MACROGENICS, INC. |
(Name of Issuer) |
Common Stock |
(Title of Class Securities) |
556099109 |
(CUSIP Number) |
DECEMBER 31, 2014 |
(Date of Event That Requires Filing of this Statement) |
CUSIP No. 556099109
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(1)
|
Names of Reporting Persons.
Alta BioPharma Partners III, L.P.
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(2)
|
Check the Appropriate Box if a Member of a Group
|
||||
(a)
|
o
|
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(b)
|
x
|
||||
(3)
|
SEC Use Only
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(4)
|
Citizenship or Place of Organization
Delaware
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||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
(5)
|
Sole Voting Power
1,561,635 (a)
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(6)
|
Shared Voting Power
-0-
|
||||
(7)
|
Sole Dispositive Power
1,561,635 (a)
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||||
(8)
|
Shared Dispositive Power
-0-
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||||
(9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
1,561,635 (a)
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||||
(10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares o
|
||||
(11)
|
Percent of Class Represented by Amount in Row (9)
5.6% (b)
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(12)
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Type of Reporting Person
PN
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||||
CUSIP No. 556099109
|
|||||
(1)
|
Names of Reporting Persons.
Alta BioPharma Partners III GmbH & Co. Beteiligungs KG
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||||
(2)
|
Check the Appropriate Box if a Member of a Group
|
||||
(a)
|
o
|
||||
(b)
|
x
|
||||
(3)
|
SEC Use Only
|
||||
(4)
|
Citizenship or Place of Organization
Germany
|
||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
(5)
|
Sole Voting Power
104,877 (c)
|
|||
(6)
|
Shared Voting Power
-0-
|
||||
(7)
|
Sole Dispositive Power
104,877 (c)
|
||||
(8)
|
Shared Dispositive Power
-0-
|
||||
(9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
104,877 (c)
|
||||
(10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares o
|
||||
(11)
|
Percent of Class Represented by Amount in Row (9)
0.4% (b)
|
||||
(12)
|
Type of Reporting Person
PN
|
||||
CUSIP No. 556099109
|
|||||
(1)
|
Names of Reporting Persons.
Alta BioPharma Management III, LLC
|
||||
(2)
|
Check the Appropriate Box if a Member of a Group
|
||||
(a)
|
o
|
||||
(b)
|
x
|
||||
(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
1,666,512 (d)
|
||||
(7)
|
Sole Dispositive Power
-0-
|
||||
(8)
|
Shared Dispositive Power
1,666,512 (d)
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||||
(9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
1,666,512 (d)
|
||||
(10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares o
|
||||
(11)
|
Percent of Class Represented by Amount in Row (9)
6.0% (b)
|
||||
(12)
|
Type of Reporting Person
OO
|
||||
CUSIP No. 556099109
|
|||||
(1)
|
Names of Reporting Persons.
Alta Embarcadero BioPharma Partners III, LLC
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(2)
|
Check the Appropriate Box if a Member of a Group
|
||||
(a)
|
o
|
||||
(b)
|
x
|
||||
(3)
|
SEC Use Only
|
||||
(4)
|
Citizenship or Place of Organization
California
|
||||
Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With
|
(5)
|
Sole Voting Power
38,484 (e)
|
|||
(6)
|
Shared Voting Power
-0-
|
||||
(7)
|
Sole Dispositive Power
38,484 (e)
|
||||
(8)
|
Shared Dispositive Power
-0-
|
||||
(9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
38,484 (e)
|
||||
(10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares o
|
||||
(11)
|
Percent of Class Represented by Amount in Row (9)
0.1% (b)
|
||||
(12)
|
Type of Reporting Person
OO
|
||||
CUSIP No. 556099109
|
|||||
(1)
|
Names of Reporting Persons.
Farah Champsi
|
||||
(2)
|
Check the Appropriate Box if a Member of a Group
|
||||
(a)
|
o
|
||||
(b)
|
x
|
||||
(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
1,704,996 (h)
|
||||
(7)
|
Sole Dispositive Power
-0-
|
||||
(8)
|
Shared Dispositive Power
1,704,996 (h)
|
||||
(9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
1,704,996 (h)
|
||||
(10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares o
|
||||
(11)
|
Percent of Class Represented by Amount in Row (9)
6.1% (b)
|
||||
(12)
|
Type of Reporting Person
IN
|
||||
CUSIP No. 556099109
|
|||||
(1)
|
Names of Reporting Persons.
Edward Penhoet
|
||||
(2)
|
Check the Appropriate Box if a Member of a Group
|
||||
(a)
|
o
|
||||
(b)
|
x
|
||||
(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
1,704,996 (i)
|
||||
(7)
|
Sole Dispositive Power
-0-
|
||||
(8)
|
Shared Dispositive Power
1,704,996 (i)
|
||||
(9)
|
Aggregate Amount Beneficially Owned by Each Reporting Person
1,704,996 (i)
|
||||
(10)
|
Check if the Aggregate Amount in Row (9) Excludes Certain Shares o
|
||||
(11)
|
Percent of Class Represented by Amount in Row (9)
6.1% (b)
|
||||
(12)
|
Type of Reporting Person
IN
|
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Item 1.
