JANE STREET GROUP, LLC

Position in ALDX — Aldeyra Therapeutics, Inc.

CIK 1595888 NEW YORK, NY

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Position in ALDX

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

Position Value

$2,928,994

+$1,291,569 QoQ

Shares Held

1,375,115

+41.9% QoQ

Ownership

2.28%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

of 108 holders

Holding Since

Jun 2020

21 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in ALDX Over Time

Shares Held

Position Value (USD)

Derivatives in ALDX

reported options exposure · as of Jun 30, 2026

CallValue

$22,152

CallShares

10,400

PutValue

$23,217

PutShares

10,900

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. ALDX ranks #50 (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 ALDX

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38 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,928,994	1,375,115	+41.9%	Shares	Defined	2026-08-14
2026-06-30	$22,152	10,400	-90.2%	Call	Defined	2026-08-14
2026-06-30	$23,217	10,900	-83.4%	Put	Defined	2026-08-14
2026-03-31	$179,647	106,300	+85.8%	Call	Defined	2026-05-12
2026-03-31	$111,202	65,800	+195.1%	Put	Defined	2026-05-12
2026-03-31	$1,637,425	968,891	+218.9%	Shares	Defined	2026-05-12
2025-12-31	$296,296	57,200	+67.3%	Call	Defined	2026-02-12
2025-12-31	$1,573,952	303,852	+20.8%	Shares	Defined	2026-02-12
2025-12-31	$115,514	22,300	-73.4%	Put	Defined	2026-02-12
2025-09-30	$1,312,922	251,518	+160.1%	Shares	Defined	2025-11-14
2025-09-30	$178,524	34,200	+28.6%	Call	Defined	2025-11-14
2025-06-30	$101,878	26,600	+17.2%	Call	Defined	2025-08-14
2025-06-30	$370,295	96,683	-45.7%	Shares	Defined	2025-08-14
2025-03-31	$1,024,131	178,110	+650.5%	Shares	Defined	2025-05-19
2024-09-30	$127,909	23,731	-74.5%	Shares	Defined	2024-11-15
2024-06-30	$308,312	93,146	+36.3%	Shares	Defined	2024-08-15
2023-12-31	$239,827	68,327	-48.4%	Shares	Defined	2024-02-15
2023-09-30	$884,651	132,433	+142.3%	Shares	Defined	2023-11-15
2023-06-30	$458,495	54,648	-79.7%	Shares	Defined	2023-08-14
2023-03-31	$2,676,432	269,530	+326.6%	Shares	Defined	2023-05-16
2022-12-31	$439,746	63,182	-4.8%	Shares	Defined	2023-02-15
2022-03-31	$100,901	22,700	-70.9%	Call	Defined	2022-05-17
2022-03-31	$372,046	83,700	-36.7%	Put	Defined	2022-05-17
2022-03-31	$295,138	66,398	-54.9%	Shares	Defined	2022-05-17
2021-12-31	$311,600	77,900	+249.3%	Call	Defined	2022-02-15
2021-12-31	$528,800	132,200	+818.1%	Put	Defined	2022-02-15
2021-12-31	$589,024	147,256	+175.3%	Shares	Defined	2022-02-15
2021-09-30	$126,432	14,400	-7.1%	Put	Defined	2021-11-16
2021-09-30	$469,571	53,482	+303.9%	Shares	Defined	2021-11-16
2021-09-30	$195,794	22,300	-49.9%	Call	Defined	2021-11-16
2021-06-30	$175,615	15,500	—	Put	Defined	2021-08-16
2021-06-30	$504,185	44,500	+237.1%	Call	Defined	2021-08-16
2021-06-30	$150,031	13,242	-31.9%	Shares	Defined	2021-08-16
2021-03-31	$231,006	19,445	-75.9%	Shares	Defined	2021-05-18
2021-03-31	$156,816	13,200	—	Call	Defined	2021-05-18
2020-12-31	$552,641	80,560	+360.1%	Shares	Defined	2021-02-17
2020-09-30	$129,741	17,509	-86.7%	Shares	Defined	2020-11-17
2020-06-30	$548,730	131,590	—	Shares	Defined	2020-08-17
No filing history on record for this holder in this stock.