Walleye Trading LLC

Position in NBIX — Neurocrine Biosciences Inc

CIK 1388391 NEW YORK, NY

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Position in NBIX

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$223,562

+$152,647 QoQ

Shares Held

1,697

+239.4% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

16 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)

Derivatives in NBIX

reported options exposure · as of Mar 31, 2026

CallValue

$1,053,920

CallShares

8,000

PutValue

$487,438

PutShares

3,700

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Mar 31, 2026

Walleye Trading LLC holds $96,751,076 across 12 Drug Manufacturers - Specialty & Generic names. NBIX ranks #5 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ZTS	Zoetis Inc.	672,924	$79,546,346
2	TEVA	Teva Pharmaceutical Industries Ltd	499,536	$15,046,024
3	VTRS	Viatris Inc	50,756	$685,713
4	ELAN	Elanco Animal Health Inc	19,000	$454,670
5	NBIX	Neurocrine Biosciences Inc This page	1,697	$223,562
6	HIMS	Hims & Hers Health, Inc.	9,046	$187,794
7	PRGO	PERRIGO Co plc	14,969	$160,767
8	LQDA	Liquidia Corp	4,049	$152,809

All Filings in NBIX

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41 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$487,438	3,700	+118.0%	Put	Sole	2026-05-11
2026-03-31	$223,562	1,697	-78.8%	Shares	Sole	2026-05-11
2026-03-31	$1,053,920	8,000	+116.2%	Call	Sole	2026-05-11
2025-12-31	$524,771	3,700	+640.0%	Put	Sole	2026-02-13
2025-12-31	$70,915	500	+400.0%	Shares	Sole	2026-02-13
2025-12-31	$14,183	100	0.0%	Call	Sole	2026-02-13
2024-12-31	$13,650	100	-95.0%	Put	Sole	2025-02-13
2024-12-31	$271,362	1,988	-23.5%	Shares	Sole	2025-02-13
2024-09-30	$299,572	2,600	+30.0%	Call	Sole	2024-11-14
2024-09-30	$230,440	2,000	+355.6%	Put	Sole	2024-11-14
2024-09-30	$50,581	439	+997.5%	Shares	Sole	2024-11-14
2024-03-31	$5,516	40	-96.7%	Shares	Sole	2024-05-15
2024-03-31	$165,504	1,200	-84.0%	Put	Sole	2024-05-15
2024-03-31	$1,034,400	7,500	+581.8%	Call	Sole	2024-05-15
2023-12-31	$144,936	1,100	-8.3%	Call	Sole	2024-02-14
2023-12-31	$158,112	1,200	-45.5%	Put	Sole	2024-02-14
2022-12-31	$262,768	2,200	-66.3%	Call	Sole	2023-02-14
2022-03-31	$611,156	6,519	+235.0%	Shares	Sole	2022-05-16
2021-12-31	$165,740	1,946	+224.3%	Shares	Sole	2022-02-14
2021-12-31	$51,102	600	-84.6%	Put	Sole	2022-02-14
2021-12-31	$332,163	3,900	+11.4%	Call	Sole	2022-02-14
2021-09-30	$335,685	3,500	+683.0%	Call	Sole	2021-11-15
2021-09-30	$42,871	447	-25.5%	Shares	Sole	2021-11-15
2021-09-30	$57,546	600	-78.7%	Put	Sole	2021-11-15
2021-06-30	$273,761	2,813	+100.9%	Shares	Sole	2021-08-16
2021-06-30	$136,248	1,400	+40.0%	Call	Sole	2021-08-16
2021-06-30	$97,320	1,000	-69.4%	Put	Sole	2021-08-16
2021-03-31	$317,715	3,267	-66.0%	Shares	Sole	2021-05-17
2021-03-31	$933,600	9,600	-38.1%	Call	Sole	2021-05-17
2021-03-31	$1,507,375	15,500	+434.5%	Put	Sole	2021-05-17
2020-12-31	$277,965	2,900	+124.3%	Call	Sole	2021-02-16
2020-12-31	$123,934	1,293	-0.5%	Shares	Sole	2021-02-16
2020-12-31	$124,605	1,300	-95.6%	Put	Sole	2021-02-16
2020-09-30	$2,836,720	29,500	+393.6%	Call	Sole	2020-11-16
2020-09-30	$574,652	5,976	-60.7%	Shares	Sole	2020-11-16
2020-09-30	$1,461,632	15,200	-51.1%	Put	Sole	2020-11-16
2020-06-30	$3,794,200	31,100	+22.9%	Put	Sole	2020-08-14
2020-06-30	$3,086,600	25,300	-21.6%	Call	Sole	2020-08-14
2020-03-31	$2,792,276	32,262	-39.1%	Shares	Sole	2020-05-15
2020-03-31	$4,587,150	53,000	+37.3%	Put	Sole	2020-05-15
2020-03-31	$3,340,830	38,600	—	Call	Sole	2020-05-15
No filing history on record for this holder in this stock.