Aldeyra Therapeutics, Inc. - ALDX

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 13 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
Knoll Capital Management, LLC History No change 5,475,516 28,363 13.01% 15.32% 1 0 0.0% Q4 2025 Feb 17, 2026
PERCEPTIVE ADVISORS LLC History Reduced 4,185,632 21,681 0.39% 0.79% 2 -1,036,679 -19.85% Q4 2025 Feb 17, 2026
BlackRock, Inc. History Added to 3,850,103 19,943 0.0% 0.0% 3 +45,183 1.19% Q4 2025 Feb 12, 2026
VANGUARD GROUP INC History Added to 3,698,682 19,159 0.0% 0.0% 4 +106,813 2.97% Q4 2025 Jan 29, 2026
KINGDON CAPITAL MANAGEMENT, L.L.C. History Added to 1,850,000 9,583 1.14% 0.86% 5 +518,209 38.91% Q4 2025 Feb 17, 2026
D. E. Shaw & Co., Inc. History Added to 1,601,324 8,294 0.0% 0.0% 6 +221,481 16.05% Q4 2025 Feb 17, 2026
683 Capital Management, LLC History Added to 1,530,000 7,925 0.34% 0.22% 7 +710,000 86.59% Q4 2025 Feb 17, 2026
ARDSLEY ADVISORY PARTNERS LP History Reduced 1,500,000 7,770 0.85% 1.23% 8 -400,000 -21.05% Q4 2025 Feb 17, 2026
KENNEDY CAPITAL MANAGEMENT LLC History Added to 1,255,838 6,505 0.14% 0.13% 9 +143,625 12.91% Q4 2025 Feb 13, 2026
AQR CAPITAL MANAGEMENT LLC History Reduced 1,226,922 6,355 0.0% 0.01% 10 -278,438 -18.5% Q4 2025 Feb 17, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 1,170,537 6,064 0.0% 0.0% 11 -5,883 -0.5% Q4 2025 Feb 09, 2026
STATE STREET CORP History Reduced 1,098,600 5,690 0.0% 0.0% 12 -4,074 -0.37% Q4 2025 Feb 13, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 979,521 5,071 0.01% 0.01% 13 +143,710 17.19% Q4 2025 Feb 10, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History New 968,751 5,018 0.02% 14 +968,751 New Q4 2025 Feb 13, 2026
MORGAN STANLEY History Reduced 657,032 3,403 0.0% 0.0% 15 -426,287 -39.35% Q4 2025 Feb 13, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 612,258 3,171 0.0% 0.0% 16 -36,113 -5.57% Q4 2025 Feb 12, 2026
BANK OF AMERICA CORP /DE/ History Added to 410,028 2,123 0.0% 0.0% 17 +19,950 5.11% Q4 2025 Feb 17, 2026
JANE STREET GROUP, LLC History Added to 383,352 1,985 0.0% 0.0% 18 +97,634 34.17% Q4 2025 Feb 12, 2026
NORTHERN TRUST CORP History Reduced 379,405 1,965 0.0% 0.0% 19 -28,555 -7.0% Q4 2025 Feb 17, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 373,707 1,935 0.0% 0.0% 20 +134,324 56.11% Q4 2025 Feb 17, 2026
WELLS FARGO & COMPANY/MN History Added to 369,169 1,912 0.0% 0.0% 21 +7,700 2.13% Q4 2025 Feb 13, 2026
CITADEL ADVISORS LLC History Added to 352,900 1,828 0.0% 0.0% 22 +7,446 2.16% Q4 2025 Feb 17, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 350,000 1,813 0.0% 0.0% 23 +152,700 77.39% Q4 2025 Feb 12, 2026
DEUTSCHE BANK AG\ History Added to 317,335 1,643 0.0% 0.0% 24 +2,607 0.83% Q4 2025 Feb 11, 2026
GOLDMAN SACHS GROUP INC History Added to 305,706 1,583 0.0% 0.0% 25 +122,763 67.1% Q4 2025 Mar 25, 2026
TWO SIGMA INVESTMENTS, LP History Added to 287,364 1,488 0.0% 0.0% 26 +14,310 5.24% Q4 2025 Feb 17, 2026
