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MESA LABS INC
MESA LABS INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 65 Institutional holders with a total value of $163,495,471.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 310,000 27,978,000 17.11%
2 Conestoga Capital Advisors, LLC 254,311 22,952,000 14.04%
3 RENAISSANCE TECHNOLOGIES LLC 134,143 12,106,000 7.40%
4 Bares Capital Management, Inc. 120,322 10,859,000 6.64%
5 DIMENSIONAL FUND ADVISORS LP 102,355 9,238,000 5.65%
6 VANGUARD GROUP INC 98,033 8,847,000 5.41%
7 BlackRock Fund Advisors 74,578 6,731,000 4.12%
8 LPL Financial LLC 61,584 5,558,000 3.40%
9 ROYCE & ASSOCIATES LP 54,519 4,920,000 3.01%
10 KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 45,048 4,066,000 2.49%
11 Teton Advisors, Inc. 44,000 3,971,000 2.43%
12 Mawer Investment Management Ltd. 42,501 3,836,000 2.35%
13 BlackRock Institutional Trust Company, N.A. 41,966 3,787,000 2.32%
14 NORTHERN TRUST CORP 40,056 3,615,000 2.21%
15 STATE STREET CORP 39,506 3,563,000 2.18%
16 Kistler-Tiffany Companies, LLC 37,553 3,389,000 2.07%
17 AMERIPRISE FINANCIAL INC 34,050 3,073,000 1.88%
18 Invesco Ltd. 27,174 2,452,000 1.50%
19 Fiduciary Trust Co International of Pennsylvania 26,023 2,349,000 1.44%
20 Bank of New York Mellon Corp 18,853 1,701,000 1.04%
21 CRAWFORD INVESTMENT COUNSEL INC 17,160 1,549,000 0.95%
22 GEODE CAPITAL MANAGEMENT, LLC 14,367 1,296,000 0.79%
23 Neuberger Berman Group LLC 14,329 1,293,000 0.79%
24 TIAA CREF INVESTMENT MANAGEMENT LLC 13,196 1,191,000 0.73%
25 RUSSELL FRANK CO/ 13,498 1,158,000 0.71%
26 BRIDGEWAY CAPITAL MANAGEMENT, LLC 10,080 910,000 0.56%
27 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 9,800 854,000 0.52%
28 TFS CAPITAL LLC 9,389 847,000 0.52%
29 STRS OHIO 9,000 812,000 0.50%
30 PNC FINANCIAL SERVICES GROUP, INC. 8,359 755,000 0.46%
31 BlackRock Investment Management, LLC 7,249 654,000 0.40%
32 ANALYTIC INVESTORS, LLC 6,971 629,000 0.38%
33 Ativo Capital Management LLC 5,651 510,000 0.31% SH
34 GSA CAPITAL PARTNERS LLP 5,129 463,000 0.28%
35 RICE HALL JAMES & ASSOCIATES, LLC 4,875 440,000 0.27%
36 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 4,802 433,000 0.26%
37 Valentine Capital Asset Management, Inc. 3,773 341,000 0.21%
38 TEACHERS ADVISORS, LLC 3,737 337,000 0.21%
39 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 3,600 325,000 0.20%
40 CREDIT SUISSE AG/ 3,561 322,000 0.20%
41 MARTINGALE ASSET MANAGEMENT L P 3,501 316,000 0.19%
42 TWO SIGMA INVESTMENTS, LP 3,389 306,000 0.19%
43 ProShare Advisors LLC 2,694 243,000 0.15%
44 MANUFACTURERS LIFE INSURANCE COMPANY, THE 2,520 228,000 0.14%
45 OPPENHEIMER & CO INC 2,475 223,000 0.14%
46 METROPOLITAN LIFE INSURANCE CO/NY 2,238 202,000 0.12%
47 Nationwide Fund Advisors 2,047 185,000 0.11%
48 BARCLAYS PLC 1,992 184,000 0.11%
49 GLENMEDE TRUST CO NA 1,925 173,000 0.11%
50 UBS AG 1,842 166,000 0.10%
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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.