Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  Ziebell William F
2. Date of Event Requiring Statement (Month/Day/Year)
01/25/2017
3. Issuer Name and Ticker or Trading Symbol
GALLAGHER ARTHUR J & CO [AJG]
(Last)
(First)
(Middle)
2 PIERCE PLACE
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VICE PRESIDENT
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

ITASCA, IL 60143
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 Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 1,110
D
 
Common Stock (restricted) (1) 6,800
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Phantom Stock   (2)   (2) Common Stock 35,367 $ (3) D  
Non-qualified Stock Option   (4)(5) 03/05/2018 Common Stock 1,864 $ 23.76 D  
Non-qualified Stock Option   (5)(6) 03/08/2018 Common Stock 5,900 $ 30.95 D  
Non-qualified Stock Option   (7)(8) 03/16/2019 Common Stock 8,900 $ 35.71 D  
Non-qualified Stock Option   (8)(9) 03/13/2020 Common Stock 12,500 $ 39.17 D  
Non-qualified Stock Option   (8)(10) 03/12/2021 Common Stock 12,200 $ 46.87 D  
Non-qualified Stock Option   (8)(11) 03/11/2022 Common Stock 10,200 $ 46.17 D  
Non-qualified Stock Option   (8)(12) 03/17/2023 Common Stock 13,200 $ 43.71 D  
Notional Stock Units   (13)   (13) Common Stock 3,300 $ (14) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Ziebell William F
2 PIERCE PLACE
ITASCA, IL 60143
      VICE PRESIDENT  

Signatures

/s/ Seth Diehl, by power of attorney 02/01/2017
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Consists of four tranches of restricted stock units: 1,950, 1,450, 1,500 and 1,900 granted on 3/13/2013, 3/12/2014, 3/11/2015 and 3/17/2016, respectively. The 2013 and 2014 grants cliff vest on the fourth anniversary of the grant date and the 2015 and 2016 grants cliff vest on the fifth anniversary of the grant date.
(2) These shares represent awards under the Age 62 Plan, a nonqualified deferred compensation plan of the Company, which have been deemed invested in Company common stock at the election of the reporting person. Participants vest in these awards when they attain age 62, or after a one-year period for participants who have attained age 61.
(3) Each share of phantom stock represents a right to receive one share of Gallagher common stock.
(4) Granted on 3/5/2008.
(5) The stock option becomes exercisable 20% each year on the anniversary of the grant date.
(6) Granted 3/8/2011.
(7) Granted 3/16/2012.
(8) One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
(9) Granted 3/13/2013.
(10) Granted 3/12/2014.
(11) Granted 3/11/2015.
(12) Granted 3/17/2016.
(13) The notional stock units become payable following the reporting person's separation from service with Gallagher.
(14) Each notional stock unit represents a right to receive one share of Gallagher common stock.

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