Myokardia Inc (MYOK): Cormorant Asset Management Raises Its Stake

Page 5 of 8 – SEC Filing

1	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Bihua Chen
2	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)            [ ]
	(b)            [x]
3	SEC Use Only
4	Citizenship or Place of Organization. United States
Number of Shares Beneficially Owned by Each Reporting Person With		5  Sole Voting Power 0 shares
		6  Shared Voting Power 1,605,790 shares Refer to Item 4 below.
		7  Sole Dispositive Power 0 shares
		8  Shared Dispositive Power 1,605,790 shares Refer to Item 4 below.
9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,605,790 shares Refer to Item 4 below.
10	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)     [ ] N/A
11	Percent of Class Represented by Amount in Row (9)* 5.12% Refer to Item 4 below.
12	Type of Reporting Person (See Instructions) IN (Individual)