Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-26-005921
Filing Date
2026-01-22
Accepted
2026-01-22 20:07:15
Documents
1
Period of Report
2026-01-22

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm263873-1_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm263873-1_4seq1.xml 4 11060
  Complete submission text file 0001104659-26-005921.txt   14279
Mailing Address 200 BARR HARBOR DRIVE SUITE 400 WEST CONSHOHOCKEN PA 19428
Business Address
Harwin Peter Evan (Reporting) CIK: 0001663607 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-41740 | Film No.: 26552993

Mailing Address 200 BARR HARBOR DRIVE SUITE 400 WEST CONSHOHOCKEN PA 19428
Business Address 200 BARR HARBOR DRIVE SUITE 400 WEST CONSHOHOCKEN PA 19428 (267) 760-4066
Fairmount Healthcare Fund II L.P. (Reporting) CIK: 0001769651 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-41740 | Film No.: 26552995

Mailing Address 200 BARR HARBOR DRIVE SUITE 400 WEST CONSHOHOCKEN PA 19428
Business Address 200 BARR HARBOR DRIVE SUITE 400 WEST CONSHOHOCKEN PA 19428 267-262-5300
Fairmount Funds Management LLC (Reporting) CIK: 0001802528 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-41740 | Film No.: 26552996

Mailing Address 200 BARR HARBOR DRIVE SUITE 400 WEST CONSHOHOCKEN PA 19428
Business Address
Kiselak Tomas (Reporting) CIK: 0001830177 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-41740 | Film No.: 26552994

Mailing Address 221 CRESCENT ST. BUILDING 17, SUITE 102B WALTHAM MA 02453
Business Address 221 CRESCENT ST. BUILDING 17, SUITE 102B WALTHAM MA 02453 650-394-5230
Apogee Therapeutics, Inc. (Issuer) CIK: 0001974640 (see all company filings)

EIN.: 934958665 | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)
(CF Office: 03 Life Sciences)