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AMBAC FINL GROUP INC
AMBAC FINL GROUP INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 135 Institutional holders with a total value of $613,515,495.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 2,240,260 37,278,000 6.08%
2 Centerbridge Partners, L.P. 2,170,514 36,117,000 5.89%
3 CANYON CAPITAL ADVISORS LLC 2,129,888 35,441,000 5.78%
4 VANGUARD GROUP INC 2,129,703 35,439,000 5.78%
5 TCI FUND MANAGEMENT LTD 1,985,785 33,043,000 5.39%
6 ALDEN GLOBAL CAPITAL LLC 1,835,150 30,537,000 4.98%
7 FIR TREE CAPITAL MANAGEMENT LP 1,830,689 30,463,000 4.97%
8 DIMENSIONAL FUND ADVISORS LP 1,559,991 25,964,000 4.23%
9 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,407,688 23,424,000 3.82%
10 CREDIT SUISSE AG/ 1,350,624 22,475,000 3.66%
11 WHITEBOX ADVISORS LLC 963,299 16,029,000 2.61%
12 BlackRock Institutional Trust Company, N.A. 952,673 15,852,000 2.58%
13 BlackRock Fund Advisors 938,449 15,616,000 2.55%
14 Tyrian Investments, L.P. 895,347 14,899,000 2.43%
15 MILLENNIUM MANAGEMENT LLC 803,512 13,370,000 2.18%
16 Raging Capital Management, LLC 800,000 13,312,000 2.17% Call
17 GOLDMAN SACHS GROUP INC 736,741 12,259,000 2.00%
18 SUSQUEHANNA INTERNATIONAL GROUP, LLP 672,900 11,197,000 1.83% Put
19 SENECA CAPITAL INVESTMENTS, L.P. 670,000 11,149,000 1.82% Call
20 ROYCE & ASSOCIATES LP 552,988 9,202,000 1.50%
21 Sessa Capital IM, L.P. 550,000 9,152,000 1.49%
22 GW CAPITAL INC 510,488 8,495,000 1.38%
23 MARATHON ASSET MANAGEMENT LP 488,700 8,132,000 1.33% Call
24 NORTHERN TRUST CORP 465,904 7,753,000 1.26%
25 Raging Capital Management, LLC 454,515 7,563,000 1.23%
26 MORGAN STANLEY 442,100 7,357,000 1.20%
27 Key Colony Management, LLC 365,940 6,089,000 0.99%
28 Invesco Ltd. 355,971 5,924,000 0.97%
29 SENECA CAPITAL INVESTMENTS, L.P. 324,237 5,395,000 0.88%
30 Jefferies Group LLC 319,220 5,312,000 0.87%
31 BARCLAYS PLC 327,260 5,236,000 0.85%
32 CITADEL ADVISORS LLC 304,483 5,066,000 0.83%
33 GEODE CAPITAL MANAGEMENT, LLC 293,775 4,888,000 0.80%
34 GLG Partners LP 264,089 4,394,000 0.72%
35 CORRADO ADVISORS, LLC 261,629 4,354,000 0.71%
36 Bank of New York Mellon Corp 250,550 4,169,000 0.68%
37 RENAISSANCE TECHNOLOGIES LLC 230,200 3,831,000 0.62%
38 Gator Capital Management, LLC 216,022 3,595,000 0.59%
39 JPMORGAN CHASE & CO 207,740 3,456,000 0.56%
40 ACADIAN ASSET MANAGEMENT LLC 193,445 3,217,000 0.52%
41 KNOTT DAVID M 173,426 2,885,809 0.47%
42 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 169,847 2,827,000 0.46%
43 GENDELL JEFFREY L 168,903 2,811,000 0.46%
44 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 154,800 2,576,000 0.42%
45 GLG LLC 152,368 2,535,000 0.41%
46 TIAA CREF INVESTMENT MANAGEMENT LLC 150,325 2,501,000 0.41%
47 BlackRock Investment Management, LLC 125,141 2,082,000 0.34%
48 BRIDGEWAY CAPITAL MANAGEMENT, LLC 124,000 2,063,000 0.34%
49 Sterling Capital Management LLC 107,524 1,789,000 0.29%
50 RUSSELL FRANK CO/ 97,672 1,625,000 0.26%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.