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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001104659-19-054991
Filing Date
2019-10-18
Accepted
2019-10-18 16:48:47
Documents
1
Period of Report
2019-10-16

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm1920573_3.html 3  
1 OWNERSHIP DOCUMENT tm1920573_3.xml 3 6140
  Complete submission text file 0001104659-19-054991.txt   8773
Mailing Address 20 PARK PLAZA, SUITE 1200 BOSTON MA 02116
Business Address 20 PARK PLAZA, SUITE 1200 BOSTON MA 02116 6177782500
RA Capital Healthcare Fund LP (Reporting) CIK: 0001315082 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38223 | Film No.: 191158226

Mailing Address 200 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 200 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 617-778-2500
RA CAPITAL MANAGEMENT, LLC (Reporting) CIK: 0001346824 (see all company filings)

State of Incorp.: MA | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38223 | Film No.: 191158227

Mailing Address 20 PARK PLAZA, SUITE 1200 BOSTON MA 02116
Business Address
Kolchinsky Peter (Reporting) CIK: 0001384859 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-38223 | Film No.: 191158225

Mailing Address 222 BERKELEY STREET 12TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET 12TH FLOOR BOSTON MA 02116 857-264-4280
RHYTHM PHARMACEUTICALS, INC. (Issuer) CIK: 0001649904 (see all company filings)

IRS No.: 462159271 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations