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Aldeyra Therapeutics (ALDX) Institutional Ownership

Aldeyra Therapeutics logo
$4.93 -0.08 (-1.60%)
Closing price 09/19/2025 04:00 PM Eastern
Extended Trading
$4.92 0.00 (-0.10%)
As of 09/19/2025 07:56 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Aldeyra Therapeutics (NASDAQ:ALDX)

Current
Institutional Ownership
Percentage
59.71%
Number of
Institutional Buyers
(last 12 months)
66
Total
Institutional Inflows
(last 12 months)
$42.94M
Number of
Institutional Sellers
(last 12 months)
28
Total
Institutional Outflows
(last 12 months)
$42.87M
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ALDX Institutional Buying and Selling by Quarter

Aldeyra Therapeutics Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/15/2025 Captrust Financial Advisors51,492$197K0.0%+9.1%0.086%
8/15/2025 Perceptive Advisors LLC4,051,631$15.52M1.4%-56.3%6.764%
8/15/2025 BNP Paribas Financial Markets7,751$30K0.0%-71.4%0.013%
8/15/2025 Bank of America Corp DE56,491$216K0.0%-86.2%0.094%
8/15/2025 683 Capital Management LLC1,080,000$4.14M0.3%+126.9%1.803%
8/15/2025 Ameriprise Financial Inc.26,263$101K0.0%N/A0.044%
8/15/2025 AQR Capital Management LLC1,473,812$5.65M0.0%+275.4%2.460%
8/14/2025 Caption Management LLC12,664$49K0.0%-110.6%0.021%
8/14/2025 The Manufacturers Life Insurance Company 20,074$77K0.0%+10.9%0.034%
8/14/2025 Ardsley Advisory Partners LP2,050,000$7.85M1.0%-4.7%3.422%
8/14/2025 Cerity Partners LLC36,577$140K0.0%N/A0.061%
8/13/2025 Kennedy Capital Management LLC686,968$2.63M0.1%-44.3%1.147%
8/13/2025 Invesco Ltd.122,566$469K0.0%-75.5%0.205%
8/13/2025 Panagora Asset Management Inc.72,059$276K0.0%+42.8%0.120%
8/13/2025 Kennondale Capital Management LLC56,729$217K0.2%-62.5%0.095%
8/12/2025 Rhumbline Advisers77,494$297K0.0%+2.7%0.129%
8/8/2025 Intech Investment Management LLC29,983$115K0.0%+27.6%0.050%
8/8/2025 King Wealth Management Group12,100$46K0.0%N/A0.020%
8/8/2025 Geode Capital Management LLC1,146,597$4.39M0.0%+0.8%1.914%
8/7/2025 Los Angeles Capital Management LLC16,320$63K0.0%N/A0.027%
8/6/2025 Savant Capital LLC144,104$552K0.0%N/A0.241%
8/5/2025 Corton Capital Inc.14,940$57K0.1%N/A0.025%
7/31/2025 Brighton Jones LLC17,899$69K0.0%N/A0.030%
7/29/2025 Ballast Inc.31,623$121K0.0%N/A0.053%
7/25/2025 CWM LLC41,758$160K0.0%+117.0%0.070%
7/18/2025 PFG Investments LLC257,300$985K0.1%+397.2%0.430%
7/15/2025 Public Employees Retirement System of Ohio6,500$25K0.0%N/A0.011%
7/10/2025 Wealth Enhancement Advisory Services LLC27,286$105K0.0%+150.1%0.046%
7/9/2025 Pallas Capital Advisors LLC17,762$68K0.0%N/A0.030%
7/9/2025 Inspirion Wealth Advisors LLC10,000$38K0.0%N/A0.017%
7/9/2025 Woodstock Corp266,756$1.02M0.1%+19.6%0.445%
6/27/2025 Goldman Sachs Group Inc.124,365$715K0.0%-48.3%0.208%
5/28/2025Strs Ohio76,500$440K0.0%N/A0.128%
5/21/2025Acadian Asset Management LLC95,960$551K0.0%+7,402.7%0.160%
5/19/2025Jane Street Group LLC178,110$1.02M0.0%N/A0.297%
5/16/2025Goldman Sachs Group Inc.124,365$715K0.0%-48.3%0.208%
5/16/2025Jacobs Levy Equity Management Inc.37,984$218K0.0%N/A0.063%
5/16/2025AQR Capital Management LLC392,555$2.26M0.0%+456.3%0.655%
5/16/2025683 Capital Management LLC476,000$2.74M0.2%+64.1%0.795%
5/16/2025ADAR1 Capital Management LLC211,579$1.22M0.2%-67.3%0.353%
5/15/2025Kingdon Capital Management L.L.C.779,000$4.48M0.5%N/A1.301%
5/15/2025Trexquant Investment LP158,117$909K0.0%+38.1%0.264%
5/14/2025Ieq Capital LLC44,145$254K0.0%N/A0.074%
5/14/2025Wellington Management Group LLP117,475$675K0.0%N/A0.196%
