Official announcements (8-K)

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn October 21, 2026, Stifel Financial Corp. (the “Company”) reported its financial results for the quarter ended September 30, 2026. A copy of the press release containing this information is attached as Exhibit 99.1 to this Report on Form 8-K. In addition, a copy of the Company’s Financial Supplement for the quarter ended September 30, 2026, is attached as Exhibit 99.2 to this Report on Form 8-K. On Wednesday, October 21, 2026, at 9:30 a.m. Eastern time, the Company will hold a conference call to discuss its financial results and other related matters. A copy of the presentation for the conference call is attached as Exhibit 99.3 to this Report on Form 8-K. The exhibits …

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn September 24, 2026, Stifel Financial Corp. (the “Company”) issued a press release to disclose selected operating results for August 31, 2026. A copy of the press release is attached as Exhibit 99.1 to this Report on Form 8-K, and is incorporated by reference. The exhibit is being furnished pursuant to Item 2.02, and the information contained therein shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn August 27, 2026, Stifel Financial Corp. (the “Company”) issued a press release to disclose selected operating results for July 31, 2026. A copy of the press release is attached as Exhibit 99.1 to this Report on Form 8-K, and is incorporated by reference. The exhibit is being furnished pursuant to Item 2.02, and the information contained therein shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn July 22, 2026, Stifel Financial Corp. (the “Company”) reported its financial results for the quarter ended June 30, 2026. A copy of the press release containing this information is attached as Exhibit 99.1 to this Report on Form 8-K. In addition, a copy of the Company’s Financial Supplement for the quarter ended June 30, 2026, is attached as Exhibit 99.2 to this Report on Form 8-K. On Wednesday, July 22, 2026, at 9:30 a.m. Eastern time, the Company will hold a conference call to discuss its financial results and other related matters. A copy of the presentation for the conference call is attached as Exhibit 99.3 to this Report on Form 8-K. The exhibits are being …

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn June 25, 2026, Stifel Financial Corp. (the “Company”) issued a press release to disclose selected operating results for May 31, 2026. A copy of the press release is attached as Exhibit 99.1 to this Report on Form 8-K, and is incorporated by reference. The exhibit is being furnished pursuant to Item 2.02, and the information contained therein shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsAs described in more detail below under Item 5.07, on June 9, 2026, the shareholders of Stifel Financial Corp. (the “Company”) approved amendments to the Stifel Financial Corp. 2001 Incentive Stock Plan (2018 Restatement) (the “Plan”). The material terms of the Plan are summarized in the Company’s Definitive Proxy Statement on Schedule 14A, filed with the Securities and Exchange Commission on April 29, 2026. The description of the Plan is qualified in its entirety by the full text of the Plan, attached hereto as Exhibit 10.1 and incorporated herein by reference.

Changed its company rules or financial year (Item 5.03)

Changes to the company's rules or the dates of its financial year.

In the company's wordsAs described in more detail below under Item 5.07, on June 9, 2026, the Company’s shareholders approved an increase in the total number of shares of stock authorized from 197,000,000 to 294,000,000; and an increase in the number of shares of common stock authorized from 194,000,000 to 291,000,000. On June 9, 2026, the Company filed the First Amendment to the Second Restated Certificate of Incorporation with the Secretary of the State of Delaware, which is attached hereto as Exhibit 3.1 and incorporated by reference herein.

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

In the company's wordsThe Annual Meeting of Shareholders of the Company was held on June 9, 2026 to (i) elect twelve members of the Board of Directors; (ii) approve, on an advisory basis, the compensation of the named executive officers of the Company, as disclosed in the Company’s Proxy Statement; (iii) approve the adoption of an amendment to the Company’s Certificate of Incorporation to increase the number of shares of common stock authorized for issuance; (iv) approve the adoption of an amendment to the Stifel Financial Corp. 2001 Incentive Stock Plan (2018 Restatement) to increase capacity by 9,000,000 shares, including 175,000 shares to be reserved for non-employee directors; and (v) …

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn May 28, 2026, Stifel Financial Corp. (the “Company”) issued a press release to disclose selected operating results for April 30, 2026. A copy of the press release is attached as Exhibit 99.1 to this Report on Form 8-K, and is incorporated by reference. The exhibit is being furnished pursuant to Item 2.02, and the information contained therein shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn April 22, 2026, Stifel Financial Corp. (the “Company”) reported its financial results for the quarter ended March 31, 2026. A copy of the press release containing this information is attached as Exhibit 99.1 to this Report on Form 8-K. In addition, a copy of the Company’s Financial Supplement for the quarter ended March 31, 2026, is attached as Exhibit 99.2 to this Report on Form 8-K. On Wednesday, April 22, 2026, at 9:30 a.m. Eastern time, the Company will hold a conference call to discuss its financial results and other related matters. A copy of the presentation for the conference call is attached as Exhibit 99.3 to this Report on Form 8-K. The exhibits are being …

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn March 26, 2026, Stifel Financial Corp. (the “Company”) issued a press release to disclose selected operating results for February 28, 2026. A copy of the press release is attached as Exhibit 99.1 to this Report on Form 8-K, and is incorporated by reference. The exhibit is being furnished pursuant to Item 2.02, and the information contained therein shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn February 26, 2026, Stifel Financial Corp. (the “Company”) issued a press release to disclose selected operating results for January 31, 2026. A copy of the press release is attached as Exhibit 99.1 to this Report on Form 8-K, and is incorporated by reference. The exhibit is being furnished pursuant to Item 2.02, and the information contained therein shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

In the company's wordsThe information set forth in Item 2.03 of this Current Report on Form 8-K is incorporated herein by reference.

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

In the company's wordsOn February 4, 2026, Stifel Financial Corp. (“Stifel”) entered into the Amended and Restated Credit Agreement (the “Amended and Restated Credit Agreement”) with respect to its existing unsecured Credit Agreement, dated September 27, 2023, (the “Credit Agreement”), among Stifel and Stifel Nicolaus & Company, Incorporated (“Stifel Nicolaus”, and together with Stifel, the “Borrowers”) and a syndicate of lenders led by Bank of America, N.A., as administrative agent. Concurrently with, and conditional upon, the effectiveness of the Amended and Restated Credit Agreement, all of the commitments under the Borrowers existing Credit Agreement were terminated. The Amended and …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn January 28, 2026, Stifel Financial Corp. (the “Company”) reported its financial results for the quarter ended December 31, 2025. A copy of the press release containing this information is attached as Exhibit 99.1 to this Report on Form 8-K. In addition, a copy of the Company’s Financial Supplement for the quarter ended December 31, 2025, is attached as Exhibit 99.2 to this Report on Form 8-K. On Wednesday, January 28, 2026, at 9:30 a.m. Eastern time, the Company will hold a conference call to discuss its financial results and other related matters. A copy of the presentation for the conference call is attached as Exhibit 99.3 to this Report on Form 8-K.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn January 26, 2026, the Company’s Board of Directors declared a three-for-two stock split in the form of a 50% stock dividend to be distributed on February 26, 2026, to shareholders of record as of the close of business on February 12, 2026. Shareholders will receive one additional share of Company common stock for every two shares owned as of the close of business on the record date. Cash will be distributed in lieu of fractional shares based on the closing price on the record date. The exhibits are being furnished pursuant to Item 2.02, and the information contained therein shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of …

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Changed its auditor (Item 4.01)

Changing auditor is often routine, but can signal a disagreement about the accounts.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.