0000950170-23-070836.txt : 20231215 0000950170-23-070836.hdr.sgml : 20231215 20231215173235 ACCESSION NUMBER: 0000950170-23-070836 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231213 FILED AS OF DATE: 20231215 DATE AS OF CHANGE: 20231215 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: 001-39045 FILM NUMBER: 231491518 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 FELIX CENTRAL INDEX KEY: 0001087940 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39045 FILM NUMBER: 231491519 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 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: 001-39045 FILM NUMBER: 231491522 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 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: 001-39045 FILM NUMBER: 231491517 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 Brothers Life Sciences LP CENTRAL INDEX KEY: 0001363364 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39045 FILM NUMBER: 231491520 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: 001-39045 FILM NUMBER: 231491521 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 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: IGM Biosciences, Inc. CENTRAL INDEX KEY: 0001496323 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 770349194 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 325 E MIDDLEFIELD ROAD CITY: MOUNTAIN VIEW STATE: CA ZIP: 94043 BUSINESS PHONE: 650-965-7873 MAIL ADDRESS: STREET 1: 325 E MIDDLEFIELD ROAD CITY: MOUNTAIN VIEW STATE: CA ZIP: 94043 FORMER COMPANY: FORMER CONFORMED NAME: Palingen, Inc. DATE OF NAME CHANGE: 20100712 4 1 ownership.xml 4 X0508 4 2023-12-13 0001496323 IGM Biosciences, Inc. IGMS 0001263508 BAKER BROS. ADVISORS LP 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 true false true false 0001551139 667, L.P. 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 true false true false 0001363364 Baker Brothers Life Sciences LP 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 true false true false 0001087940 BAKER FELIX 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 true false true false 0001087939 BAKER JULIAN 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 true false true false 0001580575 Baker Bros. Advisors (GP) LLC 860 WASHINGTON STREET, 3RD FLOOR NEW YORK NY 10014 true false true false false Common Stock 2023-12-13 4 P false 769 5.7588 A 275329 I See Footnotes Common Stock 2023-12-13 4 P false 9649 5.7588 A 2906617 I See Footnotes Common Stock 2023-12-13 4 P false 5679 5.9921 A 281008 I See Footnotes Common Stock 2023-12-13 4 P false 71219 5.9921 A 2977836 I See Footnotes Common Stock 2023-12-14 4 P false 11621 6.5016 A 292629 I See Footnotes Common Stock 2023-12-14 4 P false 145749 6.5016 A 3123585 I See Footnotes Common Stock 2023-12-15 4 P false 15 6.3550 A 292644 I See Footnotes Common Stock 2023-12-15 4 P false 185 6.3550 A 3123770 I See Footnotes Common Stock 2023-12-15 4 P false 4188 6.3661 A 296832 I See Footnotes Common Stock 2023-12-15 4 P false 52528 6.3661 A 3176298 I See Footnotes Common Stock 2023-12-15 4 P false 17066 6.6000 A 313898 I See Footnotes Common Stock 2023-12-15 4 P false 214025 6.6000 A 3390323 I See Footnotes The price reported in Column 4 is a weighted average price. These shares of voting common stock ("Common Stock") of IGM Biosciences, Inc. (the "Issuer") were traded by 667, L.P. ("667") and Baker Brothers Life Sciences, L.P. ("Life Sciences", and together with 667, the "Funds") in multiple transactions at prices ranging from $5.60 to $5.80, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission (the "Staff"), upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. After giving effect to the transaction reported herein and as a result of their ownership interest in (i) Baker Biotech Capital, L.P. and (ii) 667, Julian C. Baker and Felix J. Baker each may be deemed to have an indirect pecuniary interest in Common Stock reported in column 5 of Table I held directly by or held for the benefit of 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 their interest in 667 and Baker Biotech Capital, L.P.'s right to receive an allocation of a portion of the profits from 667. 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 directly by the Funds or for the benefit for Funds. The Adviser GP is the Adviser's sole general partner. Julian C. Baker and Felix J. Baker are managing members 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 directly by the Funds or for the benefit of 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 directly by the Funds or for the benefit of the Funds. Julian C. Baker, Felix J. Baker, the Adviser GP and the Adviser disclaim beneficial ownership of the securities held directly by the Funds or for the benefit of 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. Includes beneficial ownership of 1,662 shares previously issued to Felix J. Baker pursuant to the Stock Incentive Plan in lieu of director retainer fees in his capacity as a director and 892 shares of Common Stock previously issued to Dr. Kelvin Neu, a former employee of the Adviser, pursuant to the Stock Incentive Plan in lieu of director retainer fees and 11,210 shares of Common Stock received previously from the exercise of 11,210 non-qualified options exercisable solely into Common Stock ("Stock Options") that were issued to Dr. Neu in his previous capacity as a director of the Issuer, of which the Funds are deemed to own a portion. Pursuant to the policies of the Adviser, Felix J. Baker does not have any right to any of the Issuer's securities issued as compensation for his service on the Board and Dr. Neu, a former employee of the Advisor does not have any right to any of the Issuer's securities issued as compensation for his previous service on the Board and the Funds are entitled to an indirect proportionate pecuniary interest in the Stock Options and restricted stock units (each an "RSU"). Solely as a result of their ownership interest in (i) the general partners of the Funds and (ii) the Funds, Felix J. Baker and Julian C. Baker may be deemed to have an indirect pecuniary interest in the Stock Options, RSUs and any Common Stock acquired upon the exercise of Stock Options or vesting of RSUs (i.e. no direct pecuniary interest). Pursuant to the policies of the Adviser, the Adviser has voting and dispositive power over the Common Stock received in lieu of director retainer fees, Stock Options, RSUs and any Common Stock received as a result of the exercise of Stock Options or vesting of RSUs. After giving effect to the transaction reported herein and as a result of their ownership interest in (i) Baker Brothers Life Sciences Capital, L.P. and (ii) Life Sciences, Julian C. Baker and Felix J. Baker each may be deemed to have an indirect pecuniary interest in Common Stock reported in column 5 of Table I held directly by or held for the benefit of 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 their interest in Life Sciences and Baker Brothers Life Sciences Capital, L.P.'s right to receive an allocation of a portion of the profits from Life Sciences. The price reported in Column 4 is a weighted average price. These shares were traded by 667 and Life Sciences in multiple transactions at prices ranging from $5.67 to $6.25, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the Staff, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. The price reported in Column 4 is a weighted average price. These shares were traded by 667 and Life Sciences in multiple transactions at prices ranging from $6.35 to $6.56, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the Staff, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. The price reported in Column 4 is a weighted average price. These shares were traded by 667 and Life Sciences in multiple transactions at prices ranging from $5.92 to $6.58, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the Staff, upon request, full information regarding the number of shares traded at each separate price within the range set forth in this footnote. Felix J. Baker, a managing member of Baker Bros. Advisors (GP) LLC, the sole general partner of Baker Bros. Advisors LP, is a director of IGM Biosciences, Inc. (the "Issuer"). By virtue of their 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 other than Felix J. Baker are deemed directors by deputization of the Issuer. By: Baker Bros. Advisors LP, Name: Scott L. Lessing, Title: President /s/ Scott L. Lessing 2023-12-15 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 2023-12-15 /s/ Felix J. Baker 2023-12-15 /s/ Julian C. Baker 2023-12-15 By: Baker Bros. Advisors (GP) LLC, Name: Scott L. Lessing, Title: President /s/ Scott L. Lessing 2023-12-15 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/ 2023-12-15