Whitehawk Therapeutics, Inc. — Director's Dealing 2018

Jul 2, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Aerpio Pharmaceuticals, Inc. (ARPO)
CIK: 0001422142
Period of Report: 2018-06-28

Reporting Person: Khuong Chau Quang (Director, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-06-28	Common Stock	P	777500	$3.85	Acquired	5193946	Indirect

Footnotes

F1: These shares of the Issuer's common stock ("Shares") were purchased in a block order at a price of $3.85.

F2: These Shares are held of record by OrbiMed Private Investments V, LP ("OPI V"). OrbiMed Capital GP V LLC ("GP V") is the general partner of OPI V, and OrbiMed Advisors LLC ("Advisors"), a registered adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP V. By virtue of such relationships, GP V and Advisors may be deemed to have voting and investment power over the securities held by OPI V and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). Advisors exercised this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho and Jonathan T. Silverstein, each of whom disclaims beneficial ownership of the Shares held by OPI V.

F3: Each of the Reporting Person, GP V and Advisors disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) of the Exchange Act, except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person, including the Reporting Person, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.