PROTEOSTASIS THERAPEUTICS IN - COM (PTI)

Q2 2018 13F Holders as of 30 Jun 2018

Type / Class
Equity / COM
Total 13F shares
23,700,129
Share change
-579,402
Total reported value
$66,119,789
Put/Call ratio
209%
Price per share
$2.79
Number of holders
58
Value change
-$7,631,209
Number of buys
40
Number of sells
21

Institutional Holders of PROTEOSTASIS THERAPEUTICS IN - COM (PTI) as of Q2 2018

As of 30 Jun 2018, PROTEOSTASIS THERAPEUTICS IN - COM (PTI) was held by 58 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 23,700,129 shares. The largest 10 holders included NEA Management Company, LLC, WELLINGTON MANAGEMENT GROUP LLP, JENNISON ASSOCIATES LLC, BlackRock Inc., VANGUARD GROUP INC, RTW INVESTMENTS, LP, Hillhouse Capital Management, Ltd., FIL Ltd, BAILARD, INC., and Rock Springs Capital Management LP. This page lists 58 institutional shareholders reporting positions in this security for the Q2 2018 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.