HUDSON TECHNOLOGIES INC /NY - HDSN

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q3 2026 · Compare: Q2 2026
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
Hartree Partners, LP History No change 4,411,889 25,324 5.4% 5.4% 1 0 0.0% Q2 2026 Aug 12, 2026
WESTERLY CAPITAL MANAGEMENT, LLC History No change 3,380,000 19,401 3.58% 3.58% 2 0 0.0% Q2 2026 Aug 14, 2026
BlackRock, Inc. History No change 2,840,272 16,303 0.0% 0.0% 3 0 0.0% Q2 2026 Aug 07, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 1,907,775 9,825 0.0% 0.0% 4 -60,139 -3.06% Q3 2026 Nov 04, 2026
VANGUARD CAPITAL MANAGEMENT LLC History No change 1,654,259 9,495 0.0% 0.0% 5 0 0.0% Q2 2026 Aug 13, 2026
RENAISSANCE TECHNOLOGIES LLC History No change 1,442,115 8,277 0.01% 0.01% 6 0 0.0% Q2 2026 Aug 13, 2026
AMERICAN CENTURY COMPANIES INC History No change 1,169,462 6,712 0.0% 0.0% 7 0 0.0% Q2 2026 Aug 12, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 995,011 5,712 0.0% 0.0% 8 0 0.0% Q2 2026 Aug 12, 2026
STATE STREET CORP History No change 895,776 5,141 0.0% 0.0% 9 0 0.0% Q2 2026 Sep 22, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History No change 777,989 4,465 0.0% 0.0% 10 0 0.0% Q2 2026 Aug 13, 2026
CASPIAN CAPITAL LP History No change 728,306 4,180 2.37% 2.37% 11 0 0.0% Q2 2026 Aug 14, 2026
Qube Research & Technologies Ltd History No change 721,847 4,143 0.0% 0.0% 12 0 0.0% Q2 2026 Aug 14, 2026
CITADEL ADVISORS LLC History No change 574,266 3,296 0.0% 0.0% 13 0 0.0% Q2 2026 Sep 02, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History No change 506,591 2,907 0.01% 0.01% 14 0 0.0% Q2 2026 Aug 14, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 494,432 2,838 0.05% 0.05% 15 0 0.0% Q2 2026 Aug 14, 2026
Nuveen, LLC History No change 476,540 2,735 0.0% 0.0% 16 0 0.0% Q2 2026 Aug 11, 2026
MARSHALL WACE, LLP History No change 474,354 2,722 0.0% 0.0% 17 0 0.0% Q2 2026 Aug 13, 2026
D. E. Shaw & Co., Inc. History No change 409,591 2,351 0.0% 0.0% 18 0 0.0% Q2 2026 Aug 14, 2026
MORGAN STANLEY History No change 367,159 2,107 0.0% 0.0% 19 0 0.0% Q2 2026 Aug 13, 2026
Russell Investments Group, Ltd. History No change 362,489 2,080 0.0% 0.0% 20 0 0.0% Q2 2026 Aug 06, 2026
683 Capital Management, LLC History No change 325,000 1,865 0.09% 0.09% 21 0 0.0% Q2 2026 Aug 14, 2026
JB CAPITAL PARTNERS LP History No change 306,200 1,757 0.27% 0.27% 22 0 0.0% Q2 2026 Aug 11, 2026
Ancora Advisors LLC History No change 303,380 1,741 0.03% 0.03% 23 0 0.0% Q2 2026 Aug 14, 2026
Kerrisdale Advisers, LLC History No change 299,976 1,721 0.43% 0.43% 24 0 0.0% Q2 2026 Aug 14, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History No change 290,537 1,667 0.0% 0.0% 25 0 0.0% Q2 2026 Aug 13, 2026
NORTHERN TRUST CORP History No change 282,011 1,618 0.0% 0.0% 26 0 0.0% Q2 2026 Aug 13, 2026
VANGUARD FIDUCIARY TRUST CO History No change 245,071 1,406 0.0% 0.0% 27 0 0.0% Q2 2026 Aug 13, 2026
Empowered Funds, LLC History No change 205,878 1,181 0.01% 0.01% 28 0 0.0% Q2 2026 Aug 14, 2026
Bank of New York Mellon Corp History No change 204,779 1,175 0.0% 0.0% 29 0 0.0% Q2 2026 Aug 06, 2026
