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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001033244-11-000006.txt : 20110211
<SEC-HEADER>0001033244-11-000006.hdr.sgml : 20110211
<ACCEPTANCE-DATETIME>20110211163927
ACCESSION NUMBER:		0001033244-11-000006
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20110211
DATE AS OF CHANGE:		20110211

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MDU RESOURCES GROUP INC
		CENTRAL INDEX KEY:			0000067716
		STANDARD INDUSTRIAL CLASSIFICATION:	MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
		IRS NUMBER:				410423660
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-35797
		FILM NUMBER:		11599762

	BUSINESS ADDRESS:	
		STREET 1:		1200 WEST CENTURY AVENUE
		CITY:			BISMARCK
		STATE:			ND
		ZIP:			58506-5650
		BUSINESS PHONE:		701-530-1059

	MAIL ADDRESS:	
		STREET 1:		1200 WEST CENTURY AVENUE
		CITY:			BISMARCK
		STATE:			ND
		ZIP:			58506-5650

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MONTANA DAKOTA UTILITIES CO
		DATE OF NAME CHANGE:	19850429

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NEW YORK LIFE TRUST CO
		CENTRAL INDEX KEY:			0001033244
		IRS NUMBER:				133808042
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		51 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10010
		BUSINESS PHONE:		2125768329

	MAIL ADDRESS:	
		STREET 1:		51 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10010

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NYL TRUST CO
		DATE OF NAME CHANGE:	19970212
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>r13g1210b.txt
<DESCRIPTION>13G/A FILING AS OF 12/31/10
<TEXT>
                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G
                                 (Rule 13d-102)

                              INFORMATION STATEMENT
                        PURSUANT TO RULES 13d-1 AND 13d-2
                    Under the Securities Exchange Act of 1934
                              (Amendment No. 11)*

                        MDU RESOURCES GROUP, INC.
                                (Name of Issuer)

                                  COMMON STOCK
                         (Title of Class of Securities)

                                   552690109
                                 (CUSIP Number)

*The  remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).



<PAGE>



                                  SCHEDULE 13G

CUSIP NO. 552690109                                          Page 2 of 4 Pages
MDU RESOURCES GROUP, INC.

1.       NAME OF REPORTING PERSON
         S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

                  NEW YORK LIFE TRUST COMPANY

                  EIN # 13-3808042
2.    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*       (a) [ ]
                                                              (b) [ ]

3.    SEC USE ONLY

4.    CITIZENSHIP OR PLACE OF ORGANIZATION

                  NEW YORK, NEW YORK

NUMBER OF                  5.       SOLE VOTING POWER          10,092,631
SHARES
BENEFICIALLY               6.       SHARED VOTING POWER        0
OWNED BY
EACH                       7.       SOLE DISPOSITIVE POWER     10,092,631
REPORTING
PERSON                     8.       SHARED DISPOSITIVE POWER   0
WITH

9.    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
      REPORTING PERSON                                         10,092,631

10.   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
      EXCLUDES CERTAIN SHARES* [ ]

11.   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9        5.36%

12.   TYPE OF REPORTING PERSON*

                  BK

        *SEE INSTRUCTIONS BEFORE FILLING OUT



<PAGE>



                                  SCHEDULE 13G

CUSIP NO. 552690109                                          Page 3 of 4 Pages
MDU RESOURCES GROUP, INC.



Item 1(a)     Name of Issuer:   MDU RESOURCES GROUP, INC.

Item 1(b)     Address of Issuer's principal executive offices:

                                1200 West Century Avenue
                                Bismarck, ND 58506-5650

Item 2(a)     Name of person filing:    NEW YORK LIFE TRUST COMPANY

Item 2(b)     Address of principal business office:

                                51 MADISON AVENUE
                                NEW YORK, NY  10010

Item 2(c)     Citizenship: See Item 4 of Cover Page

Item 2(d)     Title of class of securities: See Cover Page

Item 2(e)     Cusip No.:   See Cover Page

Item 3        Type of Person:	See Item 12 of Cover Page

Item 4(a)     Amount beneficially owned: New York Life Trust Company ("NYLTC"),
		in its capacity as directed trustee of the MDU Resources Group,
		Inc. 401(k) Retirement Plan (the "Plan"), may be deemed the
		beneficial owner of 10,092,631 shares of common stock of the
		issuer which are owned by the Plan on behalf of numerous
		participants.  NYLTC has limited authority with regard to certain
		shares over which it may exercise voting and/or dispositive power.
		The filing of this statement shall not be construed as an admission
		that NYLTC is, for the purposes of Section 13(d) or 13(g) of the
		Act, the beneficial owner of any securities covered by the statement.

Item 4(b)     Percent of class:         5.36%

Item 4(c)     For information regarding voting and dispositive power with
		respect to the above listed shares see items 5-8 of Cover
		Page.

Item 5        Ownership of 5 percent or less of a class:	NOT APPLICABLE

Item 6        Ownership of more than 5 percent on behalf of another person:
		Shares as to which this schedule is filed are owned by MDU
		Resources Group, Inc. 401(k) Retirement Plan (the "Plan") on
		behalf of numerous participants.  Participants in the plan
		receive dividends and the proceeds for the sale of such
		shares.  No participant is known to have such an interest
		with respect to more than five percent of the class.


<PAGE>


                                  SCHEDULE 13G

CUSIP NO. 552690109                                          Page 4 of 4 Pages
MDU RESOURCES GROUP, INC.



Item 7        Identification and classification of subsidiary which acquired the
		security being reported on by the parent holding company:   NOT
		APPLICABLE

Item 8        Identification and classification of members of the group:     NOT
              APPLICABLE

Item 9        Notice of dissolution of the group:     NOT APPLICABLE

Item 10       Certification:

              By signing  below I certify  that, to the best of my knowledge and
              belief, the securities referred to above were acquired and are
              held in the ordinary course of business and were not acquired and
              are not held for the purpose of or with the effect of changing or
              influencing the control of the issuer of the securities and were
              not acquired and are not held in connection with or as a
              participant in any transaction having that purpose or effect.

                                    SIGNATURE

              After  reasonable  inquiry  and to the  best of my  knowledge  and
              belief, I certify that the information set forth in this statement
              is true, complete, and correct.


Dated: February 11, 2011

                                    /s/ Laura D'Ambrosio
                                    -----------------------------
                                    Name:  Laura D'Ambrosio
                                    Title: Vice President



</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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