PHASEBIO PHARMACEUTICALS, INC.
1 Great Valley Parkway, Suite 30
Malvern, Pennsylvania 19355
April 9, 2019
U.S. Securities and Exchange Commission
Division of Corporation Finance
100 F Street, N.E.
Washington, D.C. 20549
| Attention: | Sonia Bednarowski |
| RE: | PhaseBio Pharmaceuticals, Inc. |
Registration Statement on FormS-1
Ladies and Gentlemen:
PhaseBio Pharmaceuticals, Inc. (the “Registrant”) hereby requests that the U.S. Securities and Exchange Commission (the “Commission”) take appropriate action to cause the above-referenced Registration Statement on FormS-1 to become effective on Thursday, April 11, 2019, at 4:00 p.m., Eastern Time, or as soon thereafter as is practicable or at such later time as the Registrant may orally request via telephone call to the staff of the Commission. The Registrant hereby authorizes each of Darren DeStefano and Madison Jones of Cooley LLP, counsel to the Registrant, to make such request on its behalf.
Once the Registration Statement has been declared effective, please orally confirm that event with Darren DeStefano of Cooley LLP, counsel to the Registrant, at (703)456-8034, or in his absence, Madison Jones at (202)728-7087 or Jason Drory at (202)842-7837.
[Signature Page Follows]
| Very truly yours, | ||
| PHASEBIO PHARMACEUTICALS, INC. | ||
| By: | /s/ Jonathan P. Mow | |
| Name: | Jonathan P. Mow | |
| Title: | Chief Executive Officer | |
| cc: | John Sharp, PhaseBio Pharmaceuticals, Inc. |
Christian E. Plaza, Cooley LLP
Darren K. DeStefano,Cooley LLP
Madison A. Jones, Cooley LLP
Edwin M. O’Connor,Goodwin Procter LLP
Seo Salimi,Goodwin Procter LLP
[Company Signature Page to Acceleration Request]