KBC Group NV History No change 207,466 1,068 0.0% 0.0% 30 0 0.0% Q3 2026 Oct 22, 2026
GOLDMAN SACHS GROUP INC History No change 176,708 1,014 0.0% 0.0% 31 0 0.0% Q2 2026 Aug 14, 2026
Pacific Ridge Capital Partners, LLC History No change 174,539 1,001 0.18% 0.18% 32 0 0.0% Q2 2026 Aug 12, 2026
KESTREL INVESTMENT MANAGEMENT CORP History Reduced 192,650 992 0.57% 0.63% 33 -8,100 -4.03% Q3 2026 Nov 02, 2026
AQR CAPITAL MANAGEMENT LLC History No change 161,903 929 0.0% 0.0% 34 0 0.0% Q2 2026 Aug 14, 2026
FIRST TRUST ADVISORS LP History No change 151,809 871 0.0% 0.0% 35 0 0.0% Q2 2026 Aug 11, 2026
MARATHON CAPITAL MANAGEMENT History Reduced 168,325 866 0.18% 0.2% 36 -5,000 -2.88% Q3 2026 Oct 23, 2026
Numerai GP LLC History No change 150,254 862 0.07% 0.07% 37 0 0.0% Q2 2026 Aug 14, 2026
CREDIT AGRICOLE S A History No change 140,000 803 0.0% 0.0% 38 0 0.0% Q2 2026 Aug 14, 2026
TWO SIGMA INVESTMENTS, LP History No change 131,960 757 0.0% 0.0% 39 0 0.0% Q2 2026 Aug 14, 2026
SummerHaven Investment Management, LLC History New 141,785 730 0.41% — 40 +141,785 New Q3 2026 Oct 19, 2026
WEDGE CAPITAL MANAGEMENT L L P/NC History Reduced 136,998 705 0.01% 0.01% 41 -620 -0.45% Q3 2026 Oct 13, 2026
PRUDENTIAL FINANCIAL INC History No change 121,740 698 0.0% 0.0% 42 0 0.0% Q2 2026 Aug 12, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History No change 109,013 625 0.0% 0.0% 43 0 0.0% Q2 2026 Aug 14, 2026
Quantinno Capital Management LP History No change 106,964 613 0.0% 0.0% 44 0 0.0% Q2 2026 Aug 13, 2026
AMERIPRISE FINANCIAL INC History No change 98,394 564 0.0% 0.0% 45 0 0.0% Q2 2026 Aug 14, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 95,960 551 0.0% 0.0% 46 0 0.0% Q2 2026 Aug 14, 2026
JPMORGAN CHASE & CO History No change 93,739 513 0.0% 0.0% 47 0 0.0% Q2 2026 Aug 12, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 87,295 501 0.0% 0.0% 48 0 0.0% Q2 2026 Aug 14, 2026
Invesco Ltd. History No change 70,075 402 0.0% 0.0% 49 0 0.0% Q2 2026 Aug 14, 2026
Squarepoint Ops LLC History No change 66,220 380 0.0% 0.0% 50 0 0.0% Q2 2026 Aug 14, 2026
PINNACLE ASSOCIATES LTD History Added to 70,007 360 0.0% 0.0% 51 +7 0.01% Q3 2026 Oct 20, 2026
DEUTSCHE BANK AG\ History No change 61,117 350 0.0% 0.0% 52 0 0.0% Q2 2026 Aug 07, 2026
UBS Group AG History No change 58,368 335 0.0% 0.0% 53 0 0.0% Q2 2026 Aug 13, 2026
BANK OF AMERICA CORP /DE/ History No change 57,906 332 0.0% 0.0% 54 0 0.0% Q2 2026 Aug 14, 2026
Inspire Advisors, LLC History No change 54,249 311 0.02% 0.02% 55 0 0.0% Q2 2026 Aug 13, 2026
ISTHMUS PARTNERS, LLC History Added to 59,639 307 0.03% 0.03% 56 +2,183 3.8% Q3 2026 Oct 21, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History No change 51,499 295 0.0% 0.0% 57 0 0.0% Q2 2026 Aug 17, 2026
Odyssean, LLC History No change 50,673 290 0.05% 0.05% 58 0 0.0% Q2 2026 Aug 14, 2026
RHUMBLINE ADVISERS History No change 50,040 287 0.0% 0.0% 59 0 0.0% Q2 2026 Aug 11, 2026
Schonfeld Strategic Advisors LLC History No change 49,528 284 0.0% 0.0% 60 0 0.0% Q2 2026 Aug 14, 2026
