1
|
NAME OF REPORTING PERSON
BIOTECHNOLOGY VALUE FUND, L.P.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a) x
(b) o
|
|
3
|
SEC USE ONLY
|
||
4
|
SOURCE OF FUNDS
WC
|
||
5
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
|
¨
|
|
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
|
||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
|
7
|
SOLE VOTING POWER
- 0 -
|
|
8
|
SHARED VOTING POWER
14,897,559
|
||
9
|
SOLE DISPOSITIVE POWER
- 0 -
|
||
10
|
SHARED DISPOSITIVE POWER
14,897,559
|
||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
14,897,559
|
||
12
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
|
o
|
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
5.3%
|
||
14
|
TYPE OF REPORTING PERSON
PN
|
1
|
NAME OF REPORTING PERSON
BIOTECHNOLOGY VALUE FUND II, L.P.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a) x
(b) o
|
|
3
|
SEC USE ONLY
|
||
4
|
SOURCE OF FUNDS
WC
|
||
5
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
|
¨
|
|
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
|
||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
|
7
|
SOLE VOTING POWER
- 0 -
|
|
8
|
SHARED VOTING POWER
8,673,040
|
||
9
|
SOLE DISPOSITIVE POWER
- 0 -
|
||
10
|
SHARED DISPOSITIVE POWER
8,673,040
|
||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
8,673,040
|
||
12
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
|
o
|
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
3.1%
|
||
14
|
TYPE OF REPORTING PERSON
PN
|
1
|
NAME OF REPORTING PERSON
BIOTECHNOLOGY VALUE TRADING FUND OS LP
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a) x
(b) o
|
|
3
|
SEC USE ONLY
|
||
4
|
SOURCE OF FUNDS
WC
|
||
5
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
|
¨
|
|
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
CAYMAN ISLANDS
|
||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
|
7
|
SOLE VOTING POWER
- 0 -
|
|
8
|
SHARED VOTING POWER
3,028,518
|
||
9
|
SOLE DISPOSITIVE POWER
- 0 -
|
||
10
|
SHARED DISPOSITIVE POWER
3,028,518
|
||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,028,518
|
||
12
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
|
o
|
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
1.1%
|
||
14
|
TYPE OF REPORTING PERSON
PN
|
1
|
NAME OF REPORTING PERSON
BVF PARTNERS OS LTD.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a) x
(b) o
|
|
3
|
SEC USE ONLY
|
||
4
|
SOURCE OF FUNDS
AF
|
||
5
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
|
¨
|
|
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
CAYMAN ISLANDS
|
||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
|
7
|
SOLE VOTING POWER
- 0 -
|
|
8
|
SHARED VOTING POWER
3,028,518
|
||
9
|
SOLE DISPOSITIVE POWER
- 0 -
|
||
10
|
SHARED DISPOSITIVE POWER
3,028,518
|
||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,028,518
|
||
12
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
|
o
|
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
1.1%
|
||
14
|
TYPE OF REPORTING PERSON
CO
|
1
|
NAME OF REPORTING PERSON
BVF PARTNERS L.P.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a) x
(b) o
|
|
3
|
SEC USE ONLY
|
||
4
|
SOURCE OF FUNDS
AF
|
||
5
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
|
¨
|
|
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
|
||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
|
7
|
SOLE VOTING POWER
- 0 -
|
|
8
|
SHARED VOTING POWER
43,795,613
|
||
9
|
SOLE DISPOSITIVE POWER
- 0 -
|
||
10
|
SHARED DISPOSITIVE POWER
43,795,613
|
||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
43,795,613
|
||
12
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
|
o
|
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
15.5%
|
||
14
|
TYPE OF REPORTING PERSON
PN, IA
|
1
|
NAME OF REPORTING PERSON
BVF INC.
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a) x
(b) o
|
|
3
|
SEC USE ONLY
|
||
4
|
SOURCE OF FUNDS
AF
|
||
5
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
|
¨
|
|
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
|
||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
|
7
|
SOLE VOTING POWER
- 0 -
|
|
8
|
SHARED VOTING POWER
43,795,613
|
||
9
|
SOLE DISPOSITIVE POWER
- 0 -
|
||
10
|
SHARED DISPOSITIVE POWER
43,795,613
|
||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
43,795,613
|
||
12
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
|
o
|
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
15.5%
|
||
14
|
TYPE OF REPORTING PERSON
CO
|
1
|
NAME OF REPORTING PERSON
MARK N. LAMPERT
|
||
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a) x
(b) o
|
|
3
|
SEC USE ONLY
|
||
4
|
SOURCE OF FUNDS
AF
|
||
5
|
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
|
¨
|
|
6
|
CITIZENSHIP OR PLACE OF ORGANIZATION
USA
|
||
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
|
7
|
SOLE VOTING POWER
- 0 -
|
|
8
|
SHARED VOTING POWER
43,795,613
|
||
9
|
SOLE DISPOSITIVE POWER
- 0 -
|
||
10
|
SHARED DISPOSITIVE POWER
43,795,613
|
||
11
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
43,795,613
|
||
12
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
|
o
|
|
13
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
15.5%
|
||
14
|
TYPE OF REPORTING PERSON
IN
|
Item 1.
