Sec Form 4 Filing - Nordhagen Arlen Dale @ National Storage Affiliates Trust - 2017-10-03

FORM 4 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 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person Nordhagen Arlen Dale 2. Issuer Name and Ticker or Trading Symbol National Storage Affiliates Trust [ NSA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Executive Officer (Last) (First) (Middle) 5200 DTC PARKWAY, STE 200 3. Date of Earliest Transaction (MM/DD/YY) 10/03/2017 (Street) GREENWOOD VILLAGE, CO80111 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction 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

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 Class A OP Units ( 1 ) ( 1 ) ( 2 ) 10/03/2017 A 26,049 ( 2 ) ( 1 ) ( 3 ) Common shares of beneficial interest, $0.01 par value ( 1 ) 26,049 ( 1 ) ( 2 ) $ 24.06 2,519,717 ( 4 ) I See Footnote ( 2 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Nordhagen Arlen Dale 5200 DTC PARKWAY STE 200 GREENWOOD VILLAGE, CO80111 X Chief Executive Officer Signatures Arlen Dale Nordhagen, by Jason Parsont, his Attorney-in-fact 10/05/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Beginning October 3, 2018, the Reporting Person will have the right to cause NSA OP, LP (the "Partnership") to redeem all or a portion of the Reporting Person's Class A common units of limited partner interest in the Partnership ("Class A OP Units") set forth in column 5 for cash in an amount equal to the market value of an equivalent number of the common shares of beneficial interest ("Shares") of National Storage Affiliates Trust (the "Issuer") or, at the Issuer's option, Shares on a one-for-one basis, subject to certain adjustments. ( 2 )Consists of 26,049 Class A OP Units issued to Nordhagen LLLP, for which the Reporting Person has or shares voting and/or investment power. This filing shall not be deemed to be an admission that the Reporting Person is the beneficial owner of any of the securities reported herein, and the Reporting Person disclaims beneficial ownership of such securities except to the extent of the Reporting Person's pecuniary interest therein. ( 3 )N/A ( 4 )The Reporting Person's total direct and indirect beneficial ownership following the reported transaction above is 2,519,717 Class A OP Units, which includes those Class A OP Units previously reported and the Class A OP Units reported herein (together with those securities convertible into, or exchangeable for, such Class A OP Units as specified herein and therein). The 2,519,717 Class A OP Units do not include derivative securities of other classes or non-derivative securities of the Reporting Person that were previously reported.

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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.