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

Institutional Holders (2016Q2)
Portfolio Summary: 125 Institutional holders with a total value of $315,922,875.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BlackRock Fund Advisors 2,707,548 51,890,000 16.42%
2 VANGUARD GROUP INC 2,163,628 41,466,000 13.13%
3 RENAISSANCE TECHNOLOGIES LLC 1,622,164 31,089,000 9.84%
4 DIMENSIONAL FUND ADVISORS LP 1,413,085 27,081,000 8.57%
5 BlackRock Institutional Trust Company, N.A. 752,926 14,430,000 4.57%
6 STATE STREET CORP 559,641 10,723,000 3.39%
7 Numeric Investors LLC 539,922 10,348,000 3.28%
8 Bank of New York Mellon Corp 459,596 8,808,000 2.79%
9 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 427,963 8,202,000 2.60%
10 NORTHERN TRUST CORP 327,164 6,270,000 1.98%
11 LSV ASSET MANAGEMENT 280,730 5,380,000 1.70%
12 AMERICAN CENTURY COMPANIES INC 265,514 5,089,000 1.61%
13 Invesco Ltd. 253,368 4,856,000 1.54%
14 BRIDGEWAY CAPITAL MANAGEMENT, LLC 229,964 4,407,000 1.39%
15 GEODE CAPITAL MANAGEMENT, LLC 206,909 3,965,000 1.26%
16 MORGAN STANLEY 181,774 3,485,000 1.10%
17 JPMORGAN CHASE & CO 175,538 3,365,000 1.07%
18 EMERALD ACQUISITION LTD. 167,453 3,210,000 1.02%
19 HighTower Advisors, LLC 158,345 3,041,000 0.96%
20 MACKENZIE FINANCIAL CORP 153,629 2,944,000 0.93%
21 PRINCIPAL FINANCIAL GROUP INC 146,005 2,798,000 0.89%
22 WELLS FARGO & COMPANY/MN 134,073 2,569,000 0.81%
23 PARAMETRIC PORTFOLIO ASSOCIATES LLC 129,289 2,478,000 0.78%
24 AMERIPRISE FINANCIAL INC 125,534 2,406,000 0.76%
25 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 119,291 2,287,000 0.72%
26 GOLDMAN SACHS GROUP INC 110,229 2,113,000 0.67%
27 Piermont Capital Management Inc. 108,829 2,086,000 0.66%
28 PRUDENTIAL FINANCIAL INC 107,997 2,070,000 0.66%
29 BlackRock Investment Management, LLC 99,034 1,898,000 0.60%
30 QS Investors, LLC 98,800 1,894,000 0.60%
31 ALAMBIC INVESTMENT MANAGEMENT, L.P. 96,010 1,841,000 0.58%
32 Connor, Clark & Lunn Investment Management Ltd. 93,125 1,785,000 0.57%
33 ALLIANCEBERNSTEIN L.P. 89,773 1,720,000 0.54%
34 Foundry Partners, LLC 85,814 1,645,000 0.52%
35 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 83,739 1,605,000 0.51%
36 AQR CAPITAL MANAGEMENT LLC 78,999 1,514,000 0.48%
37 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 78,800 1,510,000 0.48%
38 TIAA CREF INVESTMENT MANAGEMENT LLC 68,361 1,310,000 0.41%
39 ROYAL BANK OF CANADA 65,308 1,251,000 0.40%
40 Nationwide Fund Advisors 58,671 1,124,000 0.36%
41 TWO SIGMA ADVISERS, LP 58,587 1,123,000 0.36%
42 TWO SIGMA INVESTMENTS, LP 55,292 1,060,000 0.34%
43 PANAGORA ASSET MANAGEMENT INC 53,838 1,032,000 0.33%
44 DEUTSCHE BANK AG\ 52,487 1,004,000 0.32%
45 CITIGROUP INC 47,649 913,000 0.29%
46 LOS ANGELES CAPITAL MANAGEMENT LLC 45,400 870,000 0.28%
47 Aperio Group, LLC 44,198 847,000 0.27%
48 BANK OF AMERICA CORP /DE/ 44,184 847,000 0.27%
49 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 42,937 823,000 0.26%
50 Swiss National Bank 42,200 809,000 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.