WOODSTOCK CORP History No change 266,756 1,381 0.12% 0.12% 27 0 0.0% Q4 2025 Jan 14, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 263,407 1,364 0.0% 0.0% 28 +252,797 2382.63% Q4 2025 Feb 10, 2026
Palo Alto Investors LP History No change 225,465 1,167 0.16% 0.22% 29 0 0.0% Q4 2025 Feb 17, 2026
1492 Capital Management LLC History New 223,317 1,156 0.44% 30 +223,317 New Q4 2025 Feb 10, 2026
GROUP ONE TRADING LLC History Added to 211,849 1,097 0.0% 0.0% 31 +76,765 56.83% Q4 2025 Feb 12, 2026
WELLINGTON MANAGEMENT GROUP LLP History Reduced 178,851 926 0.0% 0.0% 32 -10,970 -5.78% Q4 2025 Feb 17, 2026
Invesco Ltd. History Added to 163,087 844 0.0% 0.0% 33 +29,382 21.98% Q4 2025 Feb 19, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Added to 152,787 791 0.0% 0.0% 34 +2,309 1.53% Q4 2025 Feb 13, 2026
IEQ CAPITAL, LLC History Reduced 144,199 746 0.0% 0.0% 35 -14,954 -9.4% Q4 2025 Feb 13, 2026
TWO SIGMA ADVISERS, LP History Reduced 121,900 631 0.0% 0.0% 36 -62,200 -33.79% Q4 2025 Feb 17, 2026
Bank of New York Mellon Corp History Reduced 115,766 599 0.0% 0.0% 37 -6,086 -4.99% Q4 2025 Feb 10, 2026
Russell Investments Group, Ltd. History Added to 114,126 591 0.0% 0.0% 38 +3,024 2.72% Q4 2025 Feb 17, 2026
Nuveen, LLC History Reduced 108,220 560 0.0% 0.0% 39 -36,465 -25.2% Q4 2025 Feb 12, 2026
GSA CAPITAL PARTNERS LLP History Reduced 96,917 502 0.04% 0.05% 40 -25,747 -20.99% Q4 2025 Feb 06, 2026
UBS Group AG History Reduced 95,677 495 0.0% 0.0% 41 -105,062 -52.34% Q4 2025 Jan 29, 2026
Point72 Asset Management, L.P. History New 94,094 487 0.0% 42 +94,094 New Q4 2025 Feb 17, 2026
ExodusPoint Capital Management, LP History New 92,390 478 0.0% 43 +92,390 New Q4 2025 Feb 17, 2026
Qube Research & Technologies Ltd History New 84,928 439 0.0% 44 +84,928 New Q4 2025 Feb 17, 2026
BARCLAYS PLC History Added to 84,471 437 0.0% 0.0% 45 +7,827 10.21% Q4 2025 Feb 13, 2026
STATE OF WISCONSIN INVESTMENT BOARD History Added to 81,366 421 0.0% 0.0% 46 +20,472 33.62% Q4 2025 Feb 17, 2026
Graham Capital Management, L.P. History Added to 76,365 395 0.01% 0.0% 47 +30,443 66.29% Q4 2025 Feb 17, 2026
ALLIANCEBERNSTEIN L.P. History No change 75,550 391 0.0% 0.0% 48 0 0.0% Q4 2025 Feb 17, 2026
RHUMBLINE ADVISERS History Reduced 70,413 364 0.0% 0.0% 49 -8,233 -10.47% Q4 2025 Feb 13, 2026
STRS OHIO History Reduced 68,200 353 0.0% 0.0% 50 -17,500 -20.42% Q4 2025 Feb 02, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 64,262 333 0.0% 0.0% 51 0 0.0% Q4 2025 Feb 17, 2026
SIMPLEX TRADING, LLC History Added to 63,955 331 0.0% 0.0% 52 +14,879 30.32% Q4 2025 Feb 11, 2026
CAPTRUST FINANCIAL ADVISORS History Reduced 51,995 269 0.0% 0.0% 53 -999 -1.89% Q4 2025 Feb 17, 2026
Cerity Partners LLC History Reduced 51,049 264 0.0% 0.0% 54 -9,307 -15.42% Q4 2025 Feb 11, 2026
INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC History Reduced 47,475 245 0.02% 0.02% 55 -1,165 -2.4% Q4 2025 Feb 03, 2026
