133 hedge funds and large institutions have $468M invested in Ambac in 2020 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 41 increasing their positions, 46 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
133
Holders Change
-6
Holders Change %
-4.32%
% of All Funds
2.69%
Holding in Top 10
4
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-42.86%
% of All Funds
0.08%
New
13
Increased
41
Reduced
46
Closed
19
Calls
$7.85M
Puts
$1.21M
Net Calls
+$6.64M
Net Calls Change
+$2.13M
Name Holding Trade Value Shares
Change
Shares
Change %
Public Sector Pension Investment Board (PSP Investments)
51
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$1.3M
Renaissance Technologies
52
Renaissance Technologies
New York
$1.24M +$503K +39,400 +68%
Tudor Investment Corp
53
Tudor Investment Corp
Connecticut
$1.16M +$400K +31,301 +52%
RA
54
Royce & Associates
New York
$1.13M +$319K +25,000 +39%
PPA
55
Parametric Portfolio Associates
Washington
$1.11M -$363K -28,425 -25%
UBS Group
56
UBS Group
Switzerland
$1.1M -$6.06M -474,470 -85%
California State Teachers Retirement System (CalSTRS)
57
California State Teachers Retirement System (CalSTRS)
California
$872K
AllianceBernstein
58
AllianceBernstein
Tennessee
$870K -$148K -11,610 -15%
Prudential Financial
59
Prudential Financial
New Jersey
$833K +$153K +11,949 +22%
TRCT
60
Tower Research Capital (TRC)
New York
$818K +$567K +44,439 +226%
Ensign Peak Advisors
61
Ensign Peak Advisors
Utah
$734K
Two Sigma Advisers
62
Two Sigma Advisers
New York
$665K -$43.4K -3,400 -6%
Canada Life
63
Canada Life
Manitoba, Canada
$664K -$44.4K -3,486 -6%
Comerica Bank
64
Comerica Bank
Texas
$649K -$1.63K -120 -0.3%
UBS AM
65
UBS AM
Illinois
$557K
SOADOR
66
State of Alaska Department of Revenue
Alaska
$547K -$4.08K -320 -0.7%
TPSF
67
Texas Permanent School Fund
Texas
$546K +$84.5K +6,620 +18%
New York State Common Retirement Fund
68
New York State Common Retirement Fund
New York
$508K
Walleye Trading
69
Walleye Trading
New York
$505K -$244K -19,100 -33%
Thrivent Financial for Lutherans
70
Thrivent Financial for Lutherans
Minnesota
$485K -$4.27K -334 -0.9%
MS
71
Maven Securities
Jersey
$460K +$199K +15,726 +76%
COPPSERS
72
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$454K +$160K +12,503 +54%
RA
73
Raffles Associates
New York
$447K -$192K -15,007 -30%
AIG
74
American International Group
New York
$400K -$9.81K -769 -2%
Simplex Trading
75
Simplex Trading
Illinois
$373K +$177K +13,844 +90%