13D Filing: Baker Bros. Advisors and Aquinox Pharmaceuticals Inc (NASDAQ:AQXP)

Page 2 of 8 – SEC Filing

CUSIP No.    03842B101 Page   2   of  8   Pages

1.

NAMES OF REPORTING PERSONS

Baker Bros. Advisors LP

2.

CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

(a)
p

(b) p

3.

SEC USE ONLY

4.

SOURCE OF FUNDS*

OO

5.

CHECK
BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) or 2(e)
o

6.

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH

7.

SOLE VOTING POWER 10,934,154

8.

SHARED VOTING POWER: 0

9.

SOLE DISPOSITIVE POWER: 10,934,154

10.

SHARED DISPOSITIVE POWER: 0

11.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
10,934,154

12.

CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)
p

13.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

46.7%(1)

14.

TYPE OF REPORTING PERSON (See Instructions)

IA, PN

(1) Based on 23,423,150 shares of common stock outstanding as of March 9, 2017, as reported in the Issuer’s Form 10-K filed
with the Securities and Exchange Commission (“SEC”) on March 9, 2017.

Follow Neurogene Inc. (NASDAQ:NGNE)