bluebird bio, Inc.
455 Grand Union Boulevard
Somerville, MA 02145
May 17, 2023
Via EDGAR
Securities and Exchange Commission
Division of Corporation Finance
Office of Finance
100 F Street, N.E.
Washington, D.C. 20549
| Re: | bluebird bio, Inc. |
Registration Statement on Form S-3
Filed May 9, 2023
File No. 333-271772
To whom it may concern:
Pursuant to Rule 461(a) under the Securities Act of 1933, as amended, bluebird bio, Inc. (the “Company”) hereby respectfully requests that the effective date of the Company’s Registration Statement on Form S-3 (File No. 333-271772) be accelerated by the Securities and Exchange Commission to 4:00 p.m. Washington D.C. time on May 19, 2023 or as soon as practicable thereafter.
* * * *
The Company requests that we be notified of such effectiveness by a telephone call to Wesley C. Holmes of Latham & Watkins LLP at (617) 948-6027 and that such effectiveness also be confirmed in writing.
| Very truly yours, | ||
| bluebird bio, Inc. | ||
| By: | /s/ Joseph Vittiglio | |
| Joseph Vittiglio | ||
| Chief Business and Legal Officer | ||
| cc: | Wesley C. Holmes, Latham & Watkins LLP |