Company: LAZ
Filing Date: 2025-07-29
Form Type: 424B5
Source: 0001311370-25-000033
Chunk: 100

Company: Lazard, Inc.
Filing Date: 2025-07-29
Form: 424B5
Chunk 100
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 are subject to certain conditions precedent, and that the underwriter or underwriters with respect to a sale of the covered securities will be obligated to purchase all of the covered securities, if any such securities are purchased. We or any selling security holder may grant to the underwriter or underwriters an option to purchase additional securities at the public offering price, less any underwriting discount, as may be set forth in the revised prospectus or applicable prospectus supplement. If we or any selling security holder grants any such option, the terms of that option will be set forth in the revised prospectus or applicable prospectus supplement.

Underwriters, agents, brokers, or dealers may be entitled, pursuant to relevant agreements entered into with us, to indemnification by us or any selling security holder against certain civil liabilities, including liabilities under the Securities Act that may arise from any untrue statement or alleged untrue statement of a material fact, or any omission or alleged omission to state a material fact in this prospectus, any supplement or amendment hereto, or in the registration statement of which this prospectus forms a part, or to contribution with respect to payments which the underwriters, agents, brokers, or dealers may be required to make.

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### VALIDITY OF THE SECURITIES
The validity of the securities will be passed upon for us by Sullivan & Cromwell LLP, New York, NY. If the securities are being distributed in an underwritten offering, certain legal matters will be passed upon for the underwriters by counsel identified in the related prospectus supplement.

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### EXPERTS
The financial statements of Lazard, Inc. as of December 31, 2024 and 2023, and for each of the three years in the period ended December 31, 2024, incorporated by reference in this prospectus by reference to Lazard, Inc.’s annual report on Form 10-K for the year ended December 31, 2024, and the effectiveness of Lazard, Inc.’s internal control over financial reporting have been audited by Deloitte & Touche LLP, an independent registered public accounting firm, as stated in their reports. Such financial statements are incorporated by reference in reliance upon the reports of such firm given their authority as experts in accounting and auditing.

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$300,000,000</div>

#### Lazard Group LLC

#### 5.625% Senior Notes due 2035

#### Fully and