PFIZER INC — Director's Dealing 2020

Dec 16, 2020

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: BioAtla, Inc. (BCAB)
CIK: 0001826892
Period of Report: 2020-12-15

Reporting Person: PFIZER INC (10% Owner)
Reporting Person: Pfizer Ventures (US) LLC (10% Owner)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Series D Convertible Preferred Stock	$		Common Stock (2238090)		Indirect

Footnotes

F1: Each share of Series D Convertible Preferred Stock will automatically convert into shares of the Issuer's Common Stock on a 1-for-1 basis upon the closing of the Issuer's initial public offering, for no additional consideration. These share numbers reflect the 1-for-13 reverse split of the Common Stock effected by the Issuer on December 2, 2020. The Series D Convertible Preferred Stock has no expiration date.

F2: Such shares are held of record by Pfizer Ventures (US) LLC, a wholly-owned subsidiary of Pfizer Inc.