UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
SCHEDULE 13G
(Amendment No. 13)
 
Under the Securities Exchange Act of 1934
 
Quidel Corporation 


(Name of Issuer)
 
Common Stock, par value $0.001 


(Title of Class of Securities)
 
74838J101 


(CUSIP Number)
 
December 31, 2015

(Date of Event Which Requires Filing of this Statement)
 
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
 
 
 ☐
Rule 13d-1(b)
 
 ☒
Rule 13d-1(c)
 
 ☐
Rule 13d-1(d)
 
The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (the “Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
 
 

 
 


 
1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
Larry N. Feinberg
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
 
3
 
SEC USE ONLY
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
United States
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
2,793,784
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
2,793,784
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
2,793,784
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
8.40%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
IN
 
 
 

 

1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
Oracle Partners, L.P.
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
 
3
 
SEC USE ONLY
 
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Delaware
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
1,994,400
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
1,994,400
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
1,994,400
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
6.00%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
PN
 

 


 
1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
Oracle Institutional Partners, L.P.
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
 
3
 
SEC USE ONLY
 
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Delaware
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
275,622
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
275,622
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
275,622
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
0.83%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
PN
 
 
 

 
 
1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
Oracle Associates, LLC
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
 
3
 
SEC USE ONLY
 
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Delaware
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
2,751,284
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
2,751,284
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
2,751,284
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
8.27%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
OO
 
 
 


 

1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
Oracle Ten Fund Master, L.P.
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
 
3
 
SEC USE ONLY
 
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Cayman Islands
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
481,262
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
481,262
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
481,262
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
1.45%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
OO
 
 
 



 

1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
Oracle Investment Management, Inc. Employees’ Retirement Plan
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
  
3
 
SEC USE ONLY
 
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Connecticut
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
36,000
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
36,000
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
36,000
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
0.11%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
EP
  
 
 

  

1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
Oracle Investment Management, Inc.
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
 
3
 
SEC USE ONLY
 
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Delaware
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
517,262
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
517,262
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
517,262
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
1.56%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
CO
 
 


 
1
 
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
The Feinberg Family Foundation
2
 
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 
(a)   ☐
(b)  
 
3
 
SEC USE ONLY
 
 
 
4
 
CITIZENSHIP OR PLACE OF ORGANIZATION
 
Connecticut
 NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:
5
 
SOLE VOTING POWER
 
0
6
 
SHARED VOTING POWER
 
6,500
7
 
SOLE DISPOSITIVE POWER
 
0
8
 
SHARED DISPOSITIVE POWER
 
6,500
 9
 
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
6,500
10
 
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
   ☐
 
11
 
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
0.02%
12
 
TYPE OF REPORTING PERSON (See Instructions)
 
OO
 
 
 
 

 
This Amendment No. 13 to Schedule 13G (this “Amendment No. 13”) is being filed with respect to the Common Stock, par value $0.001 (“Common Stock”) of Quidel Corporation, a Delaware corporation (the “Issuer”), to amend the Schedule 13G filed on April 23, 2001, as previously amended by Amendment No. 1, filed on February 14, 2002, by Amendment No. 2, filed on February 12, 2003, by Amendment No. 3, filed on February 9, 2005, by Amendment No. 4, filed on February 7, 2006, by Amendment No. 5, filed on February 15, 2008, by Amendment No. 6 filed on May 20, 2009, by Amendment No. 7, filed on February 2, 2010, by Amendment No. 8, filed on February 8, 2011, by Amendment No. 9, filed on February 6, 2012, by Amendment No. 10, filed on February 12, 2013, by Amendment No. 11 filed on February 13, 2014 and by Amendment No. 12 filed on January 30, 2015 (as so amended, the “Schedule 13G”), in accordance with the annual amendment requirements. Capitalized terms used but not defined herein have the meaning ascribed thereto in the Schedule 13G.
 
Item 4:
Ownership:
 
Item 4 of the Schedule 13G is hereby amended and restated as follows:
 
The percentage of shares owned is based upon 33,254,841 shares of the Issuer’s Common Stock issued and outstanding as of October 28, 2015, as set forth in the Issuer’s most recent Quarterly Report on Form 10-Q for the period ended September 30, 2015, filed with the Securities and Exchange Commission on October 29, 2015.
 
The beneficial ownership of the Reporting Persons as of the date of this Amendment No. 13 is set forth below. This filing and any future amendments hereto shall not be considered an admission that any Reporting Person is a beneficial owner of shares beneficially owned by any other Reporting Person named herein.
 
