120 hedge funds and large institutions have $547M invested in Ambac in 2017 Q3 according to their latest regulatory filings, with 12 funds opening new positions, 44 increasing their positions, 35 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
120
Holders Change
-9
Holders Change %
-6.98%
% of All Funds
3%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.17%
New
12
Increased
44
Reduced
35
Closed
19
Calls
$14M
Puts
$70.1M
Net Calls
-$56.1M
Net Calls Change
-$90.6M
Name Holding Trade Value Shares
Change
Shares
Change %
Connor, Clark & Lunn Investment Management (CC&L)
26
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$4.33M -$2.01M -116,475 -32%
TCIM
27
TIAA CREF Investment Management
New York
$4.33M +$698K +40,413 +19%
PPA
28
Parametric Portfolio Associates
Washington
$4.32M -$9.37K -543 -0.2%
Wellington Management Group
29
Wellington Management Group
Massachusetts
$4.27M +$939K +54,424 +28%
HA
30
Harbor Advisors
Florida
$4.2M +$173K +10,000 +4%
Bank of New York Mellon
31
Bank of New York Mellon
New York
$3.68M -$103K -5,971 -3%
AFA
32
Alta Fundamental Advisers
New York
$3.56M
JPMorgan Chase & Co
33
JPMorgan Chase & Co
New York
$3.54M +$1.57M +90,343 +80%
Barrow, Hanley, Mewhinney & Strauss
34
Barrow, Hanley, Mewhinney & Strauss
Texas
$2.63M +$257K +14,902 +11%
BCM
35
Bridgeway Capital Management
Texas
$2.51M
DMK
36
David M. Knott
$2.51M -$431K -25,000 -15%
Russell Investments Group
37
Russell Investments Group
United Kingdom
$2.48M +$306K +17,752 +14%
CA
38
Corrado Advisors
New Jersey
$2.38M +$62.7K +3,632 +3%
Prudential Financial
39
Prudential Financial
New Jersey
$1.97M +$632K +36,590 +47%
GCP
40
GSA Capital Partners
United Kingdom
$1.95M -$167K -9,698 -8%
Bank of America
41
Bank of America
North Carolina
$1.92M +$153K +8,838 +9%
TAM
42
TFG Asset Management
Cayman Islands
$1.62M +$1.62M +94,000 New
First Trust Advisors
43
First Trust Advisors
Illinois
$1.62M -$283K -16,407 -15%
WA
44
Whitebox Advisors
Minnesota
$1.61M -$2.79M -161,603 -63%
Morgan Stanley
45
Morgan Stanley
New York
$1.57M -$2.27M -131,144 -59%
Citadel Advisors
46
Citadel Advisors
Florida
$1.52M +$540K +31,318 +55%
HI
47
HBK Investments
Texas
$1.49M -$1.21M -70,123 -45%
Wells Fargo
48
Wells Fargo
California
$1.47M +$341K +19,795 +30%
SFM
49
Systematic Financial Management
New Jersey
$1.41M -$326K -18,875 -19%
TA
50
Teachers Advisors
New York
$1.34M -$49.7K -2,879 -4%