Quantinno Capital Management LP History Reduced 45,988 238 0.0% 0.0% 56 -5,336 -10.4% Q4 2025 Feb 17, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 44,059 228 0.0% 0.0% 57 -177,106 -80.08% Q4 2025 Feb 17, 2026
CWM, LLC History Reduced 43,305 224 0.0% 0.0% 58 -15,074 -25.82% Q4 2025 Jan 26, 2026
XTX Topco Ltd History Added to 42,227 218 0.01% 0.01% 59 +7,761 22.52% Q4 2025 Feb 17, 2026
ACT CAPITAL MANAGEMENT, LLC History New 41,000 212 0.17% 60 +41,000 New Q4 2025 Feb 17, 2026
CANADA PENSION PLAN INVESTMENT BOARD History New 35,500 183 0.0% 61 +35,500 New Q4 2025 Feb 17, 2026
AMERIPRISE FINANCIAL INC History Reduced 35,304 182 0.0% 0.0% 62 -105 -0.3% Q4 2025 Feb 17, 2026
Caption Management, LLC History New 35,000 181 0.0% 63 +35,000 New Q4 2025 Feb 17, 2026
AlphaCentric Advisors LLC History New 34,912 180 0.18% 65 +34,912 New Q4 2025 Feb 12, 2026
LPL Financial LLC History No change 34,916 180 0.0% 0.0% 64 0 0.0% Q4 2025 Feb 11, 2026
FIRST MANHATTAN CO. LLC. History No change 34,745 179 0.0% 0.0% 66 0 0.0% Q4 2025 Feb 17, 2026
Creative Planning History Reduced 34,521 178 0.0% 0.0% 67 -327 -0.94% Q4 2025 Feb 17, 2026
INTECH INVESTMENT MANAGEMENT LLC History Added to 33,328 172 0.0% 0.0% 69 +12,117 57.13% Q4 2025 Feb 10, 2026
SEI INVESTMENTS CO History Reduced 33,287 172 0.0% 0.0% 68 -6,072 -15.43% Q4 2025 Feb 13, 2026
AMERICAN CENTURY COMPANIES INC History Added to 32,460 168 0.0% 0.0% 70 +177 0.55% Q4 2025 Feb 13, 2026
MetLife Investment Management, LLC History Added to 29,531 152 0.0% 0.0% 71 +11,134 60.52% Q4 2025 Feb 12, 2026
AXQ CAPITAL, LP History New 26,810 138 0.03% 73 +26,810 New Q4 2025 Feb 10, 2026
Joseph P. Lucia & Associates, LLC History Reduced 26,732 138 0.05% 0.06% 72 -4,859 -15.38% Q4 2025 Jan 28, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History Reduced 32,683 132 0.0% 0.0% 74 -159 -0.48% Q4 2025 Jan 08, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Reduced 25,203 130 0.0% 0.0% 75 -295 -1.16% Q4 2025 Feb 17, 2026
Jump Financial, LLC History New 24,480 126 0.0% 76 +24,480 New Q4 2025 Feb 17, 2026
Connor, Clark & Lunn Investment Management Ltd. History New 23,858 123 0.0% 77 +23,858 New Q4 2025 Feb 10, 2026
Mariner, LLC History Reduced 22,876 118 0.0% 0.0% 78 -6,970 -23.35% Q4 2025 Feb 13, 2026
JPMORGAN CHASE & CO History Reduced 21,989 113 0.0% 0.0% 79 -5,133 -18.93% Q4 2025 Feb 11, 2026
FOX RUN MANAGEMENT, L.L.C. History New 20,983 108 0.02% 80 +20,983 New Q4 2025 Feb 11, 2026
Hikari Power Ltd History No change 20,020 104 0.01% 0.01% 81 0 0.0% Q4 2025 Feb 04, 2026
Providence Wealth Advisors, LLC History No change 25,000 104 0.06% 0.08% 82 0 0.0% Q4 2025 Feb 06, 2026
TUDOR INVESTMENT CORP ET AL History New 19,000 98 0.0% 83 +19,000 New Q4 2025 Feb 17, 2026
Walleye Capital LLC History New 18,595 96 0.0% 84 +18,595 New Q4 2025 Feb 13, 2026
