Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001214939-25-000004
Filing Date
2025-08-21
Accepted
2025-08-21 16:19:48
Documents
1
Period of Report
2025-08-19

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1755807584.html 4  
1 FORM 4 wk-form4_1755807584.xml 4 5231
  Complete submission text file 0001214939-25-000004.txt   6660
Mailing Address 9704 MEDICAL CENTER DRIVE ROCKVILLE MD 20850
Business Address 9704 MEDICAL CENTER DRIVE Rockville MD 20850 301-251-5172
MACROGENICS INC (Issuer) CIK: 0001125345 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)

Mailing Address C/O AMAG PHARMACEUTICALS, INC. 1100 WINTER STREET WALTHAM MA 02451
Business Address
HEIDEN WILLIAM K (Reporting) CIK: 0001214939 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36112 | Film No.: 251241105