Hudson Technologies Inc /Ny (HDSN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

45,245,197Shares Outstanding

33,124,741Shares held by institutions

$207,029,631Value of institutional holdings

73.21%Institutional ownership %

1.17%Shares Changed QoQ

163No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Hudson Technologies Inc /Ny (NASDAQ:HDSN) appears in 163 institutional 13F filings for the quarter ending December 2025.

They owned 72.8% of outstanding stock in December 2025, down from 74.9% the prior quarter.
They increased total shares held in Hudson Technologies by 0.98% from the prior quarter, while the number of investors in HDSN decreased 2.4% year over year.
Of these 163 holders, 70 added to their stakes in Hudson Technologies, 65 trimmed positions, and 28 made no changes.
Altogether, these fund groups held 32.93Mn shares in HDSN by December 2025, up by 320.48K shares quarter on quarter, and up 1.5Mn shares year over year.
As of December 31, 2025, the biggest holder of Hudson Technologies is GRIMES & Co WEALTH MANAGEMENT, LLC at 158.62K shares, representing 0.35% of shares outstanding.
The biggest buyers of Hudson Technologies for the quarter ending December 2025 included GRIMES & Co WEALTH MANAGEMENT, LLC (117.46K), Inspire Investing, LLC (19.5K), WEALTH ENHANCEMENT ADVISORY SERVICES, LLC (15.99K), EXCHANGE TRADED CONCEPTS, LLC (4.14K).
The biggest sellers of Hudson Technologies for the quarter ending December 2025 included Sterling Capital Management LLC (35.7K), WEDGE CAPITAL MANAGEMENT L L P/NC (8.63K), GAMMA Investing LLC (3.09K), Versant Capital Management, Inc (933), True Wealth Design, LLC (168).
Business Quant data shows the 10 biggest positions in Hudson Technologies as of December 2025 are held by GRIMES & Co WEALTH MANAGEMENT, LLC (158.62K), WEDGE CAPITAL MANAGEMENT L L P/NC (144.74K), EdgeRock Capital LLC (90.52K), Inspire Investing, LLC (88.09K), STRS OHIO (77.1K), PINNACLE ASSOCIATES LTD (70.0K), EXCHANGE TRADED CONCEPTS, LLC (39.51K), WEALTH ENHANCEMENT ADVISORY SERVICES, LLC (15.99K), Cardinal Point Capital Management ULC (12.85K), Versant Capital Management, Inc (7.37K).

163 Institutional Holders

33,124,741 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Hartree Partners, LP	31 Dec, 2025	3,800,000	0	0.00%	$26,030,000.00
BlackRock, Inc.	31 Dec, 2025	2,913,869	50,596	1.77%	$19,960,002.00
WESTERLY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	2,550,000	660,000	34.92%	$17,467,500.00
VANGUARD GROUP INC	31 Dec, 2025	2,338,710	-34,471	-1.45%	$16,020,164.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	2,043,151	33,670	1.68%	$13,995,585.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	1,697,250	-99,600	-5.54%	$11,626,163.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	1,386,683	112,793	8.85%	$9,498,779.00
NEW SOUTH CAPITAL MANAGEMENT INC	31 Dec, 2025	1,283,528	-50,809	-3.81%	$8,792,167.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	31 Dec, 2025	982,819	-128,984	-11.60%	$6,732,310.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	943,154	-11,272	-1.18%	$6,462,005.00
State Street Corp	31 Dec, 2025	894,064	209	0.02%	$6,124,338.00
CASPIAN CAPITAL LP	31 Dec, 2025	728,306	728,306	0.00%	$4,988,896.00
Morgan Stanley	31 Dec, 2025	705,577	-87,150	-10.99%	$4,833,204.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	582,780	-239,029	-29.09%	$3,992,043.00
MARSHALL WACE, LLP	31 Dec, 2025	465,130	339,543	270.36%	$3,186,141.00
LAZARD ASSET MANAGEMENT LLC	31 Dec, 2025	431,769	170,964	65.55%	$2,957,618.00
Northern Trust Corp	31 Dec, 2025	391,889	-24,618	-5.91%	$2,684,440.00
Goldman Sachs Group Inc	31 Dec, 2025	379,792	215,332	130.93%	$2,601,576.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	378,255	17,607	4.88%	$2,591,047.00
AQR CAPITAL MANAGEMENT LLC	31 Dec, 2025	339,352	-5,932	-1.72%	$2,324,562.00

1 - 20 of 163

Research Tools