DEERFIELD MANAGEMENT COMPANY, L.P.

Position in NBIX — Neurocrine Biosciences Inc

CIK 1009258 NEW YORK, NY

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Position in NBIX

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$80,361,400

-$87,614,251 QoQ

Shares Held

610,000

-48.5% QoQ

Ownership

0.607%

of shares outstanding

% of Portfolio

1.12%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2021

21 quarters on record

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

Common Shares in NBIX Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Mar 31, 2026

DEERFIELD MANAGEMENT COMPANY, L.P. holds $924,724,739 across 6 Drug Manufacturers - Specialty & Generic names. NBIX ranks #5 (8.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VTRS	Viatris Inc	20,206,170	$272,985,356
2	UTHR	UNITED THERAPEUTICS Corp	457,000	$270,991,860
3	BCRX	Biocryst Pharmaceuticals Inc	15,038,000	$143,161,760
4	INDV	Indivior Pharmaceuticals, Inc.	3,097,790	$94,420,639
5	NBIX	Neurocrine Biosciences Inc This page	610,000	$80,361,400
6	LNTH	Lantheus Holdings, Inc.	827,999	$62,803,724

All Filings in NBIX

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21 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$80,361,400	610,000	-48.5%	Shares	Defined	2026-05-15
2025-12-31	$167,975,651	1,184,345	0.0%	Shares	Defined	2026-02-17
2025-09-30	$166,258,351	1,184,345	+1.4%	Shares	Defined	2025-11-14
2025-06-30	$146,781,033	1,167,802	-21.6%	Shares	Defined	2025-08-14
2025-03-31	$164,683,400	1,489,000	+72.7%	Shares	Defined	2025-05-15
2024-12-31	$117,663,000	862,000	-34.5%	Shares	Defined	2025-02-14
2024-09-30	$151,697,499	1,316,590	+90.5%	Shares	Defined	2024-11-14
2024-06-30	$95,130,520	691,004	0.0%	Shares	Defined	2024-08-14
2024-03-31	$95,303,271	691,004	-22.9%	Shares	Defined	2024-05-15
2023-12-31	$118,151,695	896,719	-25.9%	Shares	Defined	2024-02-14
2023-09-30	$136,092,825	1,209,714	0.0%	Shares	Defined	2023-11-14
2023-06-30	$114,076,030	1,209,714	-30.7%	Shares	Defined	2023-08-14
2023-03-31	$176,599,951	1,744,714	+15.3%	Shares	Defined	2023-05-15
2022-12-31	$180,678,560	1,512,714	0.0%	Shares	Defined	2023-02-14
2022-09-30	$160,665,353	1,512,714	-24.8%	Shares	Defined	2022-11-14
2022-06-30	$196,199,360	2,012,714	+21.4%	Shares	Defined	2022-08-15
2022-03-31	$155,418,750	1,657,800	+20.3%	Shares	Defined	2022-05-16
2021-12-31	$117,359,575	1,377,945	+20.6%	Shares	Defined	2022-02-14
2021-09-30	$109,569,022	1,142,415	+57.6%	Shares	Defined	2021-11-15
2021-06-30	$70,557,000	725,000	0.0%	Shares	Defined	2021-08-16
2021-03-31	$70,506,250	725,000	—	Shares	Defined	2021-05-17
No filing history on record for this holder in this stock.