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 %
Swiss National Bank
51
Swiss National Bank
Switzerland
$1.28M
California State Teachers Retirement System (CalSTRS)
52
California State Teachers Retirement System (CalSTRS)
California
$1.26M -$128K -7,400 -9%
PG
53
PEAK6 Group
Illinois
$1.25M +$777K +45,008 +164%
SAM
54
Serengeti Asset Management
New York
$1.21M +$1.21M +70,000 New
AllianceBernstein
55
AllianceBernstein
Tennessee
$1.2M
Allianz Asset Management
56
Allianz Asset Management
Germany
$1.19M +$138K +8,016 +13%
UBS Group
57
UBS Group
Switzerland
$1.05M +$87.1K +5,051 +9%
CEP
58
Chicago Equity Partners
Illinois
$1.04M +$1.04M +60,060 New
SCA
59
Secor Capital Advisors
New York
$991K -$1.12M -64,619 -53%
PAM
60
Panagora Asset Management
Massachusetts
$979K +$979K +56,747 New
AIMCA
61
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$970K
RhumbLine Advisers
62
RhumbLine Advisers
Massachusetts
$934K +$6.3K +365 +0.7%
Susquehanna International Group
63
Susquehanna International Group
Pennsylvania
$929K -$1.81M -104,695 -66%
Arrowstreet Capital
64
Arrowstreet Capital
Massachusetts
$892K -$461K -26,717 -34%
Invesco
65
Invesco
Georgia
$835K -$688K -39,789 -45%
New York State Common Retirement Fund
66
New York State Common Retirement Fund
New York
$815K
HSBC Holdings
67
HSBC Holdings
United Kingdom
$625K +$17.3K +1,000 +3%
Barclays
68
Barclays
United Kingdom
$609K +$515K +29,839 +551%
SCM
69
Sterling Capital Management
North Carolina
$606K +$67.3K +3,900 +13%
Lazard Asset Management
70
Lazard Asset Management
New York
$581K -$5.21K -302 -0.9%
Manulife (Manufacturers Life Insurance)
71
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$577K -$8.88K -514 -2%
MLICM
72
Metropolitan Life Insurance Company (MetLife)
New York
$565K
NFA
73
Nationwide Fund Advisors
Ohio
$554K -$14.3K -828 -3%
Two Sigma Investments
74
Two Sigma Investments
New York
$537K +$62.1K +3,595 +13%
AIG
75
American International Group
New York
$526K +$39.3K +2,276 +8%