Partner Fund Management Has Confidence In Blueprint Medicines Corp (BPMC)

Page 7 of 13

Page 7 of 13 – SEC Filing
CUSIP No. 09627Y109 13G Page 7 of 13 Pages

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

Christopher M. James

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a)    ¨

 

(b)    x

3.

SEC USE ONLY

4.

CITIZENSHIP OR PLACE OF ORGANIZATION

U.S. Citizen

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

5.

SOLE VOTING POWER

0

6.

SHARED VOTING POWER

 

1,378,734 shares

7.

SOLE DISPOSITIVE POWER

0

8.

SHARED DISPOSITIVE POWER

See Row 6 above

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

See Row 6 above

10.

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

CERTAIN SHARES                                                                                                                            ¨

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

5.1%

12.

TYPE OF REPORTING PERSON

IN

Follow Blueprint Medicines Corp (NASDAQ:BPMC)

Page 7 of 13