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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

MACK was delisted on the 17th of May, 2024.

116 hedge funds and large institutions have $246M invested in Merrimack Pharmaceuticals, Inc. in 2017 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 31 increasing their positions, 41 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

15% less funds holding

Funds holding: 136116 (-20)

24% less repeat investments, than reductions

Existing positions increased: 31 | Existing positions reduced: 41

41% less capital invested

Capital invested by funds: $415M → $246M (-$169M)

50% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 26

59% less call options, than puts

Call options by funds: $1.01M | Put options by funds: $2.47M

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
116
Holders Change
-20
Holders Change %
-14.71%
% of All Funds
2.89%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
13
Increased
31
Reduced
41
Closed
26
Calls
$1.01M
Puts
$2.47M
Net Calls
-$1.45M
Net Calls Change
+$265K
Name Holding Trade Value Shares
Change
Change in
Stake
LPL Financial
76
LPL Financial
California
$86K +$2.45K +98 +3%
DekaBank Deutsche Girozentrale
77
DekaBank Deutsche Girozentrale
Germany
$84K -$7.96K -318 -8%
NIT
78
NumerixS Investment Technologies
British Columbia, Canada
$83K +$82.7K +3,306 +3,241%
SG Americas Securities
79
SG Americas Securities
New York
$82K -$117K -4,667 -58%
Tudor Investment Corp
80
Tudor Investment Corp
Connecticut
$80K -$61.7K -2,465 -43%
WP
81
WMS Partners
Maryland
$79K
HK
82
Horizon Kinetics
New York
$77K
Principal Financial Group
83
Principal Financial Group
Iowa
$62K -$4.1K -164 -6%
Bank of Montreal
84
Bank of Montreal
Ontario, Canada
$60K -$4.68K -187 -7%
AMG
85
Asset Management Group
Connecticut
$60K
PPA
86
Parametric Portfolio Associates
Washington
$58K -$34.5K -1,378 -37%
AA
87
Alesco Advisors
New York
$54K
Creative Planning
88
Creative Planning
Kansas
$51K -$17.2K -687 -25%
AB
89
Amalgamated Bank
New York
$47K +$25 +1 +0.1%
CG
90
Cutler Group
California
$46K +$47.7K +1,907 New
CSS
91
Cubist Systematic Strategies
Connecticut
$45K -$20.5K -821 -30%
CHAM
92
Clear Harbor Asset Management
Connecticut
$44K -$7.63K -305 -14%
WS
93
Wedbush Securities
California
$40K +$41.3K +1,652 New
HighTower Advisors
94
HighTower Advisors
Illinois
$33K +$34.4K +1,373 New
AIP
95
Ameritas Investment Partners
Nebraska
$32K
Teacher Retirement System of Texas
96
Teacher Retirement System of Texas
Texas
$31K
Canada Life
97
Canada Life
Manitoba, Canada
$29K
Barclays
98
Barclays
United Kingdom
$21K -$166K -6,624 -88%
CLOS
99
Compagnie Lombard Odier SCmA
Switzerland
$20K +$20.7K +826 New
Zurich Cantonal Bank
100
Zurich Cantonal Bank
Switzerland
$11K

MACK Hedge Fund Activity: Q1 2017 in Review

116 of the 4,017 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q1 2017, worth a combined $246M — down 41% from $415M a quarter earlier.

Sellers outnumbered buyers: 26 funds closed out of MACK and 13 opened new positions — a net loss of 13 holders — while 41 trimmed existing stakes and 31 added.

The largest buyer was BlackRock, adding an estimated $36.7M. The largest seller was Westfield Capital Management, exiting entirely with an estimated $37M sold.

  • 116 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q1 2017, down from 136 in Q4 2016.
  • Funds reported $246M of Merrimack Pharmaceuticals, Inc. stock for Q1 2017, down 41% quarter-over-quarter.
  • 13 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q1 2017 and 26 closed out, a net change of -13 holders.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q1 2017 was BlackRock, an estimated $36.7M added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q1 2017 was Westfield Capital Management, an estimated $37M sold.

Based on aggregated 13F filings for Q1 2017.