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MACK

Merrimack Pharmaceuticals, Inc.

Delisted

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

128 hedge funds and large institutions have $574M invested in Merrimack Pharmaceuticals, Inc. in 2016 Q3 according to their latest regulatory filings, with 15 funds opening new positions, 47 increasing their positions, 31 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed

52% more repeat investments, than reductions

Existing positions increased: 47 | Existing positions reduced: 31

23% more capital invested

Capital invested by funds: $467M → $574M (+$107M)

9% less funds holding

Funds holding: 140128 (-12)

29% less call options, than puts

Call options by funds: $1.52M | Put options by funds: $2.15M

44% less first-time investments, than exits

New positions opened: 15 | Existing positions closed: 27

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
128
Holders Change
-12
Holders Change %
-8.57%
% of All Funds
3.42%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
15
Increased
47
Reduced
31
Closed
27
Calls
$1.52M
Puts
$2.15M
Net Calls
-$631K
Net Calls Change
-$104K
Name Holding Trade Value Shares
Change
Change in
Stake
PCM
26
Portolan Capital Management
Massachusetts
$2.62M +$2.17M +52,389 New
Charles Schwab
27
Charles Schwab
California
$2.52M -$222K -5,344 -10%
CS
28
Credit Suisse
Switzerland
$2.27M -$131K -3,153 -6%
William Blair & Company
29
William Blair & Company
Illinois
$1.96M +$117K +2,828 +8%
BA
30
BlackRock Advisors
Delaware
$1.95M +$1.05M +25,346 +186%
TCM
31
Tekla Capital Management
Massachusetts
$1.82M
Marshall Wace
32
Marshall Wace
United Kingdom
$1.76M +$1.46M +35,288 New
QI
33
QS Investors
New York
$1.76M
Citadel Advisors
34
Citadel Advisors
Florida
$1.69M +$178K +4,284 +14%
New York State Common Retirement Fund
35
New York State Common Retirement Fund
New York
$1.65M +$215K +5,186 +19%
California State Teachers Retirement System (CalSTRS)
36
California State Teachers Retirement System (CalSTRS)
California
$1.64M +$12.7K +305 +0.9%
LJAC
37
L.J. Altfest & Co
New York
$1.51M
AIMCA
38
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.49M +$10.8K +260 +0.9%
JP Morgan Chase
39
JP Morgan Chase
New York
$1.48M -$102K -2,448 -8%
CS
40
Candriam SCA
Luxembourg
$1.42M +$36.9K +889 +3%
SIP
41
Stoneridge Investment Partners
Pennsylvania
$1.41M +$218K +5,250 +23%
Brown Advisory
42
Brown Advisory
Maryland
$1.33M
AllianceBernstein
43
AllianceBernstein
Tennessee
$1.19M
Swiss National Bank
44
Swiss National Bank
Switzerland
$1.18M
Bank of America
45
Bank of America
North Carolina
$1.03M +$534K +12,864 +166%
Susquehanna International Group
46
Susquehanna International Group
Pennsylvania
$1.02M +$852K +20,523 New
CT
47
Cambridge Trust
Massachusetts
$908K
JMPWA
48
JP Morgan Private Wealth Advisors
California
$889K +$106K +2,542 +17%
RhumbLine Advisers
49
RhumbLine Advisers
Massachusetts
$843K -$5.27K -127 -0.7%
Goldman Sachs
50
Goldman Sachs
New York
$762K +$50.7K +1,221 +9%

MACK Hedge Fund Activity: Q3 2016 in Review

128 of the 3,748 institutional investors tracked by Wall St. Rank reported a position in Merrimack Pharmaceuticals, Inc. (MACK) for Q3 2016, worth a combined $574M — up 23% from $467M a quarter earlier.

Sellers outnumbered buyers: 27 funds closed out of MACK and 15 opened new positions — a net loss of 12 holders — while 31 trimmed existing stakes and 47 added.

The largest buyer was Consonance Capital Management, opening a new position worth an estimated $31.4M. The largest seller was Vanguard Group, cutting an estimated $6.27M.

  • 128 institutional investors held Merrimack Pharmaceuticals, Inc. (MACK) as of Q3 2016, down from 140 in Q2 2016.
  • Funds reported $574M of Merrimack Pharmaceuticals, Inc. stock for Q3 2016, up 23% quarter-over-quarter.
  • 15 funds opened new Merrimack Pharmaceuticals, Inc. positions in Q3 2016 and 27 closed out, a net change of -12 holders.
  • The largest Merrimack Pharmaceuticals, Inc. buyer in Q3 2016 was Consonance Capital Management, an estimated $31.4M added.
  • The largest Merrimack Pharmaceuticals, Inc. seller in Q3 2016 was Vanguard Group, an estimated $6.27M sold.

Based on aggregated 13F filings for Q3 2016.