Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (ALDX)

Q: What does CUSIP 01438T106 represent in this 13F holders report?

CUSIP 01438T106 is the security identifier for ALDX - Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share used to aggregate holder disclosures.

Q: How many institutions held ALDX - Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share in Q4 2023?

103 institutional investors reported ALDX - Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share for Q4 2023. Use the holders table for investor-level position and value details.

CUSIP: 01438T106

Q4 2023 13F Holders as of 31 Dec 2023

Type / Class: Equity / Common Stock, par value $0.001 per share
Shares outstanding: 59,794,743
Total 13F shares: 35,121,957
Share change: -2,605,673
Total reported value: $123,276,317
Put/Call ratio: 165%
Price per share: $3.51
Number of holders: 103
Value change: -$16,780,776
Number of buys: 43
Number of sells: 82

Quarterly Holders Quick Answers

What is CUSIP 01438T106?
CUSIP 01438T106 identifies ALDX - Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2024
Previous quarter: Q3 2023

Recent filing periods for CUSIP 01438T106:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ALDX - Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
PERCEPTIVE ADVISORS LLC	13F	Company	19%	11,350,085	$75,818,568	—	30 Sep 2023	13F
BlackRock Finance, Inc.	13F	Company	5.6%	3,371,132	$22,519,162	—	30 Sep 2023	13F
VANGUARD GROUP INC	13F	Company	5.3%	3,187,420	$21,291,966	—	30 Sep 2023	13F
STATE STREET CORP	13F	Company	5.1%	3,065,967	$20,480,660	—	30 Sep 2023	13F
Knoll Capital Management, LLC	13F	Company	5.1%	3,031,915	$20,253,192	—	30 Sep 2023	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	2%	1,205,024	$8,048,074	—	30 Sep 2023	13F
Laurion Capital Management LP	13F	Company	1.9%	1,128,889	$7,540,979	—	30 Sep 2023	13F
EAGLE ASSET MANAGEMENT INC	13F	Company	1.7%	1,042,395	$6,963,198	—	30 Sep 2023	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.6%	975,572	$6,517,627	—	30 Sep 2023	13F
Verition Fund Management LLC	13F	Company	1.6%	935,273	$6,247,624	—	30 Sep 2023	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.97%	582,178	$3,888,949	—	30 Sep 2023	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.7%	420,900	$2,811,612	—	30 Sep 2023	13F
NORTHERN TRUST CORP	13F	Company	0.69%	412,444	$2,755,126	—	30 Sep 2023	13F
JOHNSON & JOHNSON	13F	Company	0.66%	394,834	$2,637,491	—	30 Sep 2023	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.57%	343,272	$2,293,057	—	30 Sep 2023	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.57%	341,410	$2,280,619	—	30 Sep 2023	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.5%	297,425	$1,986,799	—	30 Sep 2023	13F
DEUTSCHE BANK AG\	13F	Company	0.49%	294,775	$1,969,098	—	30 Sep 2023	13F
CITADEL ADVISORS LLC	13F	Company	0.48%	289,799	$1,935,857	—	30 Sep 2023	13F
Rafferty Asset Management, LLC	13F	Company	0.45%	268,690	$1,794,849	—	30 Sep 2023	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.45%	267,322	$1,785,711	—	30 Sep 2023	13F
MORGAN STANLEY	13F	Company	0.42%	249,115	$1,664,088	—	30 Sep 2023	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.37%	221,800	$1,482,000	—	30 Sep 2023	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.33%	198,011	$1,322,713	—	30 Sep 2023	13F
Nuveen Asset Management, LLC	13F	Company	0.31%	185,976	$1,242,320	—	30 Sep 2023	13F
Bank of New York Mellon Corp	13F	Company	0.3%	177,363	$1,184,785	—	30 Sep 2023	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.28%	168,683	$1,126,803	—	30 Sep 2023	13F
Palo Alto Investors LP	13F	Company	0.27%	160,800	$1,074,144	—	30 Sep 2023	13F
BARCLAYS PLC	13F	Company	0.23%	138,311	$923,918	—	30 Sep 2023	13F
WOODSTOCK CORP	13F	Company	0.23%	137,179	$916,356	—	30 Sep 2023	13F
JANE STREET GROUP, LLC	13F	Company	0.22%	132,433	$884,652	—	30 Sep 2023	13F
ClariVest Asset Management LLC	13F	Company	0.22%	130,044	$869,000	—	30 Sep 2023	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.21%	125,525	$838,507	—	30 Sep 2023	13F
CITIGROUP INC	13F	Company	0.19%	113,036	$755,081	—	30 Sep 2023	13F
Swiss National Bank	13F	Company	0.17%	102,000	$681,360	—	30 Sep 2023	13F
THRIVENT FINANCIAL FOR LUTHERANS	13F	Company	0.16%	98,622	$658,000	—	30 Sep 2023	13F
UBS Group AG	13F	Company	0.12%	74,595	$498,295	—	30 Sep 2023	13F
Hennion & Walsh Asset Management, Inc.	13F	Company	0.12%	73,669	$492,109	—	30 Sep 2023	13F
Joshua Reed	3/4/5	Chief Financial Officer	— mixed-class rows	524,825 mixed-class rows	$478,196	—	30 Mar 2022	3/4/5
SIMPLEX TRADING, LLC	13F	Company	0.12%	71,639	$478,000	—	30 Sep 2023	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	0.11%	67,941	$453,846	—	30 Sep 2023	13F
BALYASNY ASSET MANAGEMENT L.P.	13F	Company	0.11%	67,580	$451,434	—	30 Sep 2023	13F
GROUP ONE TRADING LLC	13F	Company	0.11%	65,546	$437,847	—	30 Sep 2023	13F
RHUMBLINE ADVISERS	13F	Company	0.1%	62,512	$417,570	—	30 Sep 2023	13F
ExodusPoint Capital Management, LP	13F	Company	0.1%	60,649	$405,000	—	30 Sep 2023	13F
CREDIT SUISSE AG/	13F	Company	0.09%	54,203	$362,075	—	30 Sep 2023	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.09%	51,697	$345,336	—	30 Sep 2023	13F
RAYMOND JAMES & ASSOCIATES	13F	Company	0.09%	51,051	$341,021	—	30 Sep 2023	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.08%	50,440	$336,939	—	30 Sep 2023	13F
North Star Investment Management Corp.	13F	Company	0.08%	50,000	$334,000	—	30 Sep 2023	13F

Institutional Holders of Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (ALDX) as of Q4 2023

As of 31 Dec 2023, Aldeyra Therapeutics, Inc. - Common Stock, par value $0.001 per share (ALDX) was held by 103 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 35,121,957 shares. The largest 10 holders included PERCEPTIVE ADVISORS LLC, Knoll Capital Management, LLC, VANGUARD GROUP INC, BlackRock Inc., Verition Fund Management LLC, KENNEDY CAPITAL MANAGEMENT LLC, DIMENSIONAL FUND ADVISORS LP, GEODE CAPITAL MANAGEMENT, LLC, EAGLE ASSET MANAGEMENT INC, and STATE STREET CORP. This page lists 103 institutional shareholders reporting positions in this security for the Q4 2023 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2023 vs Q3 2023 Across Filers

Q3 2023 holders

120

Q4 2023 holders

103

Holder diff

-17

Investor	Q3 2023 Shares	Q4 2023 Shares	Share Diff	Share Chg %	Q3 2023 Value $	Q4 2023 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.