0000950170-23-071208.txt : 20231218 0000950170-23-071208.hdr.sgml : 20231218 20231218180118 ACCESSION NUMBER: 0000950170-23-071208 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231214 FILED AS OF DATE: 20231218 DATE AS OF CHANGE: 20231218 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Klencke Barbara CENTRAL INDEX KEY: 0001647647 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40603 FILM NUMBER: 231495011 MAIL ADDRESS: STREET 1: C/O SIERRA ONCOLOGY, INC. STREET 2: 1820 GATEWAY DRIVE, SUITE 110 CITY: SAN MATEO STATE: CA ZIP: 94404 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: TScan Therapeutics, Inc. CENTRAL INDEX KEY: 0001783328 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 825282075 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 880 WINTER STREET CITY: WALTHAM STATE: MA ZIP: 02451 BUSINESS PHONE: 857-399-9500 MAIL ADDRESS: STREET 1: 880 WINTER STREET CITY: WALTHAM STATE: MA ZIP: 02451 4 1 ownership.xml 4 X0508 4 2023-12-14 0001783328 TScan Therapeutics, Inc. TCRX 0001647647 Klencke Barbara C/O TSCAN THERAPEUTICS, INC. 830 WINTER STREET WALTHAM MA 02451 true false false false false Voting Common Stock 2023-12-14 4 P false 5000 5.08 A 30000 D Voting Common Stock 25000 I By Trust Shares held by the Klencke Huestis Trust, for which the Reporting Person serves as co-trustee along with her spouse. The Reporting Person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose. /s/ Barbara Klencke 2023-12-18