Pallas Capital Advisors LLC History Reduced 17,338 89 0.0% 0.0% 86 -7 -0.04% Q4 2025 Jan 14, 2026
LETKO, BROSSEAU & ASSOCIATES INC History No change 17,300 89 0.0% 0.0% 85 0 0.0% Q4 2025 Feb 11, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History New 17,021 88 0.0% 87 +17,021 New Q4 2025 Feb 13, 2026
Capital Advisors Wealth Management, LLC History Added to 15,800 81 0.01% 0.01% 88 +5,000 46.3% Q4 2025 Jan 21, 2026
PFG Investments, LLC History Reduced 15,500 80 0.0% 0.02% 89 -50,500 -76.52% Q4 2025 Jan 26, 2026
JONES FINANCIAL COMPANIES LLLP History New 15,000 77 0.0% 90 +15,000 New Q4 2025 Feb 17, 2026
U.S. Capital Wealth Advisors, LLC History New 14,805 76 0.0% 91 +14,805 New Q4 2025 Jan 23, 2026
Regal Investment Advisors LLC History Added to 13,565 70 0.0% 0.0% 92 +398 3.02% Q4 2025 Feb 17, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History No change 13,388 69 0.0% 0.0% 93 0 0.0% Q4 2025 Feb 17, 2026
Federation des caisses Desjardins du Quebec History Added to 12,187 63 0.0% 0.0% 94 +2,500 25.81% Q4 2025 Feb 12, 2026
SG Americas Securities, LLC History New 12,000 62 0.0% 95 +12,000 New Q4 2025 Jan 09, 2026
King Wealth Management Group History Reduced 10,800 56 0.01% 0.01% 96 -300 -2.7% Q4 2025 Feb 09, 2026
Police & Firemen's Retirement System of New Jersey History Reduced 10,721 55 0.0% 0.0% 97 -6,911 -39.2% Q4 2025 Feb 13, 2026
Focus Partners Advisor Solutions, LLC History Reduced 10,535 54 0.0% 0.0% 100 -4,074 -27.89% Q4 2025 Feb 11, 2026
MERCER GLOBAL ADVISORS INC /ADV History Reduced 10,571 54 0.0% 0.0% 98 -3,814 -26.51% Q4 2025 Feb 18, 2026
CIBC Private Wealth Group LLC History No change 10,505 54 0.0% 0.0% 99 0 0.0% Q4 2025 Feb 12, 2026
VOYA INVESTMENT MANAGEMENT LLC History No change 10,066 52 0.0% 0.0% 101 0 0.0% Q4 2025 Feb 12, 2026
INSPIRION WEALTH ADVISORS, LLC History New 10,000 51 0.01% 103 +10,000 New Q4 2025 Jan 09, 2026
Global Retirement Partners, LLC History New 10,000 51 0.0% 104 +10,000 New Q4 2025 Feb 06, 2026
Clearstead Advisors, LLC History Reduced 10,007 51 0.0% 0.0% 102 -501 -4.77% Q4 2025 Feb 09, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 9,598 49 0.0% 0.0% 105 0 0.0% Q4 2025 Feb 12, 2026
FMR LLC History Added to 6,965 36 0.0% 0.0% 106 +366 5.55% Q4 2025 Feb 17, 2026
Legal & General Group Plc History Reduced 5,645 29 0.0% 0.0% 107 -191 -3.27% Q4 2025 Feb 09, 2026
Tower Research Capital LLC (TRC) History Added to 5,005 25 0.0% 0.0% 108 +1,383 38.18% Q4 2025 Feb 17, 2026
EverSource Wealth Advisors, LLC History Reduced 4,629 23 0.0% 0.0% 109 -211 -4.36% Q4 2025 Feb 06, 2026
Activest Wealth Management History Added to 4,000 20 0.0% 0.0% 110 +2,000 100.0% Q4 2025 Jan 30, 2026
Farther Finance Advisors, LLC History Added to 3,955 20 0.0% 0.0% 111 +49 1.25% Q4 2025 Jan 23, 2026
Ameritas Investment Partners, Inc. History No change 3,846 19 0.0% 0.0% 112 0 0.0% Q4 2025 Feb 11, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 3,341 17 0.0% 0.0% 113 -272 -7.53% Q4 2025 Feb 17, 2026
