0001104659-15-074204.txt : 20151029 0001104659-15-074204.hdr.sgml : 20151029 20151029181401 ACCESSION NUMBER: 0001104659-15-074204 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20151027 FILED AS OF DATE: 20151029 DATE AS OF CHANGE: 20151029 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Dimension Therapeutics, Inc. CENTRAL INDEX KEY: 0001592288 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 463942159 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 840 MEMORIAL DRIVE STREET 2: 4TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 617-401-0011 MAIL ADDRESS: STREET 1: 840 MEMORIAL DRIVE STREET 2: 4TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Dybbs Michael CENTRAL INDEX KEY: 0001601264 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37601 FILM NUMBER: 151184901 MAIL ADDRESS: STREET 1: C/O NEW LEAF VENTURE PARTNERS STREET 2: 1200 PARK PLACE, SUITE 300 CITY: SAN MATEO STATE: CA ZIP: 94043 4 1 a4.xml 4 X0306 4 2015-10-27 0 0001592288 Dimension Therapeutics, Inc. DMTX 0001601264 Dybbs Michael C/O NEW LEAF VENTURE PARTNERS 7 TIMES SQUARE, SUITE 3502 NEW YORK NY 10036 1 0 0 0 Common Stock 2015-10-27 4 C 0 1097745 A 1097745 I See Footnote Common Stock 2015-10-27 4 P 0 961538 13.00 A 2059283 I See Footnote Series B Preferred Stock 2015-10-27 4 C 0 3208711 D Common Stock 1097745 0 I See Footnote The Series B Preferred Stock automatically converted into Common Stock, for no additional consideration, on a 2.923-for-1 basis at the closing of the Issuer's initial public offering, and had no expiration date. These securities are held by New Leaf Ventures III, L.P. ("NLV-III") and New Leaf Growth Fund I, L.P. ("NLGF"). New Leaf Venture Associates III, L.P. ("NLVA-III") is the general partner of NLV-III and New Leaf Venture Management III, L.L.C. ("NLVM-III") is the general partner of NLVA-III. New Leaf Growth Associates I, L.P. ("NLGA") is the general partner of NLGF and NLVM-III is the general partner of NLGA. Reporting Person is employed by New Leaf Venture Partners, L.L.C., which is affiliated with the above entities and disclaims beneficial ownership of the shares held by NLV-III and NLGF except to the extent of his pecuniary interests therein if any. /s/ Mary Thistle, as Attorney-in-Fact for Michael Dybbs 2015-10-29