Ownership Submission
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 OF SECURITIES

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
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(Print or Type Responses)
1. Name and Address of Reporting Person *
PEIREZ JOSHUA L
  2. Issuer Name and Ticker or Trading Symbol
DUN & BRADSTREET CORP/NW [DNB]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President & COO
(Last)
(First)
(Middle)
103 JFK PARKWAY
3. Date of Earliest Transaction (Month/Day/Year)
08/03/2016
(Street)

SHORT HILLS, NJ 07078
4. If Amendment, Date Original Filed(Month/Day/Year)
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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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
Common Stock 08/03/2016   M   4,100 A $ 68.78 26,879.2399 D  
Common Stock 08/03/2016   M   8,500 A $ 80.45 35,379.2399 D  
Common Stock 08/03/2016   M   15,975 A $ 82.8 51,354.2399 D  
Common Stock 08/03/2016   S   28,575 D $ 139.5054 (1) 22,779.2399 D  
Common Stock 08/03/2016   S   7,933 D $ 139.8904 (2) 14,846.2399 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 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
(Month/Day/Year)
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
Non-Qualified Stock Option - Right to Buy $ 68.78 08/03/2016   M     4,100 (3) 09/13/2011 09/13/2020 Common Stock 4,100 $ 0 0 D  
Non-Qualified Stock Option - Right to Buy $ 80.45 08/03/2016   M     8,500 (4) 03/01/2012 03/01/2021 Common Stock 8,500 $ 0 0 D  
Non-Qualified Stock Option - Right to Buy $ 82.8 08/03/2016   M     15,975 (5) 03/01/2013 03/01/2022 Common Stock 15,975 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
PEIREZ JOSHUA L
103 JFK PARKWAY
SHORT HILLS, NJ 07078
      President & COO  

Signatures

 /s/ Kristin R. Kaldor for Joshua L. Peirez by POA previously filed   08/04/2016
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Represents the weighted average sales price. Actual prices ranged from $139.00 to $140.26. Upon request from the SEC or a shareholder of the issuer, the reporting person will provide information on the number of shares sold at each separate price.
(2) Represents the sale price of long shares sold.
(3) One-fourth of the options (16,400) vested each year beginning on the date indicated.
(4) One-fourth of the options (17,000) vested each year beginning on the date indicated.
(5) One-fourth of the options (21,300) vested each year beginning on the date indicated.

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