# EDGAR Filing Document

**Accession Number:** 0001212545
**File Stem:** 0001628280-26-010050
**Filing Date:** 2026-2
**Character Count:** 7694
**Document Hash:** 114116075af7ca6e893a14414cdcd5b5
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-26-010050.hdr.sgml**: 20260220

**ACCESSION NUMBER**: 0001628280-26-010050

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 15

**CONFORMED PERIOD OF REPORT**: 20260220

**ITEM INFORMATION**: Other Events

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20260220

**DATE AS OF CHANGE**: 20260220

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** WESTERN ALLIANCE BANCORPORATION
- **CENTRAL INDEX KEY:** 0001212545
- **STANDARD INDUSTRIAL CLASSIFICATION:** STATE COMMERCIAL BANKS [6022]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-32550
- **FILM NUMBER:** 26657055

**BUSINESS ADDRESS:**
- **STREET 1:** ONE E. WASHINGTON STREET
- **CITY:** PHOENIX
- **STATE:** AZ
- **ZIP:** 85004
- **BUSINESS PHONE:** 602-389-3500

**MAIL ADDRESS:**
- **STREET 1:** ONE E. WASHINGTON STREET
- **STREET 2:** SUITE 1400
- **CITY:** PHOENIX
- **STATE:** AZ
- **ZIP:** 85004

?xml version='1.0' encoding='ASCII'? wal-20260220

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM 8-K** 

**CURRENT REPORT**

**Pursuant to Section 13 or 15(d) of the**

**Securities Exchange Act of 1934**

Date of Report (Date of earliest event reported): February 20, 2026

**WESTERN ALLIANCE BANCORPORATION** 

(Exact name of registrant as specified in its charter)

Delaware 001-32550 88-0365922 <br> (State or other jurisdictionof incorporation) (CommissionFile Number) (IRS EmployerIdentification No.)

One E. Washington Street, Phoenix, Arizona 85004

(Address of principal executive offices)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (Zip Code)

(602) 389-3500

(Registrant's telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

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| | | |
|:---|:---|:---|
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered |
| Common Stock, $0.0001 Par Value | WAL | New York Stock Exchange |
| Depositary Shares, Each Representing a 1/400<sup>th</sup> Interest in a Share of <br>4.250% Fixed-Rate Reset Non-Cumulative Perpetual Preferred Stock, Series A | WAL PrA | New York Stock Exchange |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ◻

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**ITEM 8.01. OTHER EVENTS.**

**2026 Investor Day Announcement.**

Western Alliance Bancorporation (the "Company") today announced plans to host an Investor Day on Tuesday, May 12, 2026 in New York, NY, with presentations by the Company's management team.

A live webcast and associated materials will be accessible via Western Alliance's Investor Relations website at: https://investors.westernalliancebancorporation.com on the Events & Presentations page. A replay will also be available.

Additional details, including dial-in information, will be available on the Investor Relations website referenced above closer to the event date.

**ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS.**

**(d) Exhibits.**

99.1 <u>[Press Release dated February 20, 2026](wainvestordaysavethedatere.htm)</u> <br> 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

------

**SIGNATURES**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

---

| | |
|:---|:---|
| | WESTERN ALLIANCE BANCORPORATION<br>(Registrant)<br>/s/ Vishal Idnani |
| | Vishal Idnani |
| | Chief Financial Officer |
| Date: | February 20, 2026 |

---

## Exhibit 99.1

![image_0.jpg](image_0.jpg)

Western Alliance Bancorporation to Host 2026 Investor Day on May 12 in New York City

*Leadership to discuss strategy, performance priorities and long-term outlook during live webcast*

**PHOENIX** — **Feb. 20, 2026** — Western Alliance Bancorporation (NYSE: WAL) announced today that it will host its 2026 Investor Day on Tuesday, May 12, 2026, in New York City.

During the event, members of the company's executive leadership team will provide an overview of Western Alliance's strategy, operating priorities and financial outlook, followed by a question-and-answer session.

**Event details**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• **Date:** Tuesday, May 12, 2026

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• **Time:** 8:30 a.m. Eastern Time

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• **Location:** New York City

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;• **Attendance:** In-person attendance is by invitation only

A detailed agenda, presentation materials and a live webcast will be available on the day of the event at investors.westernalliancebancorporation.com under Events & Presentations. A replay of the webcast and related materials will be archived on the site following the event.

Questions may be directed to Western Alliance Bank Investor Relations at WAInvestorDay@westernalliancebank.com.

**Disclosure**

This release contains forward-looking statements that are subject to risks, uncertainties and assumptions. Actual results may differ materially from those expressed or implied in such statements.

Factors that could cause actual results to differ materially are discussed in Western Alliance Bancorporation's filings with the Securities and Exchange Commission. The company undertakes no obligation to update any forward-looking statements, except as required by law.

**About Western Alliance Bancorporation** 

Western Alliance Bancorporation (NYSE: WAL) is one of the country's top-performing banking companies. Its primary subsidiary, Western Alliance Bank, Member FDIC, is a leading national bank for business that puts customers first, delivering tailored business banking solutions and consumer products backed by outstanding, personalized service and specific expertise in more than 30 industries and sectors. With $90 billion in assets and offices nationwide, Western Alliance has ranked as a top U.S. bank by American Banker and Bank Director since 2016. In 2024, Western Alliance Bancorporation again was #1 for Best CEO, Best CFO and Best Company Board of Directors on Extel's All-America Executive Team Midcap Banks list.

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| | |
|:---|:---|
| **Media Contact:**<br>Nicole Johnson, 602.502.9470<br>Nicole.johnson@westernalliancebank.com  | **Investors:**<br>Miles Pondelik, 602.346.7462<br>mpondelik@westernalliancebank.com |

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