CORRESP

LOGO

11085 Torreyana Road

San Diego, CA 92121

November 1, 2021

VIA EDGAR

U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549

Attn:

Joseph McCann, Office of Life Sciences

Re:

BioAtla, Inc.

Registration Statement on Form S-1

Filed October 22, 2021

File No. 333-260440

REQUEST FOR ACCELERATION OF EFFECTIVENESS

Acceleration Request


Requested Date:		November 3, 2021
Requested Time:		4:00 p.m. Eastern Time

Ladies and Gentlemen:

Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, BioAtla, Inc. (the “Company”) hereby requests that the Securities and Exchange Commission (the “Commission”) take appropriate action to declare the Company’s Registration Statement on Form S-1 (File No. 333-260440) effective at the “Requested Date” and “Requested Time” set forth above or as soon thereafter as practicable.

The Company hereby authorizes Niki Fang, who is an attorney with the Company’s outside legal counsel, Orrick, Herrington & Sutcliffe LLP, to orally modify or withdraw this request for acceleration.

The Company requests that it be notified of such effectiveness by a telephone call to Ms. Fang at (415) 773-5540.

[Signature page follows]


Sincerely,

BIOATLA, INC.

By:		/s/ Richard Waldron
		Name: Richard Waldron
		Title: Chief Financial Officer