Statement of Changes in Beneficial Ownership (4)

FORM 4 [ X ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * du Pont Lammot J	2. Issuer Name and Ticker or Trading Symbol DUPONT FABROS TECHNOLOGY, INC. [ DFT ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __ X __ Director                      _____ 10% Owner __ X __ Officer (give title below)      _____ Other (specify below) Chairman of the Board
(Last)          (First)          (Middle) 401 9TH STREET, NW, SUITE 600	3. Date of Earliest Transaction (MM/DD/YYYY) 9/14/2017
(Street) WASHINGTON, DC 20004 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	9/14/2017		D		119489	D	(1)	0	D
Common Stock	9/14/2017		D		33972	D	(1)	0	I	By Corporation

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
OP Units	(2)	9/14/2017		D			1250109	(2)	(2)	Common Stock	1250109.0	(2)	0	D
OP Units	(2)	9/14/2017		D			289025	(2)	(2)	Common Stock	289025.0	(2)	0	I	By LP
OP Units	(2)	9/14/2017		D			1501119	(2)	(2)	Common Stock	1501119.0	(2)	0	I	By LLC
OP Units	(2)	9/14/2017		D			204095	(2)	(2)	Common Stock	204095.0	(2)	0	I	By Corporation

Explanation of Responses:
(1)	On September 14, 2017, pursuant to the Agreement and Plan of Merger dated as of June 8, 2017 (the Merger Agreement), by and among Digital Realty Trust, Inc. (DLR), Penguins REIT Sub, LLC (REIT Merger Sub), Digital Realty Trust, L.P. (DLR OP), Penguins OP Sub 2, LLC (Merger Sub GP), Penguins OP Sub, LLC (OP Merger Sub), DuPont Fabros Technology, Inc. (DFT) and DuPont Fabros Technology, L.P. (DFT OP), DLR and DFT combined through (i) a merger of DFT with and into REIT Merger Sub, with REIT Merger Sub surviving the merger as the surviving entity (the REIT Merger), and (ii) a merger of OP Merger Sub with and into DFT OP, with DFT OP surviving the merger as the surviving partnership. Pursuant to the Merger Agreement, at the effective time of the REIT Merger, each share of DFT common stock issued and outstanding immediately prior to such time was converted into the right to receive 0.545 shares of DLR common stock.
(2)	Pursuant to the Merger Agreement, each OP Unit issued and outstanding immediately prior to the Partnership Merger Effective Time (as defined in the Merger Agreement) was converted into the right to receive 0.545 validly issued DLR OP Common Units (as defined in the Merger Agreement).

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
du Pont Lammot J 401 9TH STREET, NW SUITE 600 WASHINGTON, DC 20004	X		Chairman of the Board

Signatures
s Attorney-in-fact Richard A. Montfort, Jr.		9/18/2017
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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