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PRTK

Paratek Pharmaceuticals, Inc.

Delisted

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

60 hedge funds and large institutions have $264M invested in Paratek Pharmaceuticals, Inc. in 2015 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 22 increasing their positions, 18 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

22% more repeat investments, than reductions

Existing positions increased: 22 | Existing positions reduced: 18

0% more funds holding in top 10

Funds holding in top 10: 44 (0)

12% less funds holding

Funds holding: 6860 (-8)

24% less capital invested

Capital invested by funds: $346M → $264M (-$82.6M)

62% less first-time investments, than exits

New positions opened: 5 | Existing positions closed: 13

Holders
60
Holders Change
-8
Holders Change %
-11.76%
% of All Funds
1.68%
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.11%
New
5
Increased
22
Reduced
18
Closed
13
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
TRCT
51
Tower Research Capital (TRC)
New York
$30K +$38.9K +1,561 New
RFC
52
Russell Frank Company
Washington
$23K -$2.49K -100 -8%
UBS Group
53
UBS Group
Switzerland
$19K -$21.4K -860 -46%
Royal Bank of Canada
54
Royal Bank of Canada
Ontario, Canada
$11K -$3.02K -121 -17%
BlackRock
55
BlackRock
New York
$6K
GAM
56
Gemmer Asset Management
California
$3K
Barclays
57
Barclays
United Kingdom
$1K -$4.21K -169 -73%
Manulife (Manufacturers Life Insurance)
58
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$161 +$4.39K +176 +2%
Millennium Management
59
Millennium Management
New York
-$987K -38,286 Closed
Dimensional Fund Advisors
60
Dimensional Fund Advisors
Texas
-$757K -29,363 Closed
TC
61
TFS Capital
Pennsylvania
-$617K -23,960 Closed
PP
62
PDT Partners
New York
-$428K -16,600 Closed
ARTA
63
A.R.T. Advisors
New York
-$305K -11,872 Closed
DS
64
DRW Securities
Illinois
-$297K -11,512 Closed
ACA
65
Anchor Capital Advisors
Massachusetts
-$206K -8,000 Closed
BG
66
BlackRock Group
United Kingdom
-$144K -5,570 Closed
SO
67
STRS Ohio
Ohio
-$97.2K -3,900 Closed
Citadel Advisors
68
Citadel Advisors
Florida
-$86K -3,319 Closed
Canada Life
69
Canada Life
Manitoba, Canada
-$52K -1,970 Closed
Invesco
70
Invesco
Georgia
-$36K -1,415 Closed
BJ
71
BlackRock Japan
Japan
-$12K -452 Closed
Citigroup
72
Citigroup
New York
-$3.96K -159 -99%
MFS
73
MSI Financial Services
Massachusetts
+$199 +8 New

PRTK Hedge Fund Activity: Q3 2015 in Review

60 of the 3,582 institutional investors tracked by Wall St. Rank reported a position in Paratek Pharmaceuticals, Inc. (PRTK) for Q3 2015, worth a combined $264M — down 24% from $346M a quarter earlier.

Sellers outnumbered buyers: 13 funds closed out of PRTK and 5 opened new positions — a net loss of 8 holders — while 18 trimmed existing stakes and 22 added.

The largest buyer was Granahan Investment Management, adding an estimated $4.96M. The largest seller was NEA Management Company, cutting an estimated $1.22M.

  • 60 institutional investors held Paratek Pharmaceuticals, Inc. (PRTK) as of Q3 2015, down from 68 in Q2 2015.
  • Funds reported $264M of Paratek Pharmaceuticals, Inc. stock for Q3 2015, down 24% quarter-over-quarter.
  • 5 funds opened new Paratek Pharmaceuticals, Inc. positions in Q3 2015 and 13 closed out, a net change of -8 holders.
  • The largest Paratek Pharmaceuticals, Inc. buyer in Q3 2015 was Granahan Investment Management, an estimated $4.96M added.
  • The largest Paratek Pharmaceuticals, Inc. seller in Q3 2015 was NEA Management Company, an estimated $1.22M sold.

Based on aggregated 13F filings for Q3 2015.