Dark
Light
System
Security
Horsehead Holding Corp.
Horsehead Holding Corp.. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 107 Institutional holders with a total value of $70,375,100.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Dalal Street, LLC 6,333,296 12,983,000 18.45%
2 Greywolf Capital Management LP 3,228,722 6,619,000 9.41%
3 VANGUARD GROUP INC 2,810,798 5,763,000 8.19%
4 DIMENSIONAL FUND ADVISORS LP 1,866,699 3,827,000 5.44%
5 BlackRock Fund Advisors 1,500,257 3,076,000 4.37%
6 BlackRock Institutional Trust Company, N.A. 1,436,689 2,945,000 4.18%
7 Aquamarine Capital Management, LLC 1,320,000 2,706,000 3.85%
8 SCHRODER INVESTMENT MANAGEMENT GROUP 1,199,817 2,460,000 3.50%
9 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 1,118,600 2,293,000 3.26%
10 SUSQUEHANNA INTERNATIONAL GROUP, LLP 980,100 2,009,000 2.85% Put
11 FRONTIER CAPITAL MANAGEMENT CO LLC 900,862 1,847,000 2.62%
12 STATE STREET CORP 820,577 1,683,000 2.39%
13 NORTHERN TRUST CORP 795,479 1,631,000 2.32%
14 Graham Capital Management, L.P. 671,800 1,377,000 1.96% Put
15 NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC 640,000 1,312,000 1.86%
16 Watershed Asset Management, L.L.C. 500,000 1,025,000 1.46% Put
17 WADDELL & REED FINANCIAL INC 468,700 960,000 1.36%
18 SUSQUEHANNA INTERNATIONAL GROUP, LLP 465,159 954,000 1.36%
19 MILLENNIUM MANAGEMENT LLC 446,458 915,000 1.30%
20 ROYCE & ASSOCIATES LP 430,500 883,000 1.25%
21 GOLDMAN SACHS GROUP INC 393,419 807,000 1.15%
22 GEODE CAPITAL MANAGEMENT, LLC 378,799 776,000 1.10%
23 CSS LLC/IL 337,700 692,000 0.98% Put
24 HUNTER ASSOCIATES INVESTMENT MANAGEMENT LLC 304,950 625,000 0.89%
25 ROYAL BANK OF CANADA 265,146 543,000 0.77%
26 Bank of New York Mellon Corp 260,822 535,000 0.76%
27 FIRST WILSHIRE SECURITIES MANAGEMENT INC 258,300 530,000 0.75%
28 CREDIT SUISSE AG/ 217,349 446,000 0.63%
29 BlackRock Investment Management, LLC 216,650 444,000 0.63%
30 BANK OF MONTREAL /CAN/ 196,718 403,000 0.57%
31 WOLVERINE ASSET MANAGEMENT LLC 2,820 376,000 0.53% Put
32 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 181,965 374,000 0.53%
33 CUTLER GROUP LLC / CA 67,000 340,000 0.48% Put
34 IRONWOOD INVESTMENT MANAGEMENT LLC 164,080 336,000 0.48%
35 GROUP ONE TRADING LLC 152,399 312,000 0.44%
36 Edgemoor Investment Advisors, Inc. 140,450 288,000 0.41%
37 Old West Investment Management, LLC 112,828 231,000 0.33%
38 PRICE T ROWE ASSOCIATES INC /MD/ 109,600 225,000 0.32%
39 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 104,952 215,000 0.31%
40 AVENIR CORP 101,185 207,000 0.29%
41 TEACHERS ADVISORS, LLC 99,218 203,000 0.29%
42 SUSQUEHANNA INTERNATIONAL GROUP, LLP 98,100 201,000 0.29% Call
43 LEE DANNER & BASS INC 97,500 200,000 0.28%
44 MORGAN STANLEY 91,709 188,000 0.27%
45 ALLIANCEBERNSTEIN L.P. 60,915 185,000 0.26%
46 D. E. Shaw & Co., Inc. 88,003 180,000 0.26%
47 RHUMBLINE ADVISERS 77,476 159,000 0.23%
48 Commonwealth Equity Services, Inc 74,113 152,000 0.22%
49 Mraz, Amerine & Associates, Inc. 74,285 152,000 0.22%
50 HighTower Advisors, LLC 72,610 148,000 0.21%
Page 1 of 3

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.