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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001104659-21-097148
Filing Date
2021-07-28
Accepted
2021-07-28 20:34:14
Documents
1
Period of Report
2021-07-28

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2123583-1_3.html 3  
1 OWNERSHIP DOCUMENT tm2123583-1_3.xml 3 10150
  Complete submission text file 0001104659-21-097148.txt   13709
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: 3 | Act: 34 | File No.: 001-40655 | Film No.: 211124409

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: 3 | Act: 34 | File No.: 001-40655 | Film No.: 211124410

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

Type: 3 | Act: 34 | File No.: 001-40655 | Film No.: 211124407

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

Type: 3 | Act: 34 | File No.: 001-40655 | Film No.: 211124406

Mailing Address 1616 EASTLAKE AVE E, SUITE 208 SEATTLE WA 98102
Business Address 1616 EASTLAKE AVE E, SUITE 208 SEATTLE WA 98102 (858) 775-4523
Icosavax, Inc. (Issuer) CIK: 0001786255 (see all company filings)

IRS No.: 000000000 | 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 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: 3 | Act: 34 | File No.: 001-40655 | Film No.: 211124408