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Spok Holdings Inc.
Spok Holdings Inc.. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 122 Institutional holders with a total value of $294,459,538.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ENTERPRISE FINANCIAL SERVICES CORP 92 2,000 0.00%
2 FIFTH THIRD BANCORP 198 4,000 0.00%
3 ASSET PLANNING SERVICES, LTD. 200 4,000 0.00%
4 BARCLAYS PLC 360 7,000 0.00%
5 QUADRANT CAPITAL GROUP LLC 633 11,000 0.00%
6 LS Investment Advisors, LLC 734 13,000 0.00%
7 Zurcher Kantonalbank (Zurich Cantonalbank) 700 13,000 0.00%
8 BlackRock Finance, Inc. 793 14,000 0.00%
9 PNC FINANCIAL SERVICES GROUP, INC. 872 16,000 0.01%
10 Tower Research Capital LLC (TRC) 869 16,000 0.01%
11 VERSANT CAPITAL MANAGEMENT, INC 929 17,000 0.01%
12 Walleye Trading LLC 1,200 22,000 0.01%
13 North Star Investment Management Corp. 1,238 23,000 0.01%
14 TEACHER RETIREMENT SYSTEM OF TEXAS 1,972 36,000 0.01%
15 BNP PARIBAS FINANCIAL MARKETS 2,049 37,538 0.01%
16 BANK OF MONTREAL /CAN/ 2,371 43,000 0.01%
17 ENVESTNET ASSET MANAGEMENT INC 2,391 44,000 0.01%
18 FULLER & THALER ASSET MANAGEMENT, INC. 2,600 48,000 0.02%
19 UBS Group AG 2,613 48,000 0.02%
20 ACADIAN ASSET MANAGEMENT LLC 2,652 49,000 0.02%
21 PineBridge Investments, L.P. 2,819 51,000 0.02%
22 Legal & General Group Plc 3,216 60,000 0.02%
23 MASON STREET ADVISORS, LLC 3,385 62,000 0.02%
24 KBC Group NV 5,002 92,000 0.03%
25 BANK OF AMERICA CORP /DE/ 6,097 112,000 0.04%
26 ClariVest Asset Management LLC 9,329 171,000 0.06%
27 BLACKROCK ADVISORS LLC 10,085 185,000 0.06%
28 TOCQUEVILLE ASSET MANAGEMENT L.P. 10,326 189,000 0.06%
29 Arizona State Retirement System 10,346 190,000 0.06%
30 TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 10,700 196,000 0.07%
31 SCHRODER INVESTMENT MANAGEMENT GROUP 11,400 209,000 0.07%
32 PRELUDE CAPITAL MANAGEMENT, LLC 11,759 215,000 0.07%
33 South Dakota Investment Council 11,800 216,000 0.07%
34 CITADEL ADVISORS LLC 12,204 223,000 0.08%
35 Conestoga Capital Advisors, LLC 12,200 224,000 0.08%
36 FMR LLC 12,270 225,000 0.08%
37 CANADA LIFE ASSURANCE Co 13,261 243,000 0.08%
38 VOYA INVESTMENT MANAGEMENT LLC 13,328 244,000 0.08%
39 PUBLIC SECTOR PENSION INVESTMENT BOARD 14,840 272,000 0.09%
40 MANUFACTURERS LIFE INSURANCE COMPANY, THE 14,950 274,000 0.09%
41 AMERICAN INTERNATIONAL GROUP, INC. 15,557 285,000 0.10%
42 RUSSELL FRANK CO/ 15,200 286,000 0.10%
43 D. E. Shaw & Co., Inc. 15,717 288,000 0.10%
44 Spark Investment Management LLC 16,000 293,000 0.10%
45 MARTINGALE ASSET MANAGEMENT L P 16,407 301,000 0.10%
46 State of Tennessee, Department of Treasury 16,900 310,000 0.11%
47 METROPOLITAN LIFE INSURANCE CO/NY 17,180 315,000 0.11%
48 TEXAS PERMANENT SCHOOL FUND CORP 17,542 321,000 0.11%
49 Brandywine Global Investment Management, LLC 18,440 338,000 0.11%
50 COMERICA BANK 21,407 347,000 0.12%
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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.