ROYAL BANK OF CANADA History New 2,753 15 0.0% 114 +2,753 New Q4 2025 Feb 17, 2026
Washington Trust Advisors, Inc. History No change 2,800 14 0.0% 0.0% 115 0 0.0% Q4 2025 Feb 03, 2026
AMALGAMATED BANK History Added to 1,705 9 0.0% 0.0% 116 +134 8.53% Q4 2025 Feb 05, 2026
CITIGROUP INC History Reduced 1,555 8 0.0% 0.0% 117 -1,453 -48.3% Q4 2025 Feb 13, 2026
IFP Advisors, Inc History Added to 1,443 7 0.0% 0.0% 118 +16 1.12% Q4 2025 Feb 06, 2026
Allworth Financial LP History New 1,258 6 0.0% 119 +1,258 New Q4 2025 Feb 05, 2026
Sterling Capital Management LLC History Added to 984 5 0.0% 0.0% 120 +180 22.39% Q4 2025 Feb 13, 2026
Optiver Holding B.V. History No change 980 5 0.0% 0.0% 121 0 0.0% Q4 2025 Feb 17, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History New 892 4 0.0% 122 +892 New Q4 2025 Feb 13, 2026
PNC FINANCIAL SERVICES GROUP, INC. History Reduced 546 2 0.0% 0.0% 123 -467 -46.1% Q4 2025 Feb 06, 2026
GAMMA Investing LLC History Reduced 297 1 0.0% 0.0% 126 -757 -71.82% Q4 2025 Jan 05, 2026
Truvestments Capital LLC History No change 265 1 0.0% 0.0% 124 0 0.0% Q4 2025 Feb 13, 2026
SBI Securities Co., Ltd. History No change 263 1 0.0% 0.0% 125 0 0.0% Q4 2025 Feb 03, 2026
MARSHALL WACE, LLP History Closed out 0 0 0.0% -160,213 -100.0% Q3 2025 Nov 13, 2025
Y-Intercept (Hong Kong) Ltd History Closed out 0 0 0.02% -138,091 -100.0% Q3 2025 Oct 31, 2025
Arax Advisory Partners History Reduced 7 0 0.0% -51,352 -99.99% Q4 2025 Feb 13, 2026
BRIGHTON JONES LLC History Closed out 0 0 0.0% -19,945 -100.0% Q3 2025 Oct 14, 2025
Quadrature Capital Ltd History Closed out 0 0 0.0% -19,275 -100.0% Q3 2025 Nov 13, 2025
Inscription Capital, LLC History Closed out 0 0 0.01% -12,633 -100.0% Q3 2025 Oct 29, 2025
COMMONWEALTH EQUITY SERVICES, LLC History Closed out 0 0 0.0% -10,904 -100.0% Q3 2025 Oct 22, 2025
Krilogy Financial LLC History Closed out 0 0 0.0% -10,407 -100.0% Q3 2025 Nov 06, 2025
New Millennium Group LLC History Closed out 0 0 0.01% -2,460 -100.0% Q3 2025 Nov 10, 2025
US BANCORP \DE\ History Closed out 0 0 0.0% -554 -100.0% Q3 2025 Nov 12, 2025
OSAIC HOLDINGS, INC. History Reduced 40 0 0.0% -440 -91.67% Q4 2025 Feb 17, 2026
True Wealth Design, LLC History Reduced 174 0 0.0% -56 -24.35% Q4 2025 Jan 08, 2026
MAI Capital Management History New 29 0 +29 New Q4 2025 Feb 13, 2026
SJS Investment Consulting Inc. History New 14 0 +14 New Q4 2025 Jan 21, 2026
ROTHSCHILD INVESTMENT LLC History Reduced 125 0 -10 -7.41% Q4 2025 Feb 10, 2026
Sunbelt Securities, Inc. History Closed out 0 0 -2 -100.0% Q3 2025 Nov 19, 2025
NISA INVESTMENT ADVISORS, LLC History No change 97 0 0 0.0% Q4 2025 Jan 15, 2026
QUADRANT CAPITAL GROUP LLC History No change 185 0 0 0.0% Q4 2025 Feb 13, 2026
HighMark Wealth Management LLC History No change 155 0 0 0.0% Q4 2025 Feb 05, 2026
TD Waterhouse Canada Inc. History No change 15 0 0 0.0% Q4 2025 Jan 27, 2026