ALLIANCEBERNSTEIN L.P. History No change 46,710 274 0.0% 0.0% 61 0 0.0% Q2 2026 Aug 14, 2026
EXCHANGE TRADED CONCEPTS, LLC History Added to 52,882 272 0.0% 0.0% 62 +6,774 14.69% Q3 2026 Oct 28, 2026
Sanctuary Advisors, LLC History No change 46,344 266 0.0% 0.0% 63 0 0.0% Q2 2026 Aug 13, 2026
Point72 Asset Management, L.P. History No change 45,731 262 0.0% 0.0% 64 0 0.0% Q2 2026 Aug 14, 2026
CANADA PENSION PLAN INVESTMENT BOARD History No change 42,500 243 0.0% 0.0% 65 0 0.0% Q2 2026 Aug 14, 2026
COMMONWEALTH EQUITY SERVICES, LLC History Added to 42,554 219 0.0% 0.0% 66 +50 0.12% Q3 2026 Nov 02, 2026
EntryPoint Capital, LLC History No change 33,461 192 0.05% 0.05% 67 0 0.0% Q2 2026 Aug 13, 2026
Campbell & CO Investment Adviser LLC History No change 32,995 189 0.01% 0.01% 68 0 0.0% Q2 2026 Aug 03, 2026
WELLS FARGO & COMPANY/MN History No change 32,878 188 0.0% 0.0% 69 0 0.0% Q2 2026 Aug 14, 2026
Atlantic Union Bankshares Corp History No change 31,250 179 0.0% 0.0% 70 0 0.0% Q2 2026 Aug 11, 2026
Vident Advisory, LLC History No change 30,875 177 0.0% 0.0% 71 0 0.0% Q2 2026 Aug 12, 2026
RAYMOND JAMES FINANCIAL INC History No change 30,375 174 0.0% 0.0% 72 0 0.0% Q2 2026 Aug 14, 2026
STATE OF WISCONSIN INVESTMENT BOARD History No change 29,550 169 0.0% 0.0% 73 0 0.0% Q2 2026 Aug 14, 2026
Jump Financial, LLC History No change 27,943 160 0.0% 0.0% 74 0 0.0% Q2 2026 Aug 13, 2026
Graham Capital Management, L.P. History No change 26,736 153 0.0% 0.0% 75 0 0.0% Q2 2026 Aug 14, 2026
FIFTH THIRD BANCORP History No change 24,585 141 0.0% 0.0% 76 0 0.0% Q2 2026 Aug 05, 2026
MetLife Investment Management, LLC History No change 22,591 129 0.0% 0.0% 77 0 0.0% Q2 2026 Aug 13, 2026
IMC-Chicago, LLC History New 23,886 123 0.0% — 78 +23,886 New Q3 2026 Nov 05, 2026
XTX Topco Ltd History No change 21,149 121 0.0% 0.0% 79 0 0.0% Q2 2026 Aug 14, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History Added to 21,660 111 0.0% 0.0% 80 +6,527 43.13% Q3 2026 Oct 13, 2026
Park Capital Management, LLC / WI History Reduced 21,540 110 0.06% 0.09% 81 -5,538 -20.45% Q3 2026 Oct 13, 2026
Connor, Clark & Lunn Investment Management Ltd. History No change 18,546 106 0.0% 0.0% 82 0 0.0% Q2 2026 Aug 12, 2026
Boston Partners History No change 18,221 104 0.0% 0.0% 83 0 0.0% Q2 2026 Aug 04, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History No change 17,193 98 0.0% 0.0% 84 0 0.0% Q2 2026 Aug 14, 2026
Empirical Asset Management, LLC History No change 17,059 97 0.02% 0.02% 85 0 0.0% Q2 2026 Aug 10, 2026
EP Wealth Advisors, LLC History No change 16,875 96 0.0% 0.0% 86 0 0.0% Q2 2026 Aug 11, 2026
OSAIC HOLDINGS, INC. History No change 16,809 96 0.0% 0.0% 87 0 0.0% Q2 2026 Aug 14, 2026
Quadrature Capital Ltd History No change 16,395 94 0.0% 0.0% 88 0 0.0% Q2 2026 Aug 06, 2026
MERCER GLOBAL ADVISORS INC /ADV History No change 15,081 86 0.0% 0.0% 89 0 0.0% Q2 2026 Aug 19, 2026
Commonwealth Financial Services, LLC History Reduced 16,649 85 0.02% 0.01% 90 -79 -0.47% Q3 2026 Oct 20, 2026
Vanguard Global Advisers, LLC History No change 14,929 85 0.0% 0.0% 91 0 0.0% Q2 2026 Aug 13, 2026
