PRTK

Paratek Pharmaceuticals, Inc.
PRTK

Overview Fund Activity
Delisted

PRTK was delisted on the 20th of September, 2023.

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108 hedge funds and large institutions have $148M invested in Paratek Pharmaceuticals, Inc. in 2020 Q4 according to their latest regulatory filings, with 25 funds opening new positions, 33 increasing their positions, 30 reducing their positions, and 15 closing their positions.

Holders
108
Holders Change
+8
Holders Change %
+8%
% of All Funds
1.92%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.04%
New
25
Increased
33
Reduced
30
Closed
15
Calls
$2.11M
Puts
$1.21M
Net Calls
+$898K
Net Calls Change
-$914K

Top Buyers

1
ACM
1
AIGH Capital Management
Maryland
$4.69M
2
BlackRock
2
BlackRock
New York
$21.6M
3
Two Sigma Advisers
3
Two Sigma Advisers
New York
$2.31M
4
Renaissance Technologies
4
Renaissance Technologies
New York
$4.77M
5
EI
5
EAM Investors
California
$1.07M

Top Sellers

1
Morgan Stanley
1
Morgan Stanley
New York
$684K
2
D.E. Shaw & Co
2
D.E. Shaw & Co
New York
$2.48M
3
WIC
3
Water Island Capital
New York
$494K
4
Invesco
4
Invesco
Georgia
$0
5
GIM
5
Granahan Investment Management
Massachusetts
$3.61M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$21.6M 3,447,329 +416,481 +14%
OFM
2
Omega Fund Management
Massachusetts
$16.3M 2,600,410 – –
Vanguard Group
3
Vanguard Group
Pennsylvania
$13.9M 2,216,128 +154,222 +7%
RSCM
4
Rock Springs Capital Management
Maryland
$10.5M 1,680,614 +7,200 +0.4%
A
5
Abingworth
United Kingdom
$6.52M 1,041,131 – –
GAI
6
General American Investors
New York
$6.27M 1,000,751 – –
BC
7
Bruce & Co
Illinois
$5.82M 929,312 +50,000 +6%
Renaissance Technologies
8
Renaissance Technologies
New York
$4.77M 761,220 +219,800 +41%
ACM
9
AIGH Capital Management
Maryland
$4.69M 749,608 +749,608 New
State Street
10
State Street
Massachusetts
$4.44M 708,689 +16,923 +2%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$3.97M 634,660 +44,013 +7%
GIM
12
Granahan Investment Management
Massachusetts
$3.61M 576,122 -112,124 -16%
Northern Trust
13
Northern Trust
Illinois
$3.34M 532,952 -5,985 -1%
FIG
14
Fortress Investment Group
New York
$2.72M 433,804 – –
D.E. Shaw & Co
15
D.E. Shaw & Co
New York
$2.48M 395,661 -218,893 -36%
Two Sigma Advisers
16
Two Sigma Advisers
New York
$2.31M 369,000 +312,200 +550%
TMC
17
Trellus Management Company
Florida
$2.13M 340,000 +40,000 +13%
Two Sigma Investments
18
Two Sigma Investments
New York
$1.99M 318,321 +77,872 +32%
BBHC
19
Brown Brothers Harriman & Co
New York
$1.8M 287,902 – –
Charles Schwab
20
Charles Schwab
California
$1.7M 271,478 +4,146 +2%
Goldman Sachs
21
Goldman Sachs
New York
$1.55M 247,579 +91,158 +58%
EIM
22
Essex Investment Management
Massachusetts
$1.35M 214,781 -40,120 -16%
Stifel Financial
23
Stifel Financial
Missouri
$1.24M 197,886 -17,334 -8%
TI
24
Telemetry Investments
New York
$1.22M 194,789 +39,416 +25%
WVP
25
Worth Venture Partners
New Jersey
$1.2M 191,093 +18,556 +11%
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