13G Filing: Cormorant Global Healthcare Master Fund and Proteostasis Therapeutics, Inc. (PTI)

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You can access the original SEC filing by clicking here.

Ownership Summary Table

Name Sole Voting Power Shared Voting Power Sole Dispositive Power Shared Dispositive Power Aggregate Amount Owned Power Percent of Class
Cormorant Global Healthcare Master Fund 0 1,450,825 0 1,450,825 1,450,825 7.6%
Cormorant Global Healthcare GP 0 1,450,825 0 1,450,825 1,450,825 7.6%
Cormorant Asset Management 0 1,725,460 0 1,725,460 1,725,460 9.0%
Bihua Chen 0 1,725,460 0 1,725,460 1,725,460 9.0%

Page 1 of 8 SEC Filing

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
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SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. ___)*
Proteostasis Therapeutics, Inc.
(Name of Issuer)
Common Stock, par value $0.001 per share
(Title of Class of Securities)
74373B109
(CUSIP Number)
February 16, 2016
(Date of Event which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
[ ]            Rule 13d-1(b)
[x]            Rule 13d-1(c)
[ ]            Rule 13d-1(d)
___________________________________
The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

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