| Item 1(a). | Name of Issuer: |
Infinity Pharmaceuticals, Inc., a Delaware corporation (the “Issuer”).
| Item 1(b). | Address of Issuer's Principal Executive Offices: |
784 Memorial Drive
Cambridge, Massachusetts 02139
| Item 2(a). | Name of Person Filing |
| Item 2(b). | Address of Principal Business Office or, if None, Residence |
Biotechnology Value Fund, L.P. (“BVF”)
1 Sansome Street, 30th Floor
San Francisco, California 94104
Citizenship: Delaware
Biotechnology Value Fund II, L.P. (“BVF2”)
1 Sansome Street, 30th Floor
San Francisco, California 94104
Citizenship: Delaware
Biotechnology Value Trading Fund OS LP (“Trading Fund OS”)
PO Box 309 Ugland House
Grand Cayman, KY1-1104
Cayman Islands
Citizenship: Cayman Islands
BVF Partners OS Ltd. (“Partners OS”)
PO Box 309 Ugland House
Grand Cayman, KY1-1104
Cayman Islands
Citizenship: Cayman Islands
BVF Partners L.P. (“Partners”)
1 Sansome Street, 30th Floor
San Francisco, California 94104
Citizenship: Delaware
BVF Inc.
1 Sansome Street, 30th Floor
San Francisco, California 94104
Citizenship: Delaware
Mark N. Lampert (“Mr. Lampert”)
1 Sansome Street, 30th Floor
San Francisco, California 94104
Citizenship: United States
Each of the foregoing is referred to as a “Reporting Person” and collectively as the “Reporting Persons.”
| Item 2(d). | Title of Class of Securities: |
Common Stock, $0.001 par value (the “Common Stock”)
45665G 30 3
| Item 3. | If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a: |
/x/ Not applicable.
| | (a) | / / | Broker or dealer registered under Section 15 of the Exchange Act. |
| | (b) | / / | Bank as defined in Section 3(a)(6) of the Exchange Act. |
| | (c) | / / | Insurance company as defined in Section 3(a)(19) of the Exchange Act. |
| | (d) | / / | Investment company registered under Section 8 of the Investment Company Act. |
| | (e) | / / | An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E). |
| | (f) | / / | An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F). |
| | (g) | / / | A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G). |
| | (h) | / / | A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act. |
| | (i) | / / | A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act. |
| | (j) | / / | Group, in accordance with Rule 13d-1(b)(1)(ii)(J). |
| | (k) | / / | Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with Rule 240.13d-1(b)(1)(ii)(J), please specify the type of institution: ____ |
| | (a) | Amount beneficially owned: |
As of the close of business on December 30, 2016 (i) BVF beneficially owned 3,629,958 shares of Common Stock, (ii) BVF2 beneficially owned 2,335,849 shares of Common Stock, and (iii) Trading Fund OS beneficially owned 698,623 shares of Common Stock.
Partners OS as the general partner of Trading Fund OS may be deemed to beneficially own the 698,623 shares of Common Stock beneficially owned by Trading Fund OS.
Partners, as the general partner of BVF, BVF2, the investment manager of Trading Fund OS, and the sole member of Partners OS, may be deemed to beneficially own the 7,860,808 shares of Common Stock beneficially owned in the aggregate by BVF, BVF2, Trading Fund OS, and certain Partners Managed accounts (the “Partners Managed Accounts”), including 1,196,378 shares of Common Stock held in the Partners Managed Accounts.
BVF Inc., as the general partner of Partners, may be deemed to beneficially own the 7,860,808 shares of Common Stock beneficially owned by Partners.
Mr. Lampert, as a director and officer of BVF Inc., may be deemed to beneficially own the 7,860,808 shares of Common Stock beneficially owned by BVF Inc.
The foregoing should not be construed in and of itself as an admission by any Reporting Person as to beneficial ownership of any shares of Common Stock owned by another Reporting Person. Partners OS disclaims beneficial ownership of the shares of Common Stock beneficially owned by Trading Fund OS. Each of Partners, BVF Inc. and Mr. Lampert disclaims beneficial ownership of the shares of Common Stock beneficially owned by BVF, BVF2, Trading Fund OS, and the Partners Managed Accounts, and the filing of this statement shall not be construed as an admission that any such person or entity is the beneficial owner of any such securities.
The following percentages are based on 49,729,719 shares of Common Stock outstanding as of October 31, 2016, as disclosed in the Issuer’s Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on November 9, 2016.
As of the close of business on December 30, 2016 (i) BVF beneficially owned approximately 7.3% of the outstanding shares of Common Stock, (ii) BVF2 beneficially owned approximately 4.7% of the outstanding shares of Common Stock, (iii) Trading Fund OS beneficially owned 1.4% of the outstanding shares of Common Stock (iv) Partners OS may be deemed to beneficially own 1.4% of the outstanding shares of Common Stock, and (v) each of Partners, BVF Inc. and Mr. Lampert may be deemed to beneficially own approximately 15.8% of the outstanding shares of Common Stock (approximately 2.4% of which is held in the Partners Managed Accounts).
| | (c) | Number of shares as to which such person has: |
| | (i) | Sole power to vote or to direct the vote |
See Cover Pages Items 5-9.
| | (ii) | Shared power to vote or to direct the vote |
See Cover Pages Items 5-9.
| | (iii) | Sole power to dispose or to direct the disposition of |
See Cover Pages Items 5-9.
| | (iv) | Shared power to dispose or to direct the disposition of |
See Cover Pages Items 5-9.
| Item 5. | Ownership of Five Percent or Less of a Class. |
Not Applicable.
| Item 6. | Ownership of More than Five Percent on Behalf of Another Person. |
Partners, BVF Inc. and Mr. Lampert share voting and dispositive power over the shares of Common Stock beneficially owned by BVF, BVF2, Trading Fund OS, and the Partners Managed Accounts.
| Item 7. | Identification and Classification of the Subsidiary That 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. |
See Exhibit 99.1 to the Schedule 13G filed with the Securities and Exchange Commission on June 24, 2016.
| Item 9. | Notice of Dissolution of Group. |
Not Applicable.
By signing below each of the undersigned certifies that, to the best of its 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 his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.
Dated: December 30, 2016
| BIOTECHNOLOGY VALUE FUND, L.P. | | |
| | | | | BVF INC. |
| By: | BVF Partners L.P., its general partner | | | |
| By: | BVF Inc., its general partner | | By: | |
| | | | | Mark N. Lampert |
| By: | | | | President |
| | Mark N. Lampert | | | |
| | President | | | |
| | | | | |
| | | | | MARK N. LAMPERT |
| BIOTECHNOLOGY VALUE FUND II, L.P. | | |
| | | | | |
| By: | BVF Partners L.P., its general partner | | | |
| By: | BVF Inc., its general partner | | | |
| | | | | |
| By: | | | | |
| | Mark N. Lampert | | | |
| | President | | | |
| | | | |
| | | | | |
| BVF PARTNERS L.P. | | | |
| | | | | |
| By: | BVF Inc., its general partner | | | |
| | | | | |
| By: | | | | |
| | Mark N. Lampert | | | |
| | President | | | |
| BVF PARTNERS OS LTD. |
| | |
| By: | BVF Partners L.P., its sole member |
| By: | BVF Inc., its general partner |
| | |
| By: | |
| | 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: | |
| | Mark N. Lampert |
| | President |