A. Larry N. Feinberg
(a) Amount beneficially owned: 2,793,784
(b) Percent of class: 8.40%
(c) Number of shares as to which such person has:
(i)    Sole power to vote or direct the vote: 0
(ii)   Shared power to vote or direct the vote: 2,793,784
(iii)  Sole power to dispose or direct the disposition: 0
(iv)  Shared power to dispose or direct the disposition: 2,793,784
 
B. Oracle Partners, L.P.
(a) Amount beneficially owned: 1,994,400
(b) Percent of class: 6.00%
(c) Number of shares as to which such person has:
(i)    Sole power to vote or direct the vote: 0
(ii)   Shared power to vote or direct the vote: 1,994,400
 
 
 
 

 
(iii)  Sole power to dispose or direct the disposition: 0
(iv)  Shared power to dispose or direct the disposition: 1,994,400
 
C. Oracle Institutional Partners, L.P.
(a) Amount beneficially owned: 275,622
(b) Percent of class: 0.83%
 (i)   Sole power to vote or direct the vote: 0
(ii)  Shared power to vote or direct the vote: 275,622
(iii) Sole power to dispose or direct the disposition: 0
(iv) Shared power to dispose or direct the disposition: 275,622
 
D. Oracle Associates, LLC
(a) Amount beneficially owned: 2,751,284
(b) Percent of class: 8.27%
(c) Number of shares as to which such person has:
(i)   Sole power to vote or direct the vote: 0
(ii)  Shared power to vote or direct the vote: 2,751,284
(iii) Sole power to dispose or direct the disposition: 0
(iv) Shared power to dispose or direct the disposition: 2,751,284
 
E. Oracle Ten Fund Master, L.P.
(a) Amount beneficially owned: 481,262
(b) Percent of class: 1.45%
(c) Number of shares as to which such person has:
(i)   Sole power to vote or direct the vote: 0
(ii)  Shared power to vote or direct the vote: 481,262
(iii) Sole power to dispose or direct the disposition: 0
(iv) Shared power to dispose or direct the disposition: 481,262
 
F. Oracle Investment Management, Inc. Employees’ Retirement Plan
(a) Amount beneficially owned: 36,000
(b) Percent of class: 0.11%
(c) Number of shares as to which such person has:
(i)   Sole power to vote or direct the vote: 0
(ii)  Shared power to vote or direct the vote: 36,000
(iii) Sole power to dispose or direct the disposition: 0
(iv) Shared power to dispose or direct the disposition: 36,000
 
G. Oracle Investment Management, Inc.
(a) Amount beneficially owned: 517,262
(b) Percent of class: 1.56%
(c) Number of shares as to which such person has:
(i)   Sole power to vote or direct the vote: 0
(ii)  Shared power to vote or direct the vote: 517,262
(iii) Sole power to dispose or direct the disposition: 0
(iv) Shared power to dispose or direct the disposition: 517,262
 
 
 
 

 

H. The Feinberg Family Foundation
(a) Amount beneficially owned: 6,500
(b) Percent of class: 0.02%
(c) Number of shares as to which such person has:
 (i)   Sole power to vote or direct the vote: 0
(ii)  Shared power to vote or direct the vote: 6,500
(iii) Sole power to dispose or direct the disposition: 0
(iv) Shared power to dispose or direct the disposition: 6,500

 
Item 10:
Certification:
 
 
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
SIGNATURE
 
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
 
Dated:       February 3, 2016
 
  
/s/ Larry N. Feinberg   _________________________                                        
 
Larry N. Feinberg, Individually
  
  
   
   
 
ORACLE PARTNERS, L.P.
   
 
By:  ORACLE ASSOCIATES, LLC, its general partner
   
  
 By:  /s/ Larry N. Feinberg   _________________________                                          
 
        Larry N. Feinberg, Managing Member
  
  
   
   
 
ORACLE INSTITUTIONAL PARTNERS, L.P.
   
 
By:  ORACLE ASSOCIATES, LLC, its general partner
   
  
 By:  /s/ Larry N. Feinberg                                             
 
        Larry N. Feinberg, Managing Member
  
  
   
   
 
ORACLE ASSOCIATES, LLC
   
  
 By:  /s/ Larry N. Feinberg   _________________________   
 
        Larry N. Feinberg, Managing Member
 
 
 

 
 
ORACLE TEN FUND MASTER, L.P.
   
 
By:  ORACLE ASSOCIATES, LLC, its general partner
   
 
 By:  /s/ Larry N. Feinberg                                           
 
         Larry N. Feinberg, Managing Member 
   
   
  
ORACLE INVESTMENT MANAGEMENT, INC. EMPLOYEES’ RETIREMENT PLAN
   
 
 By:  /s/ Aileen Wiate                                                     
 
        Aileen Wiate, Trustee
 
 
 
     
     
 
ORACLE INVESTMENT MANAGEMENT, INC.
   
  
 By:  /s/ Larry N. Feinberg                                             
 
        Larry N. Feinberg, Managing Member
 
 
   
   
 
THE FEINBERG FAMILY FOUNDATION
   
  
 By:  /s/ Larry N. Feinberg                                             
 
       Larry N. Feinberg, Trustee