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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-23-083857
Filing Date
2023-07-25
Accepted
2023-07-25 16:30:41
Documents
1
Period of Report
2023-07-21

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2322012-1_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm2322012-1_4seq1.xml 4 11046
  Complete submission text file 0001104659-23-083857.txt   14601
Mailing Address 200 BERKELEY STREET 18TH FLOOR BOSTON MA 02116
Business Address 200 BERKELEY STREET 18TH FLOOR 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: 4 | Act: 34 | File No.: 001-40551 | Film No.: 231108952

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, L.P. (Reporting) CIK: 0001346824 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40551 | Film No.: 231108953

Mailing Address 200 BERKELEY STREET 18TH FLOOR BOSTON MA 02116
Business Address
Kolchinsky Peter (Reporting) CIK: 0001384859 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-40551 | Film No.: 231108950

Mailing Address 427 PARK ST. CHARLOTTESVILLE VA 22902
Business Address 427 PARK ST. CHARLOTTESVILLE VA 22902 925-368-8508
Acumen Pharmaceuticals, Inc. (Issuer) CIK: 0001576885 (see all company filings)

IRS No.: 364108129 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address 200 BERKELEY STREET 18TH FLOOR BOSTON MA 02116
Business Address
Shah Rajeev M. (Reporting) CIK: 0001619841 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-40551 | Film No.: 231108949

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 Nexus Fund II, L.P. (Reporting) CIK: 0001825376 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40551 | Film No.: 231108951