0001638599-18-000147.txt : 20180205 0001638599-18-000147.hdr.sgml : 20180205 20180205160043 ACCESSION NUMBER: 0001638599-18-000147 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180201 FILED AS OF DATE: 20180205 DATE AS OF CHANGE: 20180205 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BAKER FELIX CENTRAL INDEX KEY: 0001087940 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-32405 FILM NUMBER: 18574178 MAIL ADDRESS: STREET 1: BAKER BROS. ADVISORS LP STREET 2: 860 WASHINGTON STREET 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BAKER JULIAN CENTRAL INDEX KEY: 0001087939 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-32405 FILM NUMBER: 18574179 MAIL ADDRESS: STREET 1: BAKER BROS. ADVISORS LP STREET 2: 860 WASHINGTON STREET 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Baker Brothers Life Sciences LP CENTRAL INDEX KEY: 0001363364 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-32405 FILM NUMBER: 18574180 BUSINESS ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 BUSINESS PHONE: 212-339-5600 MAIL ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Baker Bros. Advisors (GP) LLC CENTRAL INDEX KEY: 0001580575 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-32405 FILM NUMBER: 18574182 BUSINESS ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 BUSINESS PHONE: (212)339-5600 MAIL ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: 667, L.P. CENTRAL INDEX KEY: 0001551139 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-32405 FILM NUMBER: 18574181 BUSINESS ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 BUSINESS PHONE: 212-339-5600 MAIL ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BAKER BROS. ADVISORS LP CENTRAL INDEX KEY: 0001263508 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-32405 FILM NUMBER: 18574183 BUSINESS ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 BUSINESS PHONE: 2123395600 MAIL ADDRESS: STREET 1: 860 WASHINGTON STREET STREET 2: 3RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10014 FORMER NAME: FORMER CONFORMED NAME: BAKER BROS ADVISORS LLC DATE OF NAME CHANGE: 20030911 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SEATTLE GENETICS INC /WA CENTRAL INDEX KEY: 0001060736 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 911874389 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 21823 30TH DRIVE SE STREET 2: SUITE CITY: BOTHELL STATE: WA ZIP: 98021 BUSINESS PHONE: 4255274000 MAIL ADDRESS: STREET 1: 21823 30TH DRIVE SE STREET 2: SUITE CITY: BOTHELL STATE: WA ZIP: 98021 4 1 doc4_5219.xml PRIMARY DOCUMENT X0306 4 2018-02-01 0 0001060736 SEATTLE GENETICS INC /WA SGEN 0001263508 BAKER BROS. ADVISORS LP 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 1 0 1 0 0001580575 Baker Bros. Advisors (GP) LLC 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 1 0 1 0 0001551139 667, L.P. 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 1 0 1 0 0001363364 Baker Brothers Life Sciences LP 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 1 0 1 0 0001087939 BAKER JULIAN 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 1 0 1 0 0001087940 BAKER FELIX 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 1 0 1 0 Common Stock 107511 D Common Stock 107504 D Common Stock 2018-02-01 4 P 0 389610 52.00 A 5278174 I See footnote Common Stock 2018-02-01 4 P 0 3456543 52.00 A 44355335 I See footnotes Reflects shares of common stock of Seattle Genetics, Inc. (the "Issuer") held directly by Felix J. Baker. Reflects shares of common stock of the Issuer held directly by Julian C. Baker. On February 1, 2018, 667, L.P. ("667") and Baker Brothers Life Sciences, L.P. ("Life Sciences", and together with 667, the "Funds") purchased 389,610 and 3,456,543 shares of the Common Stock, respectively of Seattle Genetics, Inc. (the "Issuer"), pursuant to an underwritten public offering. After giving effect to the transactions reported herein and as a result of their ownership interest in Baker Biotech Capital (GP), LLC, Julian C. Baker and Felix J. Baker each may be deemed to have an indirect pecuniary interest in the Issuer's shares of Common Stock reported in column 5 of Table I directly held by 667, a limited partnership of which the sole general partner is Baker Biotech Capital, L.P., a limited partnership of which the sole general partner is Baker Biotech Capital (GP), LLC, due to Baker Biotech Capital, L.P.'s right to receive an allocation of a portion of the profits from 667. Includes beneficial ownership of 18,100 previously issued restricted stock units payable solely in common shares issued to Felix Baker in his capacity as a director of the Issuer pursuant to the Amended and Restated 2007 Equity Incentive Plan of which the fund may be deemed to own a portion and 40,000 shares received previously from exercise of 40,000 stock options of the Issuer that were issued to Felix J. Baker in his capacity as a director of the Issuer, of which the fund may be deemed to own a portion. After giving effect to the transactions reported herein and as a result of their ownership interest in Baker Brothers Life Sciences Capital (GP), LLC, Julian C. Baker and Felix J. Baker each may be deemed to have an indirect pecuniary interest in the Issuer's shares of Common Stock reported in column 5 of Table I directly held by Life Sciences, a limited partnership of which the sole general partner is Baker Brothers Life Sciences Capital, L.P., a limited partnership of which the sole general partner is Baker Brothers Life Sciences Capital (GP), LLC, due to Baker Brothers Life Sciences Capital, L.P.'s right to receive an allocation of a portion of the profits from Life Sciences. Baker Bros. Advisors LP (the "Adviser") serves as the Investment Adviser to the Funds. In connection with the services provided by the Adviser, the Adviser receives an asset-based management fee that does not confer any pecuniary interest in the securities held by the Funds. Baker Bros. Advisors (GP) LLC (the "Adviser GP") is the Adviser's sole general partner. Julian C. Baker and Felix J. Baker are principals of the Adviser GP. The Adviser has complete and unlimited discretion and authority with respect to the investment and voting power of the securities held by the Funds. The general partners of the Funds relinquished to the Adviser all discretion and authority with respect to the investment and voting power of the securities held by the Funds. Pursuant to agreements between Felix J. Baker and the Adviser, the Adviser has investment and dispositive power over the Stock Options and any shares received as a result of the exercise of options. Julian C. Baker, Felix J. Baker, the Adviser GP and the Adviser disclaim beneficial ownership of the securities held directly by the Funds except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that any of Julian C. Baker, Felix J. Baker, the Adviser GP or the Adviser is a beneficial owner of such securities for purposes of Section 16 or any other purpose. Felix J. Baker is a director of Seattle Genetics, Inc. (the "Issuer"). By virtue of his representation on the Board of Directors of the Issuer, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the reporting persons are deemed directors by deputization of the Issuer. By: Baker Bros. Advisors LP, Name: Scott L. Lessing, Title: President /s/ Scott L. Lessing 2018-02-05 By: Baker Bros. Advisors (GP) LLC, Name: Scott L. Lessing, Title: President /s/ Scott L. Lessing 2018-02-05 Baker Bros. Advisors LP, Mgmt. Co. and Inv. Adviser to 667, L.P., pursuant to authority granted by Baker Biotech Capital, L.P., GP to 667, L.P. Name: Scott L. Lessing, Title: President /s/ Scott L. Lessing 2018-02-05 Baker Bros. Advisors LP, Mgmt. Co. and Inv. Adviser to BAKER BROTHERS LIFE SCIENCES, L.P., pursuant to authority granted by Baker Brothers Life Sciences Capital, L.P., GP to Baker Brothers Life Sciences, L.P., Name: Scott L. Lessing, Title: President /s/ 2018-02-05 /s/ Julian C. Baker 2018-02-05 /s/ Felix J. Baker 2018-02-05