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Aldeyra Therapeutics, Inc.

ALDX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001341235

No open-market purchases or sales by Aldeyra Therapeutics, Inc. insiders were filed in the last 90 days; 107 institutions reported holding it in 13F filings for Q2 2026, worth $78.2M in total; no superinvestor holds it.

13F holders, Q2 2024

Institutional positions in Aldeyra Therapeutics, Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
103
+2 vs. Q1 2024
Shares held
35.3M
−78.6K (−0.2%) vs. Q1 2024
Total value
$116.9M
+$1.10M (+1.0%) vs. Q1 2024
New holders
18
34 more added
Sold out
16
32 more reduced

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ALDX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 103 institutions
Q1 2021: 108 institutionsQ2 2021: 136 institutionsQ3 2021: 117 institutionsQ4 2021: 115 institutionsQ1 2022: 111 institutionsQ2 2022: 95 institutionsQ3 2022: 89 institutionsQ4 2022: 96 institutionsQ1 2023: 109 institutionsQ2 2023: 119 institutionsQ3 2023: 120 institutionsQ4 2023: 105 institutionsQ1 2024: 101 institutionsQ2 2024: 103 institutionsQ3 2024: 112 institutionsQ4 2024: 119 institutionsQ1 2025: 126 institutionsQ2 2025: 122 institutionsQ3 2025: 131 institutionsQ4 2025: 136 institutionsQ1 2026: 128 institutionsQ2 2026: 107 institutions
Value heldQ2 2024: $117.0M
Q1 2021: $376.7MQ2 2021: $625.0MQ3 2021: $348.9MQ4 2021: $187.1MQ1 2022: $171.9MQ2 2022: $147.5MQ3 2022: $210.2MQ4 2022: $237.9MQ1 2023: $361.2MQ2 2023: $327.5MQ3 2023: $252.3MQ4 2023: $125.2MQ1 2024: $118.1MQ2 2024: $117.0MQ3 2024: $249.8MQ4 2024: $186.0MQ1 2025: $225.6MQ2 2025: $131.2MQ3 2025: $204.3MQ4 2025: $201.8MQ1 2026: $63.3MQ2 2026: $78.2M
Institutions holding ALDX and their total value by quarter
QuarterHoldersValue
Q2 2026107$78.2M
Q1 2026128$63.3M
Q4 2025136$201.8M
Q3 2025131$204.3M
Q2 2025122$131.2M
Q1 2025126$225.6M
Q4 2024119$186.0M
Q3 2024112$249.8M
Q2 2024103$117.0M
Q1 2024101$118.1M
Q4 2023105$125.2M
Q3 2023120$252.3M
Q2 2023119$327.5M
Q1 2023109$361.2M
Q4 202296$237.9M
Q3 202289$210.2M
Q2 202295$147.5M
Q1 2022111$171.9M
Q4 2021115$187.1M
Q3 2021117$348.9M
Q2 2021136$625.0M
Q1 2021108$376.7M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Aldeyra Therapeutics, Inc.; share changes are against Q1 2024.

