixed price of $4.017 per share or 92% of the lowest five-day VWAP; assuming a $0.25 floor price, up to 200,450,000 shares could be issued.
The company issued 450,000 commitment shares on September 17, 2026, and paid a $40,000 structuring fee.
Smith Micro Software appointed founder Bill Smith as President and Chief Executive Officer on September 18, 2026, succeeding Timothy Huffmyer, who resigned as CEO on September 17, 2026, effective immediately, to pursue other opportunities. Huffmyer will remain on the Board of Directors, and the filing states that Smith's compensation has not changed. The filing also discloses several financings in which Smith or a trust he co-trustees lent money to or invested in the company between September 2025 and March 2026.
Bill Smith, age 78, was appointed President and CEO; he had served as Executive Chairman since March 2026 and as CEO from 1982 until March 2026.
Timothy Huffmyer resigned as President and CEO on September 17, 2026, effective immediately, and will continue to serve on the Board.
Related-party financings disclosed: $833,000 (September 2025 loan), about $1.5 million (November 2025 private placement), about $1,000,000 (February 2026 loan), and about $4.6 million (March 2026 closing), before expenses.
Earlier notes were repaid from proceeds of the March 2026 transaction; the filing does not report new financial results or guidance.
Adient said director Peter Carlin will resign from the board on Oct. 1, 2026, and join as vice president, finance, before becoming executive vice president and chief financial officer on Nov. 16, 2026, replacing Mark Oswald, who departs at that time. The board will shrink to seven members as of Oct. 1, and Carlin's CFO pay package includes a $820,000 base salary and a $4,250,000 target equity award for fiscal 2027.
Carlin, a director since 2018, resigns from the board on Oct. 1, 2026 and joins as vice president, finance
Carlin becomes CFO and principal financial officer effective Nov. 16, 2026, when Mark Oswald departs
CFO pay: $820,000 base salary, 100% target bonus, and $4,250,000 target equity award for fiscal 2027
Paradium.AI announced a 10-year strategic platform agreement with Roundtable (RTB) under which Roundtable would take over certain operating functions and costs and receive a percentage of revenue from Paradium.AI's media brands. Separately, Roundtable agreed to buy shares from Paradium.AI's largest shareholder, Simplify Inventions, LLC, at $3.80 per share, but Paradium.AI receives no proceeds from that sale. The agreements are not yet effective and remain subject to conditions, including Roundtable's funding requirements, with closing scheduled for Q4 2026.
Roundtable agreed to buy Paradium.AI common stock from Simplify Inventions at $3.80 per share, which would give Roundtable about 49.5% of outstanding common stock.
Simplify would retain about 23.1% of Paradium.AI's outstanding common stock after the equity transaction.
Under the Platform Agreement, Roundtable would assume certain operating costs and receive a percentage of revenue from Paradium.AI's media brands, and receive a worldwide, perpetual license to certain technology assets.
In exchange for the license, Paradium.AI would receive Roundtable common stock, subject to closing price conditions; closing is scheduled for Q4 2026 but is not assured.
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.