BROWN BROTHERS HARRIMAN & CO History No change 13,263 76 0.0% 0.0% 92 0 0.0% Q2 2026 Aug 12, 2026
FMR LLC History No change 13,023 74 0.0% 0.0% 93 0 0.0% Q2 2026 Aug 13, 2026
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM History No change 12,570 72 0.0% 0.0% 94 0 0.0% Q2 2026 Aug 10, 2026
OCCUDO QUANTITATIVE STRATEGIES LP History No change 12,029 69 0.0% 0.0% 95 0 0.0% Q2 2026 Aug 13, 2026
Truvestments Capital LLC History No change 11,568 66 0.01% 0.01% 96 0 0.0% Q2 2026 Aug 12, 2026
Cardinal Point Capital Management ULC History No change 12,850 66 0.0% 0.0% 97 0 0.0% Q3 2026 Oct 21, 2026
THRIVENT FINANCIAL FOR LUTHERANS History No change 11,129 64 0.0% 0.0% 98 0 0.0% Q2 2026 Aug 14, 2026
BOOTHBAY FUND MANAGEMENT, LLC History No change 11,260 64 0.0% 0.0% 99 0 0.0% Q2 2026 Aug 14, 2026
Police & Firemen's Retirement System of New Jersey History No change 10,817 62 0.0% 0.0% 100 0 0.0% Q2 2026 Jul 23, 2026
HUB Investment Partners, LLC History Reduced 10,725 55 0.0% 0.0% 101 -4,193 -28.11% Q3 2026 Nov 03, 2026
CITIGROUP INC History Reduced 7,577 39 0.0% 0.0% 102 -11,306 -59.87% Q3 2026 Nov 04, 2026
STANCE CAPITAL LLC History No change 6,560 37 0.01% 0.01% 103 0 0.0% Q2 2026 Aug 14, 2026
BARCLAYS PLC History No change 5,812 33 0.0% 0.0% 104 0 0.0% Q2 2026 Aug 14, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 5,270 30 0.0% 0.0% 105 0 0.0% Q2 2026 Jul 29, 2026
JONES FINANCIAL COMPANIES LLLP History No change 5,551 30 0.0% 0.0% 106 0 0.0% Q2 2026 Aug 14, 2026
LOM Asset Management Ltd History No change 5,300 30 0.01% 0.01% 107 0 0.0% Q2 2026 Aug 04, 2026
Tower Research Capital LLC (TRC) History No change 5,089 29 0.0% 0.0% 108 0 0.0% Q2 2026 Aug 11, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 4,708 27 0.0% 0.0% 109 0 0.0% Q2 2026 Aug 13, 2026
1620 INVESTMENT ADVISORS, INC. History Reduced 4,275 22 0.01% 0.04% 111 -8,155 -65.61% Q3 2026 Nov 04, 2026
SIMPLEX TRADING, LLC History Added to 4,434 22 0.0% 0.0% 110 +4,208 1861.95% Q3 2026 Nov 04, 2026
Versant Capital Management, Inc History Added to 4,206 21 0.0% 0.0% 114 +3,072 270.9% Q3 2026 Oct 01, 2026
State of Alaska, Department of Revenue History No change 4,145 21 0.0% 0.0% 112 0 0.0% Q3 2026 Oct 15, 2026
Steward Partners Investment Advisory, LLC History No change 3,750 21 0.0% 0.0% 113 0 0.0% Q2 2026 Aug 13, 2026
Legal & General Group Plc History No change 3,555 20 0.0% 0.0% 115 0 0.0% Q2 2026 Aug 14, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History No change 3,630 20 0.0% 0.0% 116 0 0.0% Q2 2026 Aug 13, 2026
LSV ASSET MANAGEMENT History No change 3,400 20 0.0% 0.0% 117 0 0.0% Q2 2026 Aug 06, 2026
Ameritas Investment Partners, Inc. History No change 3,215 18 0.0% 0.0% 118 0 0.0% Q2 2026 Aug 13, 2026
EverSource Wealth Advisors, LLC History Added to 3,482 17 0.0% 0.0% 120 +10 0.29% Q3 2026 Nov 04, 2026
ROYAL BANK OF CANADA History No change 2,928 17 0.0% 0.0% 119 0 0.0% Q2 2026 Aug 14, 2026
Farther Finance Advisors, LLC History Reduced 3,042 15 0.0% 0.0% 121 -585 -16.13% Q3 2026 Oct 08, 2026
Parallel Advisors, LLC History Reduced 1,946 10 0.0% 0.0% 123 -1,300 -40.05% Q3 2026 Nov 03, 2026