Institutions holding ALDX in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Perceptive Advisors LLC9,275,851$30.7M0.74%+682,265+7.9%Added
Knoll Capital Management, LLC5,475,516$18.1M12.21%00.0%Unchanged
Vanguard Group Inc3,742,386$12.4M0.00%−126,693−3.3%Reduced
BlackRock Inc.3,621,949$12.0M0.00%+311,162+9.4%Added
Kennedy Capital Management, Inc.1,599,673$5.29M0.11%+281,518+21.4%Added
Geode Capital Management, LLC1,138,043$3.77M0.00%+109,845+10.7%Added
State Street Corp957,720$3.17M0.00%+18,151+1.9%Added
Eagle Asset Management Inc841,571$2.74M0.01%−126,244−13.0%Reduced
Dimensional Fund Advisors LP672,057$2.22M0.00%−210,153−23.8%Reduced
Federated Hermes, Inc.531,221$1.76M0.00%+531,221New
Renaissance Technologies LLC503,300$1.67M0.00%−224,390−30.8%Reduced
Acadian Asset Management LLC445,886$1.48M0.00%−6,563−1.5%Reduced
PFG Investments, LLC396,247$1.31M0.09%+396,247New
Wells Fargo & Company395,297$1.31M0.00%+7,993+2.1%Added
Northern Trust Corp385,507$1.28M0.00%−3,680−0.9%Reduced
Bank of America Corp378,490$1.25M0.00%−20,461−5.1%Reduced
Los Angeles Capital Management LLC334,669$1.11M0.00%−46,104−12.1%Reduced
D. E. Shaw & Co., Inc.321,938$1.07M0.00%−225,702−41.2%Reduced
Morgan Stanley311,404$1.03M0.00%−38,142−10.9%Reduced
Deutsche Bank AG300,352$994.2K0.00%+7,965+2.7%Added
Johnson & Johnson299,669$991.9K0.25%00.0%Unchanged
Two Sigma Advisers, LP282,900$936.4K0.00%−92,000−24.5%Reduced
Palo Alto Investors LP225,465$746.3K0.09%00.0%Unchanged
Verition Fund Management LLC219,827$727.6K0.01%−720,571−76.6%Reduced
Bank of New York Mellon Corp195,722$647.8K0.00%+34,885+21.7%Added
Two Sigma Investments, LP193,115$639.2K0.00%−45,849−19.2%Reduced
Jacobs Levy Equity Management, Inc181,085$599.4K0.00%+2,166+1.2%Added
Woodstock Corp180,806$598.5K0.06%+10,091+5.9%Added
Charles Schwab Investment Management Inc136,733$452.6K0.00%+11,208+8.9%Added
Nuveen Asset Management, LLC129,724$429.4K0.00%00.0%Unchanged
Goldman Sachs Group Inc104,927$347.3K0.00%+13,210+14.4%Added
Jane Street Group, LLC93,146$308.3K0.00%+93,146New
STRS Ohio91,700$303.5K0.00%+9,400+11.4%Added
Hennion & Walsh Asset Management, Inc.88,122$291.7K0.01%+6,944+8.6%Added
Rhumbline Advisers76,981$254.8K0.00%+12,907+20.1%Added
Alliancebernstein L.P.62,990$208.5K0.00%+12,550+24.9%Added
Panagora Asset Management Inc60,298$199.6K0.00%+60,298New
International Assets Investment Management, LLC57,800$191.3K0.02%−2,500−4.1%Reduced
American Century Companies Inc53,388$176.7K0.00%+36,528+216.7%Added
CIBC Private Wealth Group, LLC51,458$170.3K0.00%+51,458New
Price T Rowe Associates Inc48,473$161.0K0.00%+200+0.4%Added
UBS Group AG48,026$159.0K0.00%−290−0.6%Reduced
Alps Advisors Inc46,326$153.3K0.00%+46,326New
Millennium Management LLC43,825$145.1K0.00%−344,880−88.7%Reduced
AQR Capital Management LLC34,781$115.1K0.00%−70,273−66.9%Reduced
First Manhattan Co34,745$115.0K0.00%00.0%Unchanged
Raymond James & Associates34,633$114.6K0.00%−1,391−3.9%Reduced
Invesco Ltd.29,864$98.8K0.00%−1,962−6.2%Reduced
