Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-22-072982
Filing Date
2022-06-21
Accepted
2022-06-21 16:30:54
Documents
1
Period of Report
2022-06-15

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2218907-1_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm2218907-1_4seq1.xml 4 10242
  Complete submission text file 0001104659-22-072982.txt   13766
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.: 221028522

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.: 221028523

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.: 221028520

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 | 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.: 221028519

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.: 221028521