EX-99.A 2 d949731dex99a.htm EX-99.A

EX-99.A

EXHIBIT A

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Common Stock of ARCA biopharma, Inc. and further agree that this agreement be included as an exhibit to such filing. Each party to the agreement expressly authorizes each other party to file on its behalf any and all amendments to such statement. Each party to this agreement agrees that this joint filing agreement may be signed in counterparts.

In evidence whereof, the undersigned have caused this Agreement to be executed on their behalf this 25^th day of June, 2015.

Venrock Healthcare Capital Partners, L.P.

Venrock Healthcare Capital Partners II, L.P.

By:

VHCP Management, LLC

By:

VHCP Management II, LLC

Its:

Manager

Its:

General Partner

By:

/s/ David L. Stepp

By:

/s/ David L. Stepp

Name:

David L. Stepp

Name:

David L. Stepp

Its:

Authorized Signatory

Its:

Authorized Signatory

VHCP Co-Investment Holdings, LLC

VHCP Co-Investment Holdings II, LLC

By:

VHCP Management, LLC

By:

VHCP Management II, LLC

Its:

Manager

Its:

General Partner

By:

/s/ David L. Stepp

By:

/s/ David L. Stepp

Name:

David L. Stepp

Name:

David L. Stepp

Its:

Authorized Signatory

Its:

Authorized Signatory

VHCP Management, LLC

VHCP Management II, LLC

By:

/s/ David L. Stepp

By:

/s/ David L. Stepp

Name:

David L. Stepp

Name:

David L. Stepp

Its:

Authorized Signatory

Its:

Authorized Signatory

Anders Hove

Bong Koh

By:

/s/ David L. Stepp

By:

/s/ David L. Stepp

David L. Stepp, as attorney-in-fact

David L. Stepp, as attorney-in-fact