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EX-23.1 - EXHIBIT 23.1 - OptiNose, Inc.optinoses-1mefexhibit231.htm
S-1MEF - S-1MEF - OptiNose, Inc.optinoses-1mef.htm
Exhibit 5.1

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Hogan Lovells US LLP
1735 Market Street, 23rd Floor
Philadelphia, PA 19103
T +1 267 675 4600
F +1 267 675 4601
www.hoganlovells.com


June 6, 2018

Board of Directors
OptiNose, Inc.
1020 Stony Hill Road, Suite 300
Yardley, Pennsylvania 19067
Ladies and Gentlemen:
We have acted as counsel to OptiNose, Inc., a Delaware corporation (the “Company”), in connection with its filing of (a) a registration statement on Form S-1 (File No. 333-225416) (the “Initial Registration Statement”) pursuant to the Securities Act of 1933, as amended (the “Act”), and (b) a registration statement on Form S-1 filed with the Securities and Exchange Commission pursuant to Rule 462(b) under the Act (the “462(b) Registration Statement,” and together with the Initial Registration Statement, the “Registration Statement”). This opinion letter is furnished in connection with the Company’s filing of the 462(b) Registration Statement relating to the proposed public offering of up to 575,000 shares of common stock, par value $0.001 per share, of the Company (the “Shares”), of which 287,500 shares will be sold by the Company (including 37,500 shares that may be sold pursuant to the underwriters’ option to purchase additional shares) (collectively, the “Company Shares”) and 287,500 shares will be sold by the selling stockholders (including 37,500 shares that may be sold pursuant to the underwriters’ option to purchase additional shares) (collectively, the “Stockholder Shares”). This opinion letter is furnished to you at your request to enable you to fulfill the requirements of Item 601(b)(5) of Regulation S-K, 17 C.F.R. § 229.601(b)(5), in connection with the 462(b) Registration Statement.
For purposes of this opinion letter, we have examined copies of such agreements, instruments and documents as we have deemed an appropriate basis on which to render the opinions hereinafter expressed. In our examination of the aforesaid documents, we have assumed the genuineness of all signatures, the legal capacity of all natural persons, the accuracy and completeness of all documents submitted to us, the authenticity of all original documents, and the conformity to authentic original documents of all documents submitted to us as copies (including pdfs). As to all matters of fact, we have relied on the representations and statements of fact made in the documents so reviewed, and we have not independently established the facts so relied on. This opinion letter is given, and all statements herein are made, in the context of the foregoing.
This opinion letter is based as to matters of law solely on the Delaware General Corporation Law, as amended. We express no opinion herein as to any other statutes, rules or regulations. As used herein, the term “Delaware General Corporation Law, as amended” includes the statutory provisions contained therein, all applicable provisions of the Delaware Constitution and reported judicial decisions interpreting these laws.
Based upon, subject to and limited by the foregoing, we are of the opinion that (a) following (i) execution and delivery by the Company and the selling stockholders of the Underwriting Agreement, (ii) issuance and sale of the Company Shares pursuant to the terms of the Underwriting Agreement, and (iii) receipt by the Company of the consideration for the Company Shares specified in the resolutions of the Board of Directors and the Pricing


Hogan Lovells US LLP is a limited liability partnership registered in the District of Columbia. “Hogan Lovells” is an international legal practice that includes Hogan Lovells US LLP and Hogan Lovells International LLP, with offices in: Alicante Amsterdam Baltimore Beijing Birmingham Boston Brussels Caracas Colorado Springs Denver Dubai Dusseldorf Frankfurt Hamburg Hanoi Ho Chi Minh City Hong Kong Houston Johannesburg London Los Angeles Luxembourg Madrid Mexico City Miami Milan Minneapolis Monterrey Moscow Munich New York Northern Virginia Paris Perth Philadelphia Rio de Janeiro Rome San Francisco São Paulo Shanghai Silicon Valley Singapore Sydney Tokyo Ulaanbaatar Warsaw Washington DC Associated offices: Budapest Jakarta Shanghai FTZ Zagreb. Business Service Centers: Johannesburg Louisville. For more information see www.hoganlovells.com
 

Board of Directors
OptiNose, Inc.
2
June 6, 2018


Committee of the Board of Directors, the Company Shares will be validly issued, fully paid and nonassessable and (b) the Stockholder Shares have been validly issued and are fully paid and non-assessable.
This opinion letter has been prepared for use in connection with the 462(b) Registration Statement. We assume no obligation to advise of any changes in the foregoing subsequent to the effective date of the 462(b) Registration Statement.
We hereby consent to the filing of this opinion letter as Exhibit 5.1 to the 462(b) Registration Statement and to the reference to this firm under the caption “Legal Matters” in the prospectus constituting a part of the Initial Registration Statement. In giving this consent, we do not thereby admit that we are an “expert” within the meaning of the Act.

Very truly yours,
/s/ HOGAN LOVELLS US LLP
HOGAN LOVELLS US LLP