Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001638599-21-000603
Filing Date
2021-07-15
Accepted
2021-07-15 18:10:43
Documents
1
Period of Report
2021-07-15

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT doc3_7291.html 3  
1 PRIMARY DOCUMENT doc3_7291.xml 3 14020
  Complete submission text file 0001638599-21-000603.txt   18117
Mailing Address BAKER BROS. ADVISORS LP 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014
Business Address
BAKER JULIAN (Reporting) CIK: 0001087939 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-40603 | Film No.: 211093634

Mailing Address BAKER BROS. ADVISORS LP 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014
Business Address
BAKER FELIX (Reporting) CIK: 0001087940 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-40603 | Film No.: 211093635

Mailing Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014
Business Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 2123395600
BAKER BROS. ADVISORS LP (Reporting) CIK: 0001263508 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-40603 | Film No.: 211093639

Mailing Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014
Business Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 212-339-5600
Baker Brothers Life Sciences LP (Reporting) CIK: 0001363364 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-40603 | Film No.: 211093636

Mailing Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014
Business Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 212-339-5600
667, L.P. (Reporting) CIK: 0001551139 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-40603 | Film No.: 211093638

Mailing Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014
Business Address 860 WASHINGTON STREET 3RD FLOOR NEW YORK NY 10014 (212)339-5600
Baker Bros. Advisors (GP) LLC (Reporting) CIK: 0001580575 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-40603 | Film No.: 211093637

Mailing Address 830 WINTER STREET WALTHAM MA 02451
Business Address 830 WINTER STREET WALTHAM MA 02451 857-399-9500
TScan Therapeutics, Inc. (Issuer) CIK: 0001783328 (see all company filings)

EIN.: 825282075 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)