5/13/2025Fox Run Management L.L.C.22,912$132K0.0%N/A0.038%
5/13/2025Russell Investments Group Ltd.27,042$155K0.0%N/A0.045%
5/12/2025Invesco Ltd.501,137$2.88M0.0%+1,575.7%0.837%
5/9/2025Deutsche Bank AG314,423$1.81M0.0%-1.5%0.525%
5/9/2025Vanguard Group Inc.3,718,018$21.38M0.0%-1.0%6.207%
5/8/2025XTX Topco Ltd23,332$134K0.0%N/A0.039%
5/1/2025CWM LLC19,244$111K0.0%+1,164.4%0.032%
4/30/2025Alps Advisors Inc.43,803$252K0.0%-9.0%0.073%
4/29/2025Bank of New York Mellon Corp110,931$638K0.0%-5.0%0.186%
4/25/2025Capital Advisors Wealth Management LLC10,800$62K0.0%N/A0.018%
4/23/2025International Assets Investment Management LLC48,640$280K0.0%-18.6%0.081%
4/22/2025PFG Investments LLC51,750$298K0.0%-85.1%0.087%
4/16/2025Wealth Enhancement Advisory Services LLC10,910$63K0.0%N/A0.018%
4/10/2025Hennion & Walsh Asset Management Inc.69,442$399K0.0%-18.7%0.116%
4/9/2025Woodstock Corp223,094$1.28M0.1%+14.5%0.374%
2/20/2025Mackenzie Financial Corp47,792$238K0.0%+310.9%0.080%
2/17/2025Two Sigma Advisers LP125,300$625K0.0%-40.1%0.210%
2/17/2025Two Sigma Investments LP131,410$656K0.0%-10.5%0.221%
2/17/2025ProShare Advisors LLC14,031$70K0.0%N/A0.024%
2/17/2025Millennium Management LLC161,926$808K0.0%N/A0.272%
2/17/2025Letko Brosseau & Associates Inc.17,300$86K0.0%N/A0.029%
2/17/2025D. E. Shaw & Co. Inc.188,583$941K0.0%-43.7%0.317%
2/17/2025Deutsche Bank AG319,287$1.59M0.0%+6.2%0.536%
2/17/2025Balyasny Asset Management L.P.11,278$56K0.0%N/A0.019%
2/17/2025Bank of America Corp DE306,246$1.53M0.0%-18.4%0.514%
2/17/2025BNP Paribas Financial Markets6,355$32K0.0%-55.3%0.011%
2/17/2025683 Capital Management LLC290,000$1.45M0.1%N/A0.487%
2/14/2025Northern Trust Corp405,517$2.02M0.0%+4.3%0.681%
2/14/2025Price T Rowe Associates Inc. MD32,105$161K0.0%-42.3%0.054%
2/14/2025Hsbc Holdings PLC10,457$52K0.0%N/A0.018%
2/14/2025Dimensional Fund Advisors LP735,763$3.67M0.0%+21.8%1.236%
2/13/2025Regal Investment Advisors LLC13,167$66K0.0%N/A0.022%
2/13/2025Walleye Capital LLC13,706$68K0.0%N/A0.023%
2/13/2025Barclays PLC75,330$376K0.0%+14.9%0.126%
2/13/2025Kennedy Capital Management LLC1,468,519$7.33M0.2%-21.9%2.466%
2/13/2025Raymond James Financial Inc.727,118$3.63M0.0%N/A1.221%
2/13/2025Renaissance Technologies LLC167,100$834K0.0%+55.6%0.281%
2/13/2025Invesco Ltd.29,906$149K0.0%-95.4%0.050%
2/13/2025ADAR1 Capital Management LLC647,960$3.23M0.6%+114.4%1.088%
2/13/2025Wells Fargo & Company MN393,654$1.96M0.0%+1.9%0.661%
2/12/2025Trexquant Investment LP114,480$571K0.0%+895.5%0.192%
2/12/2025Geode Capital Management LLC1,119,555$5.59M0.0%+0.4%1.880%
2/12/2025Alliancebernstein L.P.58,650$293K0.0%-6.9%0.098%
2/11/2025Corebridge Financial Inc.24,767$124K0.0%-7.0%0.042%
2/11/2025Vanguard Group Inc.3,756,788$18.75M0.0%-0.1%6.309%
2/11/2025LPL Financial LLC59,488$297K0.0%+186.2%0.100%
2/11/2025American Century Companies Inc.39,198$196K0.0%-54.8%0.066%
2/11/2025Intech Investment Management LLC23,806$119K0.0%+62.7%0.040%
2/10/2025Kennondale Capital Management LLC151,280$755K0.6%N/A0.254%
2/10/2025Catalyst Funds Management Pty Ltd13,100$65K0.0%+2,083.3%0.022%
2/6/2025Raymond James Financial Inc.727,118$3.63M0.0%N/A1.221%
2/3/2025Boston Financial Mangement LLC28,248$141K0.0%N/A0.047%
1/31/2025AlphaCentric Advisors LLC46,913$234K0.2%N/A0.079%
1/24/2025U.S. Capital Wealth Advisors LLC13,875$69K0.0%N/A0.023%
1/22/2025PFG Investments LLC347,747$1.74M0.1%-10.0%0.584%
1/17/2025SG Americas Securities LLC22,365$112K0.0%+14.4%0.038%
(Data available from 1/1/2016 forward)

