JANE STREET GROUP, LLC

Position in RGNX — REGENXBIO Inc.

CIK 1595888 NEW YORK, NY

Back to RGNX Full portfolio

Position in RGNX

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$3,036,845

+$2,152,354 QoQ

Shares Held

253,493

+140.2% QoQ

Ownership

0.384%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#32

of 164 holders

Holding Since

Jun 2020

23 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in RGNX Over Time

Shares Held

Position Value (USD)

Derivatives in RGNX

reported options exposure · as of Jun 30, 2026

CallValue

$256,372

CallShares

21,400

PutValue

$220,432

PutShares

18,400

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 Jun 30, 2026

JANE STREET GROUP, LLC holds $1,364,050,815 across 292 Biotechnology names. RGNX ranks #48 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BBIO	BridgeBio Pharma, Inc.	2,934,193	$218,538,693
2	MDGL	Madrigal Pharmaceuticals, Inc.	191,541	$102,847,939
3	AXSM	Axsome Therapeutics, Inc.	403,995	$98,885,855
4	TGTX	Tg Therapeutics, Inc.	1,752,646	$96,290,370
5	EXEL	Exelixis, Inc.	1,402,438	$76,306,651
6	QURE	uniQure N.V.	1,610,483	$74,178,846
7	HALO	Halozyme Therapeutics, Inc.	694,684	$54,372,915
8	TVTX	Travere Therapeutics, Inc.	938,699	$53,327,489

All Filings in RGNX

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41 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$220,432	18,400	-65.2%	Put	Defined	2026-08-14
2026-06-30	$256,372	21,400	-27.2%	Call	Defined	2026-08-14
2026-06-30	$3,036,845	253,493	+140.2%	Shares	Defined	2026-08-14
2026-03-31	$443,302	52,900	+689.6%	Put	Defined	2026-05-12
2026-03-31	$884,491	105,548	-46.3%	Shares	Defined	2026-05-12
2026-03-31	$246,372	29,400	+60.7%	Call	Defined	2026-05-12
2025-12-31	$2,829,901	196,521	-32.5%	Shares	Defined	2026-02-12
2025-12-31	$263,520	18,300	-49.9%	Call	Defined	2026-02-12
2025-09-30	$2,809,712	291,162	+20.1%	Shares	Defined	2025-11-14
2025-09-30	$352,225	36,500	+25.0%	Call	Defined	2025-11-14
2025-06-30	$1,990,202	242,412	-41.5%	Shares	Defined	2025-08-14
2025-06-30	$239,732	29,200	+300.0%	Call	Defined	2025-08-14
2025-03-31	$2,960,579	414,067	+151.1%	Shares	Defined	2025-05-19
2024-12-31	$1,274,760	164,911	+325.3%	Shares	Defined	2025-02-14
2024-09-30	$406,759	38,776	-59.2%	Shares	Defined	2024-11-15
2024-06-30	$1,111,147	94,970	+114.3%	Shares	Defined	2024-08-15
2023-12-31	$795,651	44,326	+48.2%	Shares	Defined	2024-02-15
2023-09-30	$492,449	29,918	-2.6%	Shares	Defined	2023-11-15
2023-06-30	$614,132	30,722	-14.5%	Shares	Defined	2023-08-14
2023-03-31	$679,549	35,936	+8.4%	Shares	Defined	2023-05-16
2022-12-31	$751,864	33,151	+182.3%	Shares	Defined	2023-02-15
2022-09-30	$310,419	11,745	-21.2%	Shares	Defined	2022-11-15
2022-03-31	$494,530	14,900	+1.4%	Shares	Defined	2022-05-17
2022-03-31	$242,287	7,300	-68.8%	Call	Defined	2022-05-17
2022-03-31	$222,373	6,700	+6.3%	Put	Defined	2022-05-17
2021-12-31	$765,180	23,400	-22.5%	Call	Defined	2022-02-15
2021-12-31	$480,493	14,694	+102.7%	Shares	Defined	2022-02-15
2021-12-31	$206,010	6,300	-97.4%	Put	Defined	2022-02-15
2021-09-30	$10,161,408	242,400	+1027.4%	Put	Defined	2021-11-16
2021-09-30	$303,878	7,249	-7.8%	Shares	Defined	2021-11-16
2021-09-30	$1,265,984	30,200	+51.8%	Call	Defined	2021-11-16
2021-06-30	$835,275	21,500	+220.9%	Put	Defined	2021-08-16
2021-06-30	$773,115	19,900	+206.2%	Call	Defined	2021-08-16
2021-06-30	$305,321	7,859	-37.1%	Shares	Defined	2021-08-16
2021-03-31	$228,537	6,700	—	Put	Defined	2021-05-18
2021-03-31	$426,476	12,503	-85.5%	Shares	Defined	2021-05-18
2020-12-31	$294,840	6,500	-79.7%	Call	Defined	2021-02-17
2020-12-31	$3,914,340	86,295	+343.0%	Shares	Defined	2021-02-17
2020-09-30	$880,640	32,000	+392.3%	Call	Defined	2020-11-17
2020-09-30	$536,061	19,479	—	Shares	Defined	2020-11-17
2020-06-30	$239,395	6,500	—	Call	Defined	2020-08-17
No filing history on record for this holder in this stock.