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(a)
|
Name of Issuer:
Macrogenics, Inc. (“Issuer”)
|
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(b)
|
Address of Issuer’s Principal Executive Offices:
9640 Medical Center Drive
Rockville, Maryland 20850
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Item 2.
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(a)
|
Name of Person Filing:
Alta BioPharma Partners III, L.P. (“ABPIII”)
Alta BioPharma Management III, LLC (“ABMIII”)
Alta BioPharma Partners III GmbH & Co. Beteiligungs KG (“ABPIIIKG”)
Alta Embarcadero BioPharma Partners III, LLC (“AEBPIII”)
Farah Champsi (“FC”)
Edward Penhoet (“EP”)
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(b)
|
Address of Principal Business Office:
One Embarcadero Center, Suite 3700
San Francisco, CA 94111
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(c)
|
Citizenship/Place of Organization:
|
|||||
Entities:
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ABPIII
|
Delaware
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||||
ABMIII
|
Delaware
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ABPIIIKG
|
Germany
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AEBPIII
|
California
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Individuals:
|
FC
|
United States
|
||||
EP
|
United States
|
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(d)
|
Title of Class of Securities:
Common Stock
|
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(e)
|
CUSIP Number:
556099109
|
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Item 3.
|
Not applicable.
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Item 4
|
Ownership.
|
Fund Entities
|
Shares Held Directly
|
Sole Voting Power
|
Shared Voting Power
|
Sole Dispositive Power
|
Shared Dispositive Power
|
Beneficial Ownership
|
Percentage of Class (2)
|
ABPIII
|
1,561,635
|
0
|
1,561,635
|
0
|
1,561,635
|
1,561,635
|
5.6%
|
ABMIII
|
0
|
0
|
1,666,512
|
0
|
1,666,512
|
1,666,512
|
6.0%
|
ABPIIIKG
|
104,877
|
0
|
104,877
|
0
|
104,877
|
104,877
|
0.4%
|
AEPBIII
|
38,484
|
0
|
38,484
|
0
|
38,484
|
38,484
|
0.1%
|
FC
|
0
|
0
|
1,704,996
|
0
|
1,704,996
|
1,704,996
|
6.1%
|
EP
|
0
|
0
|
1,704,996
|
0
|
1,704,996
|
1,704,996
|
6.1%
|
Item 5.
|
Ownership of Five Percent or Less of a Class
|
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following ¨
|
|
Item 6.
|
Ownership of More than Five Percent on Behalf of Another Person
|
Not applicable.
|
|
Item 7.
|
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.
|
Not applicable.
|
|
Item 8.
|
Identification and Classification of Members of the Group
|
No reporting person is a member of a group as defined in Section 240.13d-1(b)(1)(ii)(H) of the Act.
|
|
Item 9.
|
Notice of Dissolution of Group
|
Not applicable.
|
|
Item 10.
|
Certification
|
Not applicable.
|
Date:
|
February 12, 2015
|
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ALTA BIOPHARMA PARTNERS III, L.P.
|
ALTA BIOPHARMA MANAGEMENT III, LLC
|
|||
By: Alta BioPharma Management III, LLC
|
||||
By:
|
/s/ Farah Champsi
|
By:
|
/s/ Farah Champsi
|
|
Farah Champsi, Director
|
Farah Champsi, Director
|
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ALTA EMBARCADERO BIOPHARMA PARTNERS III, LLC
|
ALTA BIOPHARMA PARTNERS III GMBH &CO.
BETEILIGUNGS KG
|
|||
By: Alta BioPharma Management III, LLC
|
||||
By:
|
/s/ Farah Champsi
|
/s/ Farah Champsi
|
||
Farah Champsi, Manager
|
Farah Champsi, Director
|
|||
/s/ Farah Champsi
|
||||
Farah Champsi
|
||||
/s/ Edward Penhoet
|
||||
Edward Penhoet
|
Date:
|
February 12, 2015
|
|||
ALTA BIOPHARMA PARTNERS III, L.P.
|
ALTA BIOPHARMA MANAGEMENT III, LLC
|
|||
By: Alta BioPharma Management III, LLC
|
||||
By:
|
/s/ Farah Champsi
|
By:
|
/s/ Farah Champsi
|
|
Farah Champsi, Director
|
Farah Champsi, Director
|
|||
ALTA EMBARCADERO BIOPHARMA PARTNERS III, LLC
|
ALTA BIOPHARMA PARTNERS III GMBH &CO.
BETEILIGUNGS KG
|
|||
By: Alta BioPharma Management III, LLC
|
||||
By:
|
/s/ Farah Champsi
|
/s/ Farah Champsi
|
||
Farah Champsi, Manager
|
Farah Champsi, Director
|
|||
/s/ Farah Champsi
|
||||
Farah Champsi
|
||||
/s/ Edward Penhoet
|
||||
Edward Penhoet
|