ALDX Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ALDX shares?

During the previous two years, 104 institutional investors and hedge funds held shares of Aldeyra Therapeutics. The most heavily invested institutionals were Vanguard Group Inc. ($21.38M), Perceptive Advisors LLC ($15.52M), Ardsley Advisory Partners LP ($7.85M), Laurion Capital Management LP ($7.54M), AQR Capital Management LLC ($5.65M), State Street Corp ($5.25M), and Kingdon Capital Management L.L.C. ($4.48M).Learn more on Aldeyra Therapeutics' institutional investors.

What percentage of Aldeyra Therapeutics' stock is owned by institutional investors?

59.71% of Aldeyra Therapeutics' stock is owned by institutional investors. Learn more on ALDX's institutional investor holdings.

Which institutional investors have been buying Aldeyra Therapeutics' stock?

Of the 89 institutional investors that purchased Aldeyra Therapeutics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Raymond James Financial Inc. ($1.45M), AQR Capital Management LLC ($1.40M), 683 Capital Management LLC ($1.08M), Kingdon Capital Management L.L.C. ($779K), Perceptive Advisors LLC ($682.27K), PFG Investments LLC ($601.80K), and Federated Hermes Inc. ($531.22K).

How much institutional buying is happening at Aldeyra Therapeutics?

Institutional investors have bought a total of 8,745,739 shares in the last 24 months. This purchase volume represents approximately $42.94M in transactions.

Which of Aldeyra Therapeutics' major shareholders have been selling company stock?

Of the 28 institutional investors that sold Aldeyra Therapeutics' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Perceptive Advisors LLC ($5.22M), Invesco Ltd. ($1.01M), Kennedy Capital Management LLC ($959.01K), ADAR1 Capital Management LLC ($436.38K), Bank of America Corp DE ($421.20K), PFG Investments LLC ($344.50K), and International Assets Investment Management LLC ($238.65K).

How much institutional selling is happening at Aldeyra Therapeutics?

Institutional investors have sold a total of 9,953,870 shares in the last 24 months. This volume of shares sold represents approximately $42.87M in transactions.


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This page (NASDAQ:ALDX) was last updated on 9/20/2025 by MarketBeat.com Staff
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