|
Security and Issuer.
|
Item 2.
|
Identity and Background.
|
Item 3.
|
Source and Amount of Funds or Other Consideration.
|
Item 4.
|
Purpose of Transaction
|
Item 5.
|
Interest in Securities of the Issuer.
|
Item 6.
|
Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer.
|
Item 7.
|
Material to be Filed as Exhibits.
|
|
99.1
|
Letter Agreement between BVF Partners L.P. and CTI BioPharma Corp., dated December 9, 2015.
|
|
99.2
|
Joint Filing Agreement by and among Biotechnology Value Fund, L.P., Biotechnology Value Fund II, L.P., Biotechnology Value Trading Fund OS LP, BVF Partners OS Ltd., BVF Partners L.P., BVF Inc. and Mark N. Lampert, dated December 10, 2015.
|
BIOTECHNOLOGY VALUE FUND, L.P.
|
BVF INC.
|
||
|
|
||
By:
|
BVF Partners L.P., its general partner
|
By:
|
/s/ Mark N. Lampert
|
By:
|
BVF Inc., its general partner
|
Mark N. Lampert
|
|
|
President
|
||
By:
|
/s/ Mark N. Lampert
|
||
Mark N. Lampert
|
|
||
President
|
/s/ Mark N. Lampert
|
||
|
MARK N. LAMPERT
|
||
|
|||
BIOTECHNOLOGY VALUE FUND II, L.P.
|
|||
|
|||
By:
|
BVF Partners L.P., its general partner
|
||
By:
|
BVF Inc., its general partner
|
||
|
|||
By:
|
/s/ Mark N. Lampert
|
||
Mark N. Lampert
|
|||
President
|
|||
BVF PARTNERS L.P.
|
|||
By:
|
BVF Inc., its general partner
|
||
|
|||
By:
|
/s/ Mark N. Lampert
|
||
Mark N. Lampert
|
|||
President
|
BVF PARTNERS OS LTD.
|
|||
By:
|
BVF Partners L.P., its sole member
|
||
By:
|
BVF Inc., its general partner
|
||
|
|||
By:
|
/s/ Mark N. Lampert
|
||
Mark N. Lampert
|
|||
President
|
|||
BIOTECHNOLOGY VALUE TRADING FUND OS LP
|
|||
By:
|
BVF Partners L.P., its investment manager
|
||
By:
|
BVF Inc., its general partner
|
||
|
|||
By:
|
/s/ Mark N. Lampert
|
||
Mark N. Lampert
|
|||
President
|
Class of
Security
|
Securities
Purchased / (Sold)
|
Price ($)
|
Date of
Purchase / Sale
|
Common Stock*
|
2,255,200
|
1.2500
|
10/27/2015
|
Common Stock
|
57,003
|
1.1942
|
11/12/2015
|
Common Stock
|
120,795
|
1.1163
|
11/16/2015
|
Common Stock**
|
7,589,090
|
1.1000
|
12/04/2015
|
Common Stock*
|
1,313,600
|
1.2500
|
10/27/2015
|
Common Stock
|
48,823
|
1.1942
|
11/12/2015
|
Common Stock
|
70,095
|
1.1163
|
11/16/2015
|
Common Stock**
|
4,436,364
|
1.1000
|
12/04/2015
|
Common Stock
|
263,881
|
1.6585
|
10/13/2015
|
Common Stock
|
95,748
|
1.6474
|
10/14/2015
|
Common Stock*
|
970,400
|
1.2500
|
10/27/2015
|
Common Stock
|
25,925
|
1.1163
|
11/16/2015
|
Common Stock**
|
1,536,364
|
1.1000
|
12/04/2015
|
Common Stock*
|
1,060,800
|
1.2500
|
10/27/2015
|
Common Stock
|
46,231
|
1.1942
|
11/12/2015
|
Common Stock
|
58,185
|
1.1163
|
11/16/2015
|
Common Stock**
|
13,710,909
|
1.1000
|
12/04/2015
|