HARPOON THERAPEUTICS, INC.
131 Oyster Point Blvd, Suite 300
South San Francisco, CA 94080
April 21, 2020
Via EDGAR
U.S. Securities and Exchange Commission
Division of Corporation Finance
Office of Life Sciences
100 F Street, N.E.
Washington, D.C. 20549
Attn: Irene Paik
Re: | Harpoon Therapeutics, Inc. |
| Registration Statement onForm S-3 |
| Requested Date: | April 23, 2020 |
| Requested Time: | 4:00 P.M. Eastern Time |
Ladies and Gentlemen:
In accordance with Rule 461 under the Securities Act of 1933, as amended, the undersigned registrant (the “Registrant”) hereby requests that the Securities and Exchange Commission take appropriate action to cause the above-referenced Registration Statement onForm S-3 (FileNo. 333-237175) (the “Registration Statement”) to become effective on April 23, 2020, 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 Division of Corporation Finance. The Registrant hereby authorizes each of Laura Berezin, Robert Phillips and Jonie Kondracki 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 Laura Berezin of Cooley LLP at(650) 843-5128, Robert Phillips of Cooley LLP at(415) 693-2020 or Jonie Kondracki of Cooley LLP at(415) 693-2174.
[Signature page follows]