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SPOK HLDGS INC COM
SPOK HLDGS INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 116 Institutional holders with a total value of $275,761,816.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BlackRock Fund Advisors 2,070,583 35,945,000 13.03%
2 RENAISSANCE TECHNOLOGIES LLC 1,739,600 30,199,000 10.95%
3 VANGUARD GROUP INC 1,733,842 30,100,000 10.92%
4 DIMENSIONAL FUND ADVISORS LP 1,045,919 18,157,000 6.58%
5 LSV ASSET MANAGEMENT 1,033,868 17,947,000 6.51%
6 BlackRock Institutional Trust Company, N.A. 839,751 14,578,000 5.29%
7 STATE STREET CORP 520,633 9,040,000 3.28%
8 Bank of New York Mellon Corp 458,957 7,968,000 2.89%
9 Numeric Investors LLC 452,542 7,856,000 2.85%
10 ROYCE & ASSOCIATES LP 363,133 6,304,000 2.29%
11 AMERICAN CENTURY COMPANIES INC 339,687 5,897,000 2.14%
12 NORTHERN TRUST CORP 293,259 5,090,000 1.85%
13 SEIZERT CAPITAL PARTNERS, LLC 244,156 4,238,000 1.54%
14 FIRST TRUST ADVISORS LP 215,832 3,747,000 1.36%
15 Invesco Ltd. 199,500 3,463,000 1.26%
16 PRUDENTIAL FINANCIAL INC 178,750 3,103,000 1.13%
17 BRIDGEWAY CAPITAL MANAGEMENT, LLC 164,450 2,855,000 1.04%
18 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 144,715 2,513,000 0.91%
19 GEODE CAPITAL MANAGEMENT, LLC 141,857 2,462,000 0.89%
20 WELLS FARGO & COMPANY/MN 139,989 2,430,000 0.88%
21 SYSTEMATIC FINANCIAL MANAGEMENT LP 135,265 2,348,000 0.85%
22 PRINCIPAL FINANCIAL GROUP INC 131,341 2,280,000 0.83%
23 MORGAN STANLEY 129,052 2,240,000 0.81%
24 AMERIPRISE FINANCIAL INC 128,181 2,226,000 0.81%
25 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 120,253 2,226,000 0.81%
26 GUGGENHEIM CAPITAL LLC 127,879 2,221,000 0.81%
27 Cambria Investment Management, L.P. 124,576 2,163,000 0.78%
28 HighTower Advisors, LLC 124,229 2,157,000 0.78%
29 Connor, Clark & Lunn Investment Management Ltd. 120,000 2,083,000 0.76%
30 PARAMETRIC PORTFOLIO ASSOCIATES LLC 117,783 2,045,000 0.74%
31 Piermont Capital Management Inc. 102,184 1,774,000 0.64%
32 QS Investors, LLC 100,197 1,740,000 0.63%
33 DEUTSCHE BANK AG\ 96,457 1,673,000 0.61%
34 TIAA CREF INVESTMENT MANAGEMENT LLC 91,061 1,581,000 0.57%
35 CITADEL ADVISORS LLC 85,555 1,485,000 0.54%
36 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 84,539 1,468,000 0.53%
37 GOLDMAN SACHS GROUP INC 83,943 1,457,000 0.53%
38 BlackRock Investment Management, LLC 82,880 1,439,000 0.52%
39 GSA CAPITAL PARTNERS LLP 51,690 897,000 0.33%
40 SCHRODER INVESTMENT MANAGEMENT GROUP 51,062 886,000 0.32%
41 ROYAL BANK OF CANADA 49,662 862,000 0.31%
42 DEERE & CO 47,999 833,000 0.30%
43 TWO SIGMA ADVISERS, LP 47,887 831,000 0.30%
44 Foundry Partners, LLC 47,813 830,000 0.30%
45 FIRST CITIZENS BANK & TRUST CO 44,703 776,000 0.28%
46 NEW YORK STATE COMMON RETIREMENT FUND 43,800 760,000 0.28%
47 STRS OHIO 42,400 736,000 0.27%
48 COMERICA BANK 42,230 734,000 0.27%
49 TWO SIGMA INVESTMENTS, LP 42,022 730,000 0.26%
50 PUBLIC SECTOR PENSION INVESTMENT BOARD 40,878 710,000 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.