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K12 INC
K12 INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 142 Institutional holders with a total value of $576,856,015.
#
Manager Name
Shares
Value ($)
%
Options
Notes
51 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 63,429 1,012,000 0.18%
52 TUDOR INVESTMENT CORP ET AL 63,293 1,010,000 0.18%
53 Numeric Investors LLC 59,800 954,000 0.17%
54 WELLINGTON MANAGEMENT GROUP LLP 58,300 931,000 0.16%
55 MARTINGALE ASSET MANAGEMENT L P 51,911 829,000 0.14%
56 Sterling Capital Management LLC 51,356 820,000 0.14%
57 BlackRock Group LTD 50,941 813,000 0.14%
58 GLOBEFLEX CAPITAL L P 50,866 812,000 0.14%
59 TEACHERS ADVISORS, LLC 48,132 768,000 0.13%
60 ALLIANCEBERNSTEIN L.P. 47,813 763,000 0.13%
61 Neuberger Berman Group LLC 47,601 759,000 0.13%
62 NOMURA HOLDINGS INC 47,507 758,000 0.13%
63 RUSSELL FRANK CO/ 46,800 747,000 0.13%
64 Hutchin Hill Capital, LP 46,400 741,000 0.13%
65 STRS OHIO 46,000 734,000 0.13%
66 CITADEL ADVISORS LLC 45,069 720,000 0.12%
67 Asset Management One Co., Ltd. 37,800 603,000 0.10%
68 Swiss National Bank 36,300 579,000 0.10%
69 ACADIAN ASSET MANAGEMENT LLC 35,939 574,000 0.10%
70 RHUMBLINE ADVISERS 35,950 574,000 0.10%
71 PARAMETRIC PORTFOLIO ASSOCIATES LLC 35,287 563,000 0.10%
72 PARADIGM ASSET MANAGEMENT CO LLC 33,400 533,064 0.09%
73 FAIRFAX FINANCIAL HOLDINGS LTD/ CAN 33,133 529,000 0.09%
74 Invesco Ltd. 31,985 510,000 0.09%
75 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 31,754 507,000 0.09%
76 A.R.T. Advisors, LLC 31,619 504,000 0.09%
77 Nationwide Fund Advisors 31,208 498,000 0.09%
78 SUSQUEHANNA INTERNATIONAL GROUP, LLP 29,800 476,000 0.08% Call
79 SECOR Capital Advisors, LP 29,598 472,000 0.08%
80 BLACKROCK ADVISORS LLC 28,790 459,000 0.08%
81 TWO SIGMA ADVISERS, LP 28,594 456,000 0.08%
82 SUSQUEHANNA INTERNATIONAL GROUP, LLP 27,700 442,000 0.08% Put
83 Spark Investment Management LLC 27,300 435,000 0.08%
84 METROPOLITAN LIFE INSURANCE CO/NY 27,229 435,000 0.08%
85 ELLINGTON MANAGEMENT GROUP LLC 25,200 402,000 0.07%
86 DUPONT CAPITAL MANAGEMENT CORP 23,750 379,000 0.07%
87 MANUFACTURERS LIFE INSURANCE COMPANY, THE 22,805 364,000 0.06%
88 AMERICAN INTERNATIONAL GROUP, INC. 22,476 358,717 0.06%
89 BRIDGEWAY CAPITAL MANAGEMENT, LLC 21,200 338,000 0.06%
90 EATON VANCE MANAGEMENT 20,000 320,000 0.06%
91 Placemark Investments, Inc. 18,642 298,000 0.05%
92 TWO SIGMA INVESTMENTS, LP 18,553 296,000 0.05%
93 Passport Capital, LLC 18,373 293,000 0.05%
94 GSA CAPITAL PARTNERS LLP 17,555 280,000 0.05%
95 Cubist Systematic Strategies, LLC 17,561 280,000 0.05%
96 VOYA INVESTMENT MANAGEMENT LLC 17,314 276,000 0.05%
97 Pacific Ridge Capital Partners, LLC 15,183 242,000 0.04%
98 ONTARIO TEACHERS PENSION PLAN BOARD 15,010 240,000 0.04%
99 PRELUDE CAPITAL MANAGEMENT, LLC 14,300 228,000 0.04%
100 US BANCORP \DE\ 14,076 225,000 0.04%
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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.