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 *
Russell Edward Keith
   2. Issuer Name and Ticker or Trading Symbol
QUIDEL CORP /DE/ [QDEL] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SVP-Global Commercial Ops
(Last)
(First)
(Middle)
12544 HIGH BLUFF DRIVE, SUITE 200		 3. Date of Earliest Transaction (Month/Day/Year)
02/15/2017
(Street)

SAN DIEGO, CA 92130		 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

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 Options $ 21.08 02/15/2017   A   14,343     (1) 02/15/2027 Common Stock 14,343 $ 0 14,343 D  
Restricted Stock Units (2) 02/15/2017   A   7,172     (3)   (3) Common Stock 7,172 $ 0 7,172 D  
Restricted Stock Units (Converted) (2) 02/17/2017   A   3,646     (4)   (5) Common Stock 3,646 $ 0 3,646 D  
Restricted Stock Units (Premium) (2) 02/17/2017   A   364     (6)   (5) Common Stock 364 $ 0 364 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Russell Edward Keith
12544 HIGH BLUFF DRIVE
SUITE 200
SAN DIEGO, CA 92130		       SVP-Global Commercial Ops  

Signatures

 Robert J. Bujarski, attorney-in-fact for Edward K. Russell   02/17/2017
**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) 7,172 shares will vest on the second anniversary date of the grant date, February 15, 2019. 3,586 shares will vest on the third anniversary date of the grant date, February 15, 2020. 3,585 shares will vest on the fourth anniversary date of the grant date, February 15, 2021.
(2) Each restricted stock unit represents the right to receive one share of Quidel Corporation common stock.
(3) 7,172 shares will vest on the fourth anniversary date of the grant date, February 15, 2021.
(4) The restricted stock units vest on the date of grant, February 17, 2017.
(5) The restricted stock units were received in lieu of a percentage of the reporting persons 2016 cash bonus pursuant to the 2016 Employee Deferred Bonus Compensation Plan.
(6) The restricted stock units vest on the first anniversary date of the grant date, February 17, 2018.

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