JANE STREET GROUP, LLC

Position in HALO — Halozyme Therapeutics, Inc.

CIK 1595888 NEW YORK, NY

Back to HALO Full portfolio

Position in HALO

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$53,753,223

+$42,692,873 QoQ

Shares Held

831,707

+406.1% QoQ

Ownership

0.701%

of shares outstanding

% of Portfolio

0.07%

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")%

Common Shares in HALO Over Time

Shares Held

Position Value (USD)

Derivatives in HALO

reported options exposure · as of Mar 31, 2026

CallValue

$1,350,767

CallShares

20,900

PutValue

$2,184,494

PutShares

33,800

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 Biotechnology

Healthcare · as of Mar 31, 2026

JANE STREET GROUP, LLC holds $1,255,284,514 across 317 Biotechnology names. HALO ranks #5 (4.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BBIO	BridgeBio Pharma, Inc.	1,757,672	$130,524,721
2	RPRX	Royalty Pharma plc	2,400,382	$115,146,324
3	TGTX	Tg Therapeutics, Inc.	2,041,669	$67,824,242
4	VRTX	Vertex Pharmaceuticals Inc / Ma	122,946	$54,900,305
5	HALO	Halozyme Therapeutics, Inc. This page	831,707	$53,753,223
6	EXEL	Exelixis, Inc.	1,087,030	$46,622,715
7	JAZZ	Jazz Pharmaceuticals plc	223,615	$42,274,415
8	BNTX	BioNTech SE	336,757	$29,930,962

All Filings in HALO

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50 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,184,494	33,800	-95.9%	Put	Defined	2026-05-12
2026-03-31	$53,753,223	831,707	+3879.5%	Shares	Defined	2026-05-12
2026-03-31	$1,350,767	20,900	+71.3%	Call	Defined	2026-05-12
2025-12-31	$821,060	12,200	-92.6%	Call	Defined	2026-02-12
2025-12-31	$11,060,350	164,344	+228.0%	Shares	Defined	2026-02-12
2025-12-31	$3,371,730	50,100	-95.3%	Put	Defined	2026-02-12
2025-09-30	$78,867,488	1,075,368	+1307.5%	Shares	Defined	2025-11-14
2025-09-30	$5,603,176	76,400	+2147.1%	Call	Defined	2025-11-14
2025-09-30	$249,356	3,400	-96.5%	Put	Defined	2025-11-14
2025-06-30	$5,087,556	97,800	-89.9%	Call	Defined	2025-08-14
2025-06-30	$50,302,090	966,976	+3455.1%	Shares	Defined	2025-08-14
2025-06-30	$1,414,944	27,200	+70.0%	Put	Defined	2025-08-14
2025-03-31	$1,020,960	16,000	-82.5%	Put	Defined	2025-05-19
2025-03-31	$5,819,472	91,200	+125.9%	Call	Defined	2025-05-19
2025-03-31	$2,576,264	40,374	-28.1%	Shares	Defined	2025-05-19
2024-12-31	$2,685,487	56,170	+6.8%	Shares	Defined	2025-02-14
2024-12-31	$2,514,806	52,600	-70.5%	Call	Defined	2025-02-14
2024-09-30	$10,206,005	178,302	+53.0%	Shares	Defined	2024-11-15
2024-09-30	$6,668,460	116,500	+775.9%	Call	Defined	2024-11-15
2024-09-30	$761,292	13,300	-95.4%	Put	Defined	2024-11-15
2024-06-30	$15,262,782	291,497	+188.1%	Shares	Defined	2024-08-15
2024-03-31	$4,115,717	101,173	-36.6%	Shares	Defined	2024-05-16
2023-12-31	$5,895,229	159,503	-15.7%	Shares	Defined	2024-02-15
2023-09-30	$7,229,808	189,262	+9.2%	Shares	Defined	2023-11-15
2023-06-30	$6,249,199	173,252	+7.1%	Shares	Defined	2023-08-14
2023-03-31	$6,180,248	161,829	+132.2%	Shares	Defined	2023-05-16
2022-12-31	$3,966,384	69,708	+31.0%	Shares	Defined	2023-02-15
2022-09-30	$2,104,753	53,231	-71.3%	Shares	Defined	2022-11-15
2022-06-30	$8,174,188	185,777	+397.5%	Shares	Defined	2022-08-16
2022-03-31	$1,489,318	37,345	+27.9%	Shares	Defined	2022-05-17
2022-03-31	$1,164,496	29,200	+59.6%	Call	Defined	2022-05-17
2022-03-31	$729,804	18,300	-30.9%	Put	Defined	2022-05-17
2021-12-31	$1,065,565	26,500	+15.1%	Put	Defined	2022-02-15
2021-12-31	$926,035	23,030	-69.2%	Shares	Defined	2022-02-15
2021-12-31	$3,007,708	74,800	+106.6%	Call	Defined	2022-02-15
2021-09-30	$1,472,616	36,200	+367.0%	Call	Defined	2021-11-16
2021-09-30	$315,351	7,752	-55.2%	Shares	Defined	2021-11-16
2021-09-30	$703,764	17,300	-67.1%	Put	Defined	2021-11-16
2021-06-30	$2,388,566	52,600	+906.5%	Call	Defined	2021-08-16
2021-06-30	$237,312	5,226	-53.8%	Shares	Defined	2021-08-16
2021-06-30	$513,133	11,300	+7.6%	Put	Defined	2021-08-16
2021-03-31	$437,745	10,500	-86.5%	Call	Defined	2021-05-18
2021-03-31	$3,234,184	77,577	+535.9%	Shares	Defined	2021-05-18
2021-03-31	$508,618	12,200	-85.4%	Put	Defined	2021-05-18
2020-12-31	$3,562,270	83,406	+37.2%	Shares	Defined	2021-02-17
2020-12-31	$2,596,768	60,800	+261.9%	Call	Defined	2021-02-17
2020-12-31	$717,528	16,800	+31.2%	Put	Defined	2021-02-17
2020-09-30	$336,384	12,800	-76.3%	Put	Defined	2020-11-17
2020-09-30	$1,416,492	53,900	+26.5%	Call	Defined	2020-11-17
2020-09-30	$1,119,817	42,611	—	Shares	Defined	2020-11-17
No filing history on record for this holder in this stock.