Arax Advisory Partners History No change 1,895 10 0.0% 0.0% 122 0 0.0% Q2 2026 Aug 10, 2026
HARBOR CAPITAL ADVISORS, INC. History Added to 1,754 9 0.0% 0.0% 124 +971 124.01% Q3 2026 Oct 22, 2026
Global Retirement Partners, LLC History No change 1,434 8 0.0% 0.0% 125 0 0.0% Q2 2026 Aug 06, 2026
GAMMA Investing LLC History Reduced 1,445 7 0.0% 0.0% 127 -134 -8.49% Q3 2026 Oct 08, 2026
NATIONAL BANK OF CANADA /FI/ History No change 1,259 7 0.0% 0.0% 126 0 0.0% Q2 2026 Aug 10, 2026
FINANCIAL CONSULATE, INC History Added to 1,146 5 0.0% 0.0% 129 +646 129.2% Q3 2026 Oct 23, 2026
BARD ASSOCIATES INC History No change 1,000 5 0.0% 0.0% 128 0 0.0% Q2 2026 Aug 11, 2026
BELLEVUE ASSET MANAGEMENT, LLC History No change 774 4 0.0% 0.0% 130 0 0.0% Q2 2026 Aug 04, 2026
Sterling Capital Management LLC History Added to 736 3 0.0% 0.0% 132 +16 2.22% Q3 2026 Oct 22, 2026
NISA INVESTMENT ADVISORS, LLC History No change 773 3 0.0% 0.0% 131 0 0.0% Q3 2026 Oct 20, 2026
True Wealth Design, LLC History Reduced 538 2 0.0% 0.0% 135 -146 -21.35% Q3 2026 Oct 13, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 514 2 0.0% 0.0% 133 0 0.0% Q2 2026 Aug 24, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History No change 500 2 0.0% 0.0% 134 0 0.0% Q2 2026 Aug 12, 2026
PICTON MAHONEY ASSET MANAGEMENT History No change 212 1 0.0% 0.0% 136 0 0.0% Q2 2026 Aug 13, 2026
Inspire Investing, LLC History Closed out 0 0 — 0.03% — -119,191 -100.0% Q3 2026 Oct 22, 2026
BAILARD, INC. History Closed out 0 0 — 0.01% — -56,574 -100.0% Q3 2026 Oct 13, 2026
Symmetry Partners, LLC History Closed out 0 0 — 0.01% — -18,033 -100.0% Q3 2026 Oct 27, 2026
Fifth Third Wealth Advisors LLC History Closed out 0 0 — 0.0% — -16,445 -100.0% Q3 2026 Oct 22, 2026
Inscription Capital, LLC History Closed out 0 0 — 0.01% — -14,032 -100.0% Q3 2026 Nov 02, 2026
State of Wyoming History Closed out 0 0 — 0.01% — -13,503 -100.0% Q3 2026 Oct 28, 2026
ANCHYRA PARTNERS LLC History Closed out 0 0 — 0.02% — -13,063 -100.0% Q3 2026 Oct 13, 2026
TOTH FINANCIAL ADVISORY CORP History New 130 0 — — — +130 New Q3 2026 Oct 08, 2026
Covestor Ltd History Closed out 0 0 — 0.0% — -105 -100.0% Q3 2026 Oct 30, 2026
Root Financial Partners, LLC History New 62 0 — — — +62 New Q3 2026 Oct 21, 2026
Caitong International Asset Management Co., Ltd History Added to 34 0 — — — +10 41.67% Q3 2026 Oct 29, 2026
Essential Partners LLC History Added to 179 0 — 0.0% — +3 1.7% Q3 2026 Oct 14, 2026
SJS Investment Consulting Inc. History Reduced 13 0 — — — -1 -7.14% Q3 2026 Oct 26, 2026
ROTHSCHILD INVESTMENT LLC History No change 91 0 — — — 0 0.0% Q2 2026 Aug 06, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 171 0 — — — 0 0.0% Q2 2026 Aug 07, 2026
Allworth Financial LP History No change 102 0 — — — 0 0.0% Q2 2026 Aug 11, 2026
Rockefeller Capital Management L.P. History No change 158 0 — — — 0 0.0% Q2 2026 Aug 13, 2026
SBI Securities Co., Ltd. History No change 12 0 — — — 0 0.0% Q3 2026 Oct 21, 2026
Optiver Holding B.V. History No change 6 0 — — — 0 0.0% Q2 2026 Aug 12, 2026