PARATEK PHARMACEUTICALS INC - COM (PRTK)

Q3 2021 13F Holders as of 30 Sep 2021

Type / Class
Equity / COM
Total 13F shares
23,930,363
Share change
-450,005
Total reported value
$116,293,798
Put/Call ratio
210%
Price per share
$4.86
Number of holders
99
Value change
-$3,754,677
Number of buys
45
Number of sells
51

Institutional Holders of PARATEK PHARMACEUTICALS INC - COM (PRTK) as of Q3 2021

As of 30 Sep 2021, PARATEK PHARMACEUTICALS INC - COM (PRTK) was held by 99 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 23,930,363 shares. The largest 10 holders included BlackRock Inc., Omega Fund Management, LLC, VANGUARD GROUP INC, Rock Springs Capital Management LP, AIGH Capital Management LLC, Bruce & Co., Inc., GENERAL AMERICAN INVESTORS CO INC, Abingworth LLP, GRANAHAN INVESTMENT MANAGEMENT INC/MA, and STATE STREET CORP. This page lists 99 institutional shareholders reporting positions in this security for the Q3 2021 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.