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

CUSIP 01438T106 is the security identifier for ALDX - Aldeyra Therapeutics, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held ALDX - Aldeyra Therapeutics, Inc. - Common Stock in Q2 2019?

75 institutional investors reported ALDX - Aldeyra Therapeutics, Inc. - Common Stock for Q2 2019. Use the holders table for investor-level position and value details.

Aldeyra Therapeutics, Inc. - Common Stock (ALDX)

CUSIP: 01438T106

Q2 2019 13F Holders as of 30 Jun 2019

Type / Class: Equity / Common Stock
Shares outstanding: 59,794,743
Total 13F shares: 16,888,317
Share change: +582,025
Total reported value: $101,327,468
Put/Call ratio: 36%
Price per share: $6.00
Number of holders: 75
Value change: +$1,168,639
Number of buys: 45
Number of sells: 31

Quarterly Holders Quick Answers

What is CUSIP 01438T106?
CUSIP 01438T106 identifies ALDX - Aldeyra Therapeutics, Inc. - Common Stock 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: Q3 2019
Previous quarter: Q1 2019

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 (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	5.2%	3,085,458	$27,862,000	—	31 Mar 2019	13F
FMR LLC	13F	Company	3.2%	1,895,633	$17,118,000	—	31 Mar 2019	13F
683 Capital Management, LLC	13F	Company	3%	1,800,000	$16,254,000	—	31 Mar 2019	13F
BlackRock Finance, Inc.	13F	Company	2.2%	1,342,003	$12,117,000	—	31 Mar 2019	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	1.9%	1,118,822	$10,103,000	—	31 Mar 2019	13F
SPHERA FUNDS MANAGEMENT LTD.	13F	Company	1.8%	1,069,089	$9,654,000	—	31 Mar 2019	13F
VANGUARD GROUP INC	13F	Company	1.8%	1,069,075	$9,654,000	—	31 Mar 2019	13F
Prosight Management, LP	13F	Company	0.98%	583,300	$5,267,000	—	31 Mar 2019	13F
Knoll Capital Management, LLC	13F	Company	0.81%	484,096	$4,371,000	—	31 Mar 2019	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.65%	386,433	$3,489,000	—	31 Mar 2019	13F
STATE STREET CORP	13F	Company	0.59%	355,202	$3,207,000	—	31 Mar 2019	13F
NORTHERN TRUST CORP	13F	Company	0.46%	276,926	$2,501,000	—	31 Mar 2019	13F
Verition Fund Management LLC	13F	Company	0.46%	275,205	$2,485,000	—	31 Mar 2019	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.46%	274,448	$2,478,000	—	31 Mar 2019	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	0.37%	218,636	$1,974,000	—	31 Mar 2019	13F
Weiss Multi-Strategy Advisers LLC	13F	Company	0.33%	200,000	$1,806,000	—	31 Mar 2019	13F
BOOTHBAY FUND MANAGEMENT, LLC	13F	Company	0.23%	136,800	$1,235,000	—	31 Mar 2019	13F
Russell Investments Group, Ltd.	13F	Company	0.22%	130,247	$1,177,000	—	31 Mar 2019	13F
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F	Company	0.18%	105,000	$948,000	—	31 Mar 2019	13F
WOODSTOCK CORP	13F	Company	0.17%	98,841	$893,000	—	31 Mar 2019	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.14%	82,084	$741,000	—	31 Mar 2019	13F
Parallax Volatility Advisers, L.P.	13F	Company	0.13%	78,340	$707,000	—	31 Mar 2019	13F
Squarepoint Ops LLC	13F	Company	0.13%	75,304	$680,000	—	31 Mar 2019	13F
Bank of New York Mellon Corp	13F	Company	0.12%	69,937	$631,000	—	31 Mar 2019	13F
STRS OHIO	13F	Company	0.11%	66,900	$604,000	—	31 Mar 2019	13F
Mesirow Financial Investment Management, Inc.	13F	Company	0.09%	55,961	$505,000	—	31 Mar 2019	13F
ARDSLEY ADVISORY PARTNERS LP	13F	Company	0.09%	52,100	$470,000	—	31 Mar 2019	13F
DAFNA Capital Management LLC	13F	Company	0.08%	50,000	$452,000	—	31 Mar 2019	13F
OXFORD ASSET MANAGEMENT LLP	13F	Company	0.07%	44,529	$402,000	—	31 Mar 2019	13F
Hikari Power Ltd	13F	Company	0.07%	44,520	$402,000	—	31 Mar 2019	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.07%	42,408	$383,000	—	31 Mar 2019	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.07%	41,710	$377,000	—	31 Mar 2019	13F
TEACHERS ADVISORS, LLC	13F	Company	0.06%	35,641	$322,000	—	31 Mar 2019	13F
DEUTSCHE BANK AG\	13F	Company	0.06%	35,634	$321,000	—	31 Mar 2019	13F
Kepos Capital LP	13F	Company	0.06%	33,301	$301,000	—	31 Mar 2019	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.06%	33,068	$299,000	—	31 Mar 2019	13F
PA Capital LLC	13F	Company	0.06%	33,059	$299,000	—	31 Mar 2019	13F
CITADEL ADVISORS LLC	13F	Company	0.06%	32,908	$297,000	—	31 Mar 2019	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.05%	30,792	$278,000	—	31 Mar 2019	13F
STATE OF WISCONSIN INVESTMENT BOARD	13F	Company	0.05%	29,700	$268,000	—	31 Mar 2019	13F
GROUP ONE TRADING LLC	13F	Company	0.05%	27,555	$249,000	—	31 Mar 2019	13F
RHUMBLINE ADVISERS	13F	Company	0.05%	27,183	$245,000	—	31 Mar 2019	13F
B. Riley Wealth Advisors, Inc.	13F	Company	0.05%	27,006	$244,000	—	31 Mar 2019	13F
THOMPSON SIEGEL & WALMSLEY LLC	13F	Company	0.05%	27,000	$244,000	—	31 Mar 2019	13F
FALCON POINT CAPITAL, LLC	13F	Company	0.04%	24,421	$221,000	—	31 Mar 2019	13F
Endurant Capital Management LP	13F	Company	0.04%	23,576	$213,000	—	31 Mar 2019	13F
Trexquant Investment LP	13F	Company	0.04%	23,407	$211,000	—	31 Mar 2019	13F
ALGERT GLOBAL LLC	13F	Company	0.04%	23,209	$210,000	—	31 Mar 2019	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.03%	20,145	$182,000	—	31 Mar 2019	13F
Jefferies Group LLC	13F	Company	0.03%	20,011	$181,000	—	31 Mar 2019	13F

Institutional Holders of Aldeyra Therapeutics, Inc. - Common Stock (ALDX) as of Q2 2019

As of 30 Jun 2019, Aldeyra Therapeutics, Inc. - Common Stock (ALDX) was held by 75 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 16,888,317 shares. The largest 10 holders included PERCEPTIVE ADVISORS LLC, 683 Capital Management, LLC, FMR LLC, BlackRock Inc., ADAGE CAPITAL PARTNERS GP, L.L.C., VANGUARD GROUP INC, SPHERA FUNDS MANAGEMENT LTD., Prosight Management, LP, Knoll Capital Management, LP, and STATE STREET CORP. This page lists 75 institutional shareholders reporting positions in this security for the Q2 2019 filing period.

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

Compare Q2 2019 vs Q1 2019 Across Filers

Q1 2019 holders

Q2 2019 holders

Holder diff

-2

Investor	Q1 2019 Shares	Q2 2019 Shares	Share Diff	Share Chg %	Q1 2019 Value $	Q2 2019 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.