Form SC 13G/A MEI Pharma, Inc. Filed by: ORBIMED ADVISORS LLC
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UNITED STATES
SECURITIES AND EXCHANGE
COMMISSION
Washington, DC 20549
SCHEDULE 13G/A
Under the Securities Exchange Act of 1934
(Amendment No. 2)*
| MEI Pharma, Inc. |
| (Name of Issuer) |
|
|
| Common Stock |
| (Title of Class of Securities) |
|
|
| 55279B202 |
| (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:
x Rule 13d-1(b)
o Rule 13d-1(c)
o Rule 13d-1(d)
*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
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 (“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).
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CUSIP No. 55279B202
|
SCHEDULE 13G/A
|
Page 2
of 9 Pages
|
|
1
|
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
OrbiMed Advisors LLC
|
|||
|
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
(a) o
(b) o
|
|
||
|
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
0
|
|||
|
7
|
SOLE DISPOSITIVE POWER
0
|
|||
|
8
|
SHARED DISPOSITIVE POWER
0
|
|||
|
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0
|
|||
|
10
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
|
o
|
||
|
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0%
|
|||
|
12
|
TYPE OF REPORTING PERSON (See Instructions)
IA
|
|||
|
CUSIP
No. 55279B202
|
SCHEDULE 13G/A
|
Page 3
of 9 Pages
|
|
1
|
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
OrbiMed Capital LLC
|
|||
|
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
(a) o
(b) o
|
|
||
|
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
0
|
|||
|
7
|
SOLE DISPOSITIVE POWER
0
|
|||
|
8
|
SHARED DISPOSITIVE POWER
|
|||
|
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0
|
|||
|
10
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
|
o
|
||
|
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0%
|
|||
|
12
|
TYPE OF REPORTING PERSON (See Instructions)
IA
|
|||
|
CUSIP No. 55279B202
|
SCHEDULE 13G/A
|
Page 4
of 9 Pages
|
|
1
|
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
Samuel D. Isaly
|
|||
|
2
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
(a) o
(b) o
|
|
||
|
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
0
|
|||
|
7
|
SOLE DISPOSITIVE POWER
0
|
|||
|
8
|
SHARED DISPOSITIVE POWER
0
|
|||
|
9
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0
|
|||
|
10
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
|
o
|
||
|
11
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0%
|
|||
|
12
|
TYPE OF REPORTING PERSON (See Instructions)
HC
|
|||
|
CUSIP No. 55279B202
|
SCHEDULE 13G/A
|
Page
5 of 9 Pages
|
| Item 1. | (a) Name of Issuer: |
MEI Pharma, Inc.
| (b) Address of Issuer’s Principal Executive Offices: |
11975 El Camino Real, Suite 101
San Diego, CA 92130
| Item 2. | (a) Name of Person Filing: |
OrbiMed Advisors LLC
OrbiMed Capital LLC
Samuel D. Isaly
| (b) Address of Principal Business Office: |
601 Lexington Avenue, 54th Floor
New York, NY 10022
| (c) Citizenship: |
Please refer to Item 4 on each cover sheet for each filing person
| (d) Title of Class of Securities: |
Common Stock
| (e) CUSIP No.: |
55279B202
|
CUSIP No. 55279B202
|
SCHEDULE 13G/A
|
Page 6
of 9 Pages
|
Item 3. OrbiMed Advisors LLC and OrbiMed Capital LLC are investment advisors in accordance with ss.240.13d-1(b)(1)(ii)(E). Samuel D. Isaly is a control person in accordance with ss.240.13d-1(b)(1)(ii)(G). |
|
CUSIP No. 55279B202
|
SCHEDULE 13G/A
|
Page
7 of 9 Pages
|
Item 4. Ownership:
Please see Items 5 - 9 and 11 for each cover sheet for each filing.
Item 5. Ownership of Five Percent or Less of a Class.
X
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 or Control Person.
Not Applicable.
Item 8. Identification and Classification of Members of the Group.
Not Applicable.
Item 9. Notice of Dissolution of Group.
Not Applicable.
Item 10. Certification.
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and held in the ordinary course of business and 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.
|
CUSIP No. 55279B202
|
SCHEDULE 13G/A
|
Page 8
of 9 Pages
|
SIGNATURES
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 11, 2016
| OrbiMed Advisors LLC | |||
| By: | Samuel D. Isaly | ||
| Name: | Samuel D. Isaly | ||
| Title: | Managing Member | ||
| OrbiMed Capital LLC | |||
| By: | Samuel D. Isaly | ||
| Name: | Samuel D. Isaly | ||
| Title: | Managing Member | ||
| Samuel D. Isaly | |||
| Samuel D. Isaly | |||
| Name: | Samuel D. Isaly | ||
|
CUSIP No. 55279B202
|
SCHEDULE 13G/A
|
Page 9
of 9 Pages
|
EXHIBIT A
JOINT FILING AGREEMENT
The undersigned hereby agree that the Statement on this Schedule 13G/A dated February 11, 2016 (the "Schedule 13G/A"), with respect to the Common Stock, par value $0.00000002 per share, of MEI Pharma, Inc. is filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, and that this Agreement shall be included as an Exhibit to this Schedule 13G/A. Each of the undersigned agrees to be responsible for the timely filing of the Schedule 13G/A, and for the completeness and accuracy of the information concerning itself contained therein. This Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.
IN WITNESS WHEREOF, the undersigned have executed this Agreement as of February 11, 2016.
| OrbiMed Advisors LLC | |||
| By: | Samuel D. Isaly | ||
| Name: | Samuel D. Isaly | ||
| Title: | Managing Member | ||
| OrbiMed Capital LLC | |||
| By: | Samuel D. Isaly | ||
| Name: | Samuel D. Isaly | ||
| Title: | Managing Member | ||
| Samuel D. Isaly | |||
| Samuel D. Isaly | |||
| Name: | Samuel D. Isaly | ||
The Statement on this Schedule 13G/A dated February 11, 2016 with respect to the Common Stock, par value $0.00000002 per share, of MEI Pharma, Inc. is filed by Samuel D. Isaly in accordance with the provisions of Rule 13d-1(b) and Rule 13d-1(k), respectively, as control person (HC) of OrbiMed Advisors LLC and OrbiMed Capital LLC.
OrbiMed Advisors LLC and OrbiMed Capital LLC file this statement on Schedule 13G/A in accordance with the provisions of Rule 13d-1(b) and Rule 13d-1(k), respectively, as investment advisors (IA).
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