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PRTK

Paratek Pharmaceuticals, Inc.

Delisted

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

105 hedge funds and large institutions have $115M invested in Paratek Pharmaceuticals, Inc. in 2021 Q3 according to their latest regulatory filings, with 10 funds opening new positions, 39 increasing their positions, 33 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

18% more repeat investments, than reductions

Existing positions increased: 39 | Existing positions reduced: 33

9% less funds holding

Funds holding: 116105 (-11)

30% less capital invested

Capital invested by funds: $164M → $115M (-$49M)

47% less first-time investments, than exits

New positions opened: 10 | Existing positions closed: 19

57% less call options, than puts

Call options by funds: $601K | Put options by funds: $1.41M

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
105
Holders Change
-11
Holders Change %
-9.48%
% of All Funds
1.84%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
10
Increased
39
Reduced
33
Closed
19
Calls
$601K
Puts
$1.41M
Net Calls
-$813K
Net Calls Change
+$795K
Name Holding Trade Value Shares
Change
Change in
Stake
Morgan Stanley
26
Morgan Stanley
New York
$795K +$78.1K +14,174 +9%
Bank of America
27
Bank of America
North Carolina
$751K +$52.1K +9,449 +7%
N
28
Nuveen
North Carolina
$727K +$15.8K +2,858 +2%
Bank of New York Mellon
29
Bank of New York Mellon
New York
$682K +$70.1K +12,712 +10%
Charles Schwab
30
Charles Schwab
California
$566K -$1.03M -186,328 -62%
Stifel Financial
31
Stifel Financial
Missouri
$552K -$152K -27,644 -20%
New York State Common Retirement Fund
32
New York State Common Retirement Fund
New York
$550K +$507 +92 +0.1%
Marshall Wace
33
Marshall Wace
United Kingdom
$542K -$772K -140,051 -56%
Norges Bank
34
Norges Bank
Norway
$519K -$278K -50,400 -32%
LPL Financial
35
LPL Financial
California
$503K +$59.4K +10,771 +12%
PPA
36
Parametric Portfolio Associates
Washington
$440K +$17.4K +3,163 +4%
GCP
37
GSA Capital Partners
United Kingdom
$386K +$343K +62,192 +361%
PCM
38
Perkins Capital Management
Minnesota
$370K
AllianceBernstein
39
AllianceBernstein
Tennessee
$309K
Principal Financial Group
40
Principal Financial Group
Iowa
$271K -$245K -44,525 -44%
D.E. Shaw & Co
41
D.E. Shaw & Co
New York
$270K -$283K -51,401 -48%
WC
42
Weil Company
California
$259K -$9.21K -1,672 -3%
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$257K +$11.8K +2,150 +4%
Baird Financial Group
44
Baird Financial Group
Wisconsin
$246K -$10.4K -1,880 -4%
WIC
45
Water Island Capital
New York
$212K +$53.7K +9,750 +29%
GF
46
Gabelli Funds
New York
$209K +$182K +33,000 +330%
BRWA
47
B. Riley Wealth Advisors
Florida
$198K +$66.7K +12,100 +42%
State of Wisconsin Investment Board
48
State of Wisconsin Investment Board
Wisconsin
$196K -$3.86K -700 -2%
Simplex Trading
49
Simplex Trading
Illinois
$182K +$463 +84 +0.3%
GI
50
GAMCO Investors
Connecticut
$165K +$187K +34,000 New

PRTK Hedge Fund Activity: Q3 2021 in Review

105 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Paratek Pharmaceuticals, Inc. (PRTK) for Q3 2021, worth a combined $115M — down 30% from $164M a quarter earlier.

Sellers outnumbered buyers: 19 funds closed out of PRTK and 10 opened new positions — a net loss of 9 holders — while 33 trimmed existing stakes and 39 added.

The largest buyer was AIGH Capital Management, adding an estimated $3.78M. The largest seller was Millennium Management, cutting an estimated $1.25M.

  • 105 institutional investors held Paratek Pharmaceuticals, Inc. (PRTK) as of Q3 2021, down from 116 in Q2 2021.
  • Funds reported $115M of Paratek Pharmaceuticals, Inc. stock for Q3 2021, down 30% quarter-over-quarter.
  • 10 funds opened new Paratek Pharmaceuticals, Inc. positions in Q3 2021 and 19 closed out, a net change of -9 holders.
  • The largest Paratek Pharmaceuticals, Inc. buyer in Q3 2021 was AIGH Capital Management, an estimated $3.78M added.
  • The largest Paratek Pharmaceuticals, Inc. seller in Q3 2021 was Millennium Management, an estimated $1.25M sold.

Based on aggregated 13F filings for Q3 2021.