13G Filing: VenBio Select Advisor and Mirati Therapeutics Inc. (MRTX)

1

NAME OF REPORTING PERSON

venBio Select Advisor LLC

2

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a) ¨

(b) þ

3

SEC USE ONLY

4

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH:

5

SOLE VOTING POWER

3,748,101 (including 37,500 shares of Common Stock
issuable upon exercise of Warrants)

6

SHARED VOTING POWER

0

7

SOLE DISPOSITIVE POWER

3,748,101 (including 37,500 shares of Common Stock
issuable upon exercise of Warrants)

8

SHARED DISPOSITIVE POWER

0

9

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

3,748,101 (including 37,500 shares of Common Stock
issuable upon exercise of Warrants)

10

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

¨

11

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

14.99%

12

TYPE OF REPORTING PERSON

OO, IA

Page 2 of 7 – SEC Filing

1	NAME OF REPORTING PERSON venBio Select Advisor LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) ¨ (b) þ
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:	5	SOLE VOTING POWER 3,748,101 (including 37,500 shares of Common Stock issuable upon exercise of Warrants)
	6	SHARED VOTING POWER 0
	7	SOLE DISPOSITIVE POWER 3,748,101 (including 37,500 shares of Common Stock issuable upon exercise of Warrants)
	8	SHARED DISPOSITIVE POWER 0
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,748,101 (including 37,500 shares of Common Stock issuable upon exercise of Warrants)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES			¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 14.99%
12	TYPE OF REPORTING PERSON OO, IA