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MDU RES GROUP INC
MDU RES GROUP INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 326 Institutional holders with a total value of $2,754,066,420.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 13,083,254 307,456,000 11.16%
2 STATE STREET CORP 11,772,294 276,641,000 10.04%
3 PARNASSUS INVESTMENTS, LLC 10,098,329 237,311,000 8.62%
4 BlackRock Institutional Trust Company, N.A. 5,650,664 132,791,000 4.82%
5 BlackRock Fund Advisors 5,621,097 132,096,000 4.80%
6 SPRUCEGROVE INVESTMENT MANAGEMENT LTD 4,921,140 115,647,000 4.20%
7 FRANKLIN RESOURCES INC 3,004,300 70,601,000 2.56%
8 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 2,798,624 65,769,000 2.39%
9 STRS OHIO 2,331,000 54,778,000 1.99%
10 MAIRS & POWER INC 2,287,900 53,766,000 1.95%
11 Bank of New York Mellon Corp 2,256,278 53,021,000 1.93%
12 US BANCORP \DE\ 2,165,038 50,879,000 1.85%
13 RIVERBRIDGE PARTNERS LLC 2,094,323 49,217,000 1.79%
14 NORTHERN TRUST CORP 1,902,578 44,711,000 1.62%
15 CRAMER ROSENTHAL MCGLYNN LLC 1,783,112 41,903,000 1.52%
16 NORGES BANK 1,728,215 40,613,000 1.47%
17 FMR LLC 1,375,963 32,336,000 1.17%
18 FIRST TRUST ADVISORS LP 1,206,863 28,361,000 1.03%
19 BlackRock Group LTD 1,113,787 26,174,000 0.95%
20 MORGAN STANLEY 1,034,863 24,320,000 0.88%
21 HERMES INVESTMENT MANAGEMENT LTD 1,025,093 24,090,000 0.87%
22 GEODE CAPITAL MANAGEMENT, LLC 1,010,730 23,738,000 0.86%
23 PGGM Investments 964,974 22,677,000 0.82%
24 HENNESSY ADVISORS INC 906,407 21,301,000 0.77%
25 TWO SIGMA INVESTMENTS, LP 846,164 19,885,000 0.72%
26 PRUDENTIAL FINANCIAL INC 842,292 19,794,000 0.72%
27 JPMORGAN CHASE & CO 834,027 19,598,000 0.71%
28 Legal & General Group Plc 809,735 19,033,000 0.69%
29 WELLS FARGO & COMPANY/MN 775,162 18,217,000 0.66%
30 BlackRock Investment Management, LLC 716,366 16,835,000 0.61%
31 HIGHBRIDGE CAPITAL MANAGEMENT LLC 698,869 16,423,000 0.60%
32 MILLER HOWARD INVESTMENTS INC /NY 684,316 16,081,000 0.58%
33 ROYAL LONDON ASSET MANAGEMENT LTD 60,263 14,424,000 0.52%
34 TIAA CREF INVESTMENT MANAGEMENT LLC 597,728 14,047,000 0.51%
35 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 579,916 13,419,000 0.49%
36 MASON STREET ADVISORS, LLC 569,980 13,395,000 0.49%
37 CREDIT SUISSE AG/ 567,482 13,335,000 0.48%
38 BLACKROCK ADVISORS LLC 560,414 13,169,000 0.48%
39 MILLENNIUM MANAGEMENT LLC 559,600 13,151,000 0.48%
40 PRINCIPAL FINANCIAL GROUP INC 536,945 12,617,000 0.46%
41 PNC FINANCIAL SERVICES GROUP, INC. 524,489 12,324,000 0.45%
42 TWO SIGMA ADVISERS, LP 519,039 12,197,000 0.44%
43 RENAISSANCE TECHNOLOGIES LLC 518,450 12,184,000 0.44%
44 D. E. Shaw & Co., Inc. 498,336 11,711,000 0.43%
45 IRONBRIDGE CAPITAL MANAGEMENT LP 479,743 11,274,000 0.41%
46 AMERIPRISE FINANCIAL INC 464,638 10,921,000 0.40%
47 NEW YORK STATE COMMON RETIREMENT FUND 456,957 10,738,000 0.39%
48 Sumitomo Mitsui Trust Group, Inc. 414,112 9,910,000 0.36%
49 GOLDMAN SACHS GROUP INC 406,206 9,545,000 0.35%
50 AMERICAN INTERNATIONAL GROUP, INC. 401,269 9,429,827 0.34%
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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.