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DEERFIELD MANAGEMENT COMPANY, L.P.

Position in GMAB — Genmab A/S

CIK 1009258 NEW YORK, NY

Position in GMAB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$188,581,550
+$122,526,090 QoQ
Shares Held
6,865,000
+178.8% QoQ
Ownership
1.12%
of shares outstanding
% of Portfolio
3.20%
of 13F equity value
Holder Rank
#4
of 290 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in GMAB Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

DEERFIELD MANAGEMENT COMPANY, L.P. holds $3,763,549,987 across 45 Biotechnology names. GMAB ranks #5 (5.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 GMAB
Genmab A/S
This page
6,865,000 $188,581,550

All Filings in GMAB

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $188,581,550 6,865,000
2026-03-31 $66,055,460 2,462,000