SECURITIES AND EXCHANGE COMMISSION
Washington, D. C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. )
Digital Realty Trust, Inc.
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(Name of Issuer)
COMMON STOCK (PAR VALUE .01 PER SHARE)
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(Title of Class of Securities)
253868103
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(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).
1. Name of Reporting Person S.S. or I.R.S. Identification No. of Above Person
Rainier Investment Management, Inc. I.R.S. No. 91-1457076
2. Check the Appropriate Box if a Member of a Group*
(a) [ ]
(b) [ ]
3. SEC USE ONLY
4. Citizenship or Place of Organization: Seattle, Washington U.S.A.
5. Sole Voting Power 3,835,025
6. Shared Voting Power None
7. Sole Dispositive Power 4,024,250
8. Shared Dispositive Power None
9. Aggregate Amount Beneficially Owned by Each Reporting Person 4,024,250
10. Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares* N/A
11. Percent of Class Represented by Amount in Row 9: 5.53%
12. Type or Reporting Person IA
ITEM 1.
(a) Name of Issuer: Digital Realty Trust, Inc.
(b) Address of Issuer's Principal Executive Offices
560 MISSION STREET
SUITE 2900
SAN FRANCISCO, CALIFORNIA 94105
ITEM 2.
(a) Name of Person Filing
Rainier Investment Management, Inc.
(b) Address of Principal Business Office or, if none, Residence
601 Union Street, Suite 2801 Seattle, WA 98101
(c) Citizenship: Washington
(d) Title of Class of Securities: Common Stock (Par value .01 per share)
(e) CUSIP Number: 253868103
ITEM 3. If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b),
check whether the person filing is a:
(a) [ ] Broker or Dealer registered under Section 15 of the Act
(b) [ ] Bank as defined in section 3 (a) (6) of the Act
(c) [ ] Insurance Company as defined in section 3(a) (19) of the Act
(d) [ ] Investment Company registered under section 8 of the Investment
Company Act of 1940
(e) [X] Investment Adviser registered under section 203 of Investment
Advisors Act of 1940
(f) [ ] Employee Benefit Plan, Pension Fund which is subject to the
provisions of the Employee Retirement Income Security Act of 1974 or
Endowment Fund; see Sec. 240.13d-1(b) (1) (ii) (F)
(g) [ ] Parent Holding Company, in accordance with Sec. 240.13d-1 (b)
(ii) (G) (Note: See Item 7)
(h) [ ] Group, in accordance with Sec. 240.13d-1 (b) (1) (ii) (H)
Item 4. Ownership
If the percent of class owned, as of December 31 of the year covered by
the statement, or as of the last day of any month described in Rule
13d-1 (b) (2), if applicable, exceeds five percent, provide the following
information as of that date and identify those shares which there is a
right to acquire.
(a) Amount Beneficially Owned
(b) Percent of Class %
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote
(ii) shared power to vote or to direct the voted None
(iii) sole power to dispose or to direct the disposition of
(iv) shared power to dispose or to direct the disposition of None
Item 5. Ownership of Five Percent or Less of a Class
If this statement is being filed to report the fact that as of the date
hereof the reporting person has ceased to be the beneficial owner of more
than five percent of the class of securities, check the following [ ].
Item 6. Ownership of more than Five Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to
direct the receipt of dividends from, or the proceeds from the sale of,
such securities, a statement to that effect should be included in response
to this item and, if such interest relates to more than five percent of
the class, such person should be identified. A listing of the shareholders
of an investment company registered under the Investment Company Act of
1940 or the beneficiaries of employee benefit plan, pension fund or
endowment fund is not required.
Not Applicable.
Item 7. Identification and Classification of the Subsidiary which Acquired
the Security Being Reported on by the Parent Holding Company. If a parent
holding company has filed this schedule, pursuant to Rule 13d-1(b)
(ii) (G), so indicated under Item 3 (g) and attach an exhibit stating the
identity and the Item 3 classification of the relevant subsidiary. If a
parent holding company has filed this schedule pursuant to Rule 13d-1 (c),
attach an exhibit stating the identification of the relevant subsidiary.
Not Applicable.
Item 8. Identification and Classification of Members of the Group
If a group has filed this schedule pursuant to Rule 13d-1(b) (ii) (H), so
indicate under item 3 (h) and attach an exhibit stating the identity and
Item 3 classification of each member of the group. If a group has filed
this schedule pursuant to Rule 13d-1 (c) attach an exhibit stating the
identity of each member of the group.
Not Applicable.
Item 9. Notice of Dissolution of Group
Notice of dissolution of a group may be furnished as an exhibit stating
the date of dissolution and that all further filings with respect to
transactions in the security reported on will be filed, if required, by
members of the group, in their individual capacity. See Item 5.
Not Applicable.
Item 10. Certification
The following certification shall be included if the statement is filed
pursuant to Rule 13d-1(b):
By signing below I certify that, to the best of my knowledge and belief,
the securities referred to above were acquired in the ordinary course of
business and were not acquired for the purpose of and do not have the effect
of changing or influencing the control of the issuer of such securities and
were not acquired in connection with or as a participant in any transaction
having such purposes 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
Signature
Katherine M. Stephens, Compliance Supervisor
DATE: FEBRUARY 13, 2009
Katherine M. Stephens, Compliance Supervisor