13G Filing: Partner Fund Management and Myokardia Inc (MYOK)

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Page 10 of 13 – SEC Filing

Item 4 Ownership
A. Partner Fund Management, L.P. and Partner Fund Management
GP, LLC
(a) PFM and PFM-GP may be deemed to beneficially own 1,634,140 shares of Common Stock.
(b) The number of shares PFM and PFM-GP may be deemed to beneficially own constitutes approximately 5.2%
of the Common Stock outstanding.
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote: 0
(ii) shared power to vote or to direct the vote: 1,634,140
(iii) sole power to dispose or to direct the disposition of: 0
(iv) shared power to dispose or to direct the disposition of: 1,634,140
B. Partner Investment Management, L.P. and Partner Investment Management GP, LLC
(a) PIM and PIM-GP may be deemed to beneficially own 31,057 shares of Common Stock.
(b) The number of shares PIM and PIM-GP may be deemed to beneficially own constitutes approximately 0.1%
of the Common Stock outstanding.
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote: 0
(ii) shared power to vote or to direct the vote: 31,057
(iii) sole power to dispose or to direct the disposition of: 0
(iv) shared power to dispose or to direct the disposition of: 31,057

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