What does CUSIP 74373B109 represent in this 13F holders report?

CUSIP 74373B109 is the security identifier for PTI - PROTEOSTASIS THERAPEUTICS IN - COM used to aggregate holder disclosures.

How many institutions held PTI - PROTEOSTASIS THERAPEUTICS IN - COM in Q3 2019?

47 institutional investors reported PTI - PROTEOSTASIS THERAPEUTICS IN - COM for Q3 2019. Use the holders table for investor-level position and value details.

PROTEOSTASIS THERAPEUTICS IN - COM (PTI)

CUSIP: 74373B109

Q3 2019 13F Holders as of 30 Sep 2019

Type / Class: Equity / COM
Total 13F shares: 21,209,114
Share change: -1,609,160
Total reported value: $17,917,491
Price per share: $0.84
Number of holders: 47
Value change: -$1,446,614
Number of buys: 8
Number of sells: 34

Quarterly Holders Quick Answers

What is CUSIP 74373B109?
CUSIP 74373B109 identifies PTI - PROTEOSTASIS THERAPEUTICS IN - COM in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2019
Previous quarter: Q2 2019

Recent filing periods for CUSIP 74373B109:

Q4 2020 Q3 2020 Q2 2020 Q1 2020 Q4 2019 Q3 2019 Q2 2019 Q1 2019

Institutional Holders of PROTEOSTASIS THERAPEUTICS IN - COM (PTI) as of Q3 2019

As of 30 Sep 2019, PROTEOSTASIS THERAPEUTICS IN - COM (PTI) was held by 47 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 21,209,114 shares. The largest 10 holders included NEA Management Company, LLC, WELLINGTON MANAGEMENT GROUP LLP, GREAT POINT PARTNERS LLC, BlackRock Inc., VANGUARD GROUP INC, MACQUARIE GROUP LTD, HarbourVest Partners LLC, GEODE CAPITAL MANAGEMENT, LLC, Rock Springs Capital Management LP, and ACADIAN ASSET MANAGEMENT LLC. This page lists 47 institutional shareholders reporting positions in this security for the Q3 2019 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.