146 hedge funds and large institutions have $628M invested in Ambac in 2017 Q1 according to their latest regulatory filings, with 28 funds opening new positions, 49 increasing their positions, 44 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
146
Holders Change
-4
Holders Change %
-2.67%
% of All Funds
3.64%
Holding in Top 10
8
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.2%
New
28
Increased
49
Reduced
44
Closed
26
Calls
$30.2M
Puts
$5.49M
Net Calls
+$24.7M
Net Calls Change
+$12.2M
Name Holding Trade Value Shares
Change
Shares
Change %
First Trust Advisors
51
First Trust Advisors
Illinois
$2.16M -$21.4K -1,135 -1%
SCA
52
Secor Capital Advisors
New York
$2.15M -$1.62M -85,752 -43%
Wells Fargo
53
Wells Fargo
California
$1.92M +$869K +46,072 +83%
California State Teachers Retirement System (CalSTRS)
54
California State Teachers Retirement System (CalSTRS)
California
$1.68M -$77.3K -4,100 -4%
JIR
55
James Investment Research
Ohio
$1.68M +$1.68M +88,800 New
Bank of America
56
Bank of America
North Carolina
$1.62M -$64.5K -3,418 -4%
Federated Hermes
57
Federated Hermes
Pennsylvania
$1.44M -$471K -24,964 -25%
Swiss National Bank
58
Swiss National Bank
Switzerland
$1.4M +$43.4K +2,300 +3%
AllianceBernstein
59
AllianceBernstein
Tennessee
$1.4M -$4.05M -214,510 -74%
Prudential Financial
60
Prudential Financial
New Jersey
$1.4M +$189 +10 +0%
TA
61
Teachers Advisors
New York
$1.38M -$29.4K -1,557 -2%
SCM
62
Sterling Capital Management
North Carolina
$1.38M -$150K -7,945 -10%
QIM
63
Quantitative Investment Management
Virginia
$1.32M -$228K -12,100 -15%
MC
64
Menta Capital
California
$1.2M +$1.2M +63,609 New
NFA
65
Nationwide Fund Advisors
Ohio
$1.19M -$615K -32,598 -34%
WA
66
Whitebox Advisors
Minnesota
$1.17M +$1.17M +62,080 New
Two Sigma Investments
67
Two Sigma Investments
New York
$1.16M -$229K -12,128 -17%
Allianz Asset Management
68
Allianz Asset Management
Germany
$1.15M
HCM
69
Highbridge Capital Management
New York
$1.09M +$1.09M +57,558 New
AIMCA
70
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.06M +$722K +38,300 +214%
RhumbLine Advisers
71
RhumbLine Advisers
Massachusetts
$1.02M +$16.5K +876 +2%
UBS Group
72
UBS Group
Switzerland
$1.02M -$446K -23,662 -31%
New York State Common Retirement Fund
73
New York State Common Retirement Fund
New York
$890K +$67.9K +3,601 +8%
Capstone Investment Advisors
74
Capstone Investment Advisors
New York
$849K +$638K +33,864 +303%
Massachusetts Financial Services
75
Massachusetts Financial Services
Massachusetts
$755K +$755K +40,013 New