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NATIONAL INSTRS CORP
NATIONAL INSTRS CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 223 Institutional holders with a total value of $2,700,347,815.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BROWN ADVISORY INC 8,417,807 247,987,000 9.18%
2 VANGUARD GROUP INC 7,686,181 226,436,000 8.39%
3 JANUS HENDERSON INVESTORS US LLC 6,723,813 198,083,000 7.34%
4 WELLINGTON MANAGEMENT GROUP LLP 5,199,700 153,183,000 5.67%
5 ROYCE & ASSOCIATES LP 5,062,085 149,129,000 5.52%
6 RIVERBRIDGE PARTNERS LLC 4,479,738 131,973,000 4.89%
7 BlackRock Institutional Trust Company, N.A. 4,189,965 123,436,000 4.57%
8 Capital World Investors 4,049,000 119,284,000 4.42%
9 PRICE T ROWE ASSOCIATES INC /MD/ 3,807,895 112,181,000 4.15%
10 EdgePoint Investment Group Inc. 3,423,931 100,869,000 3.74%
11 BlackRock Fund Advisors 3,375,323 99,437,000 3.68%
12 STATE STREET CORP 2,440,079 71,884,000 2.66%
13 KING LUTHER CAPITAL MANAGEMENT CORP 2,221,435 65,443,000 2.42%
14 Findlay Park Partners LLP 1,896,156 55,861,000 2.07%
15 Capital Research Global Investors 1,687,264 49,707,000 1.84%
16 Bank of New York Mellon Corp 1,473,766 43,418,000 1.61%
17 Bares Capital Management, Inc. 1,024,716 30,188,000 1.12%
18 NORTHERN TRUST CORP 995,177 29,318,000 1.09%
19 HERMES INVESTMENT MANAGEMENT LTD 947,664 27,918,000 1.03%
20 NORGES BANK 847,482 24,967,000 0.92%
21 Epoch Investment Partners, Inc. 845,609 24,912,000 0.92%
22 VOYA INVESTMENT MANAGEMENT LLC 781,867 23,033,000 0.85%
23 MACKENZIE FINANCIAL CORP 769,581 22,672,000 0.84%
24 ATLANTA CAPITAL MANAGEMENT CO L L C 725,983 21,387,000 0.79%
25 GEODE CAPITAL MANAGEMENT, LLC 627,893 18,497,000 0.68%
26 THRIVENT FINANCIAL FOR LUTHERANS 610,962 17,999,000 0.67%
27 Stephens Investment Management Group LLC 604,215 17,800,000 0.66%
28 Tikvah Management LLC 567,500 16,719,000 0.62%
29 CITADEL ADVISORS LLC 514,093 15,145,000 0.56%
30 DENVER INVESTMENT ADVISORS LLC 512,634 15,102,000 0.56%
31 DIMENSIONAL FUND ADVISORS LP 479,026 14,113,000 0.52%
32 SILVERCREST ASSET MANAGEMENT GROUP LLC 465,968 13,727,000 0.51%
33 Artisan Partners Limited Partnership 451,309 13,296,000 0.49%
34 KORNITZER CAPITAL MANAGEMENT INC /KS 445,710 13,131,000 0.49%
35 MCDANIEL TERRY & CO 427,311 12,589,000 0.47%
36 RENAISSANCE TECHNOLOGIES LLC 394,866 11,633,000 0.43%
37 MANAGED ACCOUNT ADVISORS LLC 387,471 11,415,000 0.42%
38 GOLDMAN SACHS GROUP INC 365,910 10,780,000 0.40%
39 TIAA CREF INVESTMENT MANAGEMENT LLC 344,786 10,157,000 0.38%
40 AMERIPRISE FINANCIAL INC 336,185 9,904,000 0.37%
41 NEW YORK STATE COMMON RETIREMENT FUND 334,392 9,851,000 0.36%
42 PARAMETRIC PORTFOLIO ASSOCIATES LLC 322,732 9,508,000 0.35%
43 BlackRock Investment Management, LLC 296,746 8,742,000 0.32%
44 SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI 290,172 8,548,000 0.32%
45 PRINCIPAL FINANCIAL GROUP INC 286,568 8,441,000 0.31%
46 Visium Asset Management, LP 255,959 7,541,000 0.28%
47 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 252,900 7,450,000 0.28%
48 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 252,722 7,446,000 0.28%
49 Friedberg Investment Management 246,653 7,266,000 0.27%
50 MARTINGALE ASSET MANAGEMENT L P 246,129 7,252,000 0.27%
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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.