Simplex Trading, LLC29,302$96.0K0.00%−64,163−68.6%Reduced
MetLife Investment Management28,689$95.0K0.00%+3,883+15.7%Added
Joseph P. Lucia & Associates, LLC28,252$93.5K0.05%00.0%Unchanged
Corebridge Financial, Inc.26,802$88.7K0.00%+26,802New
Providence Wealth Advisors, LLC25,000$84.0K0.07%+3,500+16.3%Added
Mirae Asset Global ETFs Holdings Ltd.24,405$80.8K0.00%+24,405New
Tobias Financial Advisors, Inc.23,695$78.4K0.02%−4,478−15.9%Reduced
JPMorgan Chase & Co21,933$72.6K0.00%+2,492+12.8%Added
Manufacturers Life Insurance Company, The21,734$71.9K0.00%+2,729+14.4%Added
LPL Financial LLC21,336$70.6K0.00%+958+4.7%Added
Hikari Power Ltd20,020$66.0K0.01%00.0%Unchanged
New York State Common Retirement Fund18,598$61.6K0.00%00.0%Unchanged
Cetera Investment Advisers17,977$59.5K0.00%00.0%Unchanged
Voya Investment Management LLC17,664$58.5K0.00%+1,578+9.8%Added
Barclays PLC17,248$57.1K0.00%−15,239−46.9%Reduced
Laidlaw Wealth Management LLC16,875$55.9K0.03%+4,150+32.6%Added
Susquehanna International Group, LLP16,763$55.5K0.00%−23,154−58.0%Reduced
Gsa Capital Partners LLP16,020$53.0K0.00%−9,229−36.6%Reduced
Stifel Financial Corp15,517$51.4K0.00%+15,517New
Mackenzie Financial Corp15,024$49.7K0.00%−493−3.2%Reduced
Walleye Capital LLC14,168$46.9K0.00%+14,168New
Diversified Trust Co12,265$40.6K0.00%+12,265New
SG Americas Securities, LLC11,378$38.0K0.00%+11,378New
Citigroup Inc11,203$37.1K0.00%+3,401+43.6%Added
King Wealth11,000$36.0K0.01%+1,000+10.0%Added
Clearstead Advisors, LLC10,398$34.4K0.00%+10,398New
Captrust Financial Advisors10,174$33.7K0.00%+135+1.3%Added
Prime Capital Investment Advisors, LLC10,000$33.1K0.00%−50.0%Reduced
Tower Research Capital LLC (TRC)9,629$31.9K0.00%+9,136+1,853.1%Added
Citadel Advisors LLC9,564$31.7K0.00%−45,684−82.7%Reduced
FMR LLC9,147$30.3K0.00%+1,479+19.3%Added
Farther Finance Advisors, LLC6,906$22.4K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec6,400$21.2K0.00%+1,105+20.9%Added
National Bank of Canada5,500$17.8K0.00%00.0%Unchanged
Royal Bank of Canada4,686$16.0K0.00%+3,641+348.4%Added
Legal & General Group Plc4,117$13.6K0.00%−1,010−19.7%Reduced
BNP Paribas Arbitrage, SA4,028$13.3K0.00%−21,250−84.1%Reduced
Ameritas Investment Partners, Inc.3,846$12.7K0.00%00.0%Unchanged
Washington Trust Advisors, Inc.3,800$12.6K0.00%00.0%Unchanged
California State Teachers Retirement System3,610$11.9K0.00%−1,072−22.9%Reduced
Activest Wealth Management2,000$6.62K0.00%+2,000New
Group One Trading, L.P.1,846$6.11K0.00%−4,200−69.5%Reduced
nVerses Capital, LLC1,700$5.63K0.00%+1,700New
Amalgamated Bank1,571$5.00K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC1,451$4.80K0.00%+1,396+2,538.2%Added
Stephens Consulting, LLC1,000$3.31K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.680$2.25K0.00%−6,420−90.4%Reduced
PSI Advisors, LLC650$2.15K0.00%00.0%Unchanged
CWM, LLC739$2.00K0.00%+539+269.5%Added
SRS Capital Advisors, Inc.266$8810.00%+266New
Comerica Bank189$6260.00%00.0%Unchanged
HighMark Wealth Management LLC155$5130.00%00.0%Unchanged