Exhibit 8.2
Nightstar Therapeutics plc
10 Midford Place
2nd Floor
London
W1T 5BJ
United Kingdom
25 September 2018
Dear Sir/Madam,
Nightstar Therapeutics plc — FormF-1 Registration Statement
We act as English Law (as defined in paragraph 5.1(a)) legal advisers to Nightstar Therapeutics plc, a public limited company incorporated under the laws of England and Wales (the“Company” or“you”) in connection with the offering and issue by the Company (the“Offering”) of up to 4,600,000 new ordinary shares (including 600,000 new ordinary shares issuable upon exercise of the underwriters’ option granted by the Company) each of nominal value one penny per share of the Company (the“New Ordinary Shares”), each represented by one American Depositary Share of the Company (the“ADSs”and, together with the New Ordinary Shares, the“Securities”), all pursuant to the underwriting agreement to be made between the underwriters and the Company (the“Underwriting Agreement”).
We have been asked to provide you with this English Law opinion (this“Opinion”) in connection with a registration statement (as amended, the“Registration Statement”) on FormF-1 filed by the Company with the U.S. Securities and Exchange Commission (the“SEC”) pursuant to the U.S. Securities Act of 1933, as amended (the“Securities Act”) and the rules and regulations promulgated thereunder (the“Rules”).
In this Opinion, headings are for ease of reference only and shall not affect the interpretation of this Opinion and all references to paragraphs and schedules are to paragraphs and schedules of this Opinion unless the context provides otherwise.
This Opinion is limited to the matters stated herein and no opinion is implied or may be inferred beyond the matters expressly stated herein.
Osborne Clarke LLP
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