SEI INVESTMENTS CO

Position in GMAB — Genmab A/S

CIK 350894 OAKS, PA

Position in GMAB

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$2,495,511

+$186,836 QoQ

Shares Held

93,012

+24.1% QoQ

Ownership

0.015%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

SEI INVESTMENTS CO holds $1,293,253,921 across 195 Biotechnology names. GMAB ranks #53 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	INSM	INSMED Inc	1,395,794	$228,240,234
2	ARGX	Argenx SE	286,966	$209,556,920
3	ASND	Ascendis Pharma A/S	351,146	$80,317,623
4	EXEL	Exelixis, Inc.	1,629,670	$69,896,545
5	INCY	Incyte Corp	714,558	$67,254,197
6	VRTX	Vertex Pharmaceuticals Inc / Ma	133,226	$59,490,737
7	REGN	Regeneron Pharmaceuticals, Inc.	75,000	$57,947,999
8	ALNY	Alnylam Pharmaceuticals, Inc.	100,315	$33,191,223

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,495,511	93,012	+24.1%	Shares	Sole	2026-05-13
2025-12-31	$2,308,675	74,957	+3.9%	Shares	Sole	2026-02-13
2025-09-30	$2,211,950	72,121	+16.1%	Shares	Sole	2025-11-13
2025-06-30	$1,283,213	62,111	+1.6%	Shares	Sole	2025-08-14
2025-03-31	$1,197,433	61,156	+6.0%	Shares	Sole	2025-05-14
2024-12-31	$1,204,239	57,702	+55.2%	Shares	Sole	2025-02-11
2024-09-30	$906,374	37,177	+3.7%	Shares	Sole	2024-11-12
2024-06-30	$900,784	35,845	-0.8%	Shares	Sole	2024-08-13
2024-03-31	$1,081,215	36,149	-7.8%	Shares	Sole	2024-05-07
2023-12-31	$1,248,859	39,223	-63.7%	Shares	Sole	2024-02-14
2023-09-30	$3,815,401	108,177	+1.2%	Shares	Sole	2023-11-14
2023-06-30	$4,064,902	106,943	-3.7%	Shares	Sole	2023-08-11
2023-03-31	$4,191,208	110,996	+14.3%	Shares	Sole	2023-05-12
2022-12-31	$4,116,495	97,133	+13.3%	Shares	Sole	2023-02-10
2022-09-30	$2,753,636	85,703	+17.9%	Shares	Sole	2022-11-14
2022-06-30	$2,360,884	72,665	-0.7%	Shares	Sole	2022-08-15
2022-03-31	$2,647,181	73,167	+4.1%	Shares	Sole	2022-05-13
2021-12-31	$2,781,305	70,306	+340.7%	Shares	Sole	2022-02-14
2021-09-30	$697,101	15,952	-94.1%	Shares	Sole	2021-11-12
2021-06-30	$11,067,543	271,064	+62.0%	Shares	Sole	2021-08-06
2021-03-31	$5,494,756	167,370	+38.1%	Shares	Sole	2021-05-12
2020-12-31	$4,927,138	121,179	+103.7%	Shares	Sole	2021-02-08
2020-09-30	$2,177,965	59,491	+11.9%	Shares	Sole	2020-12-04
2020-06-30	$1,801,184	53,148	+13.0%	Shares	Sole	2020-08-17
2020-03-31	$997,073	47,054	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.