HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

Note: Option positions (PUT/CALL) are excluded.

New Positions (23)

Increased Positions (39)

WESTERLY CAPITAL MANAGEMENT, LLC
Value ($000) $17,468 (-6.9%) Shares 2,550,000 (+34.9%)
Pacific Ridge Capital Partners, LLC
Value ($000) $811 (-21.1%) Shares 118,406 (+14.3%)
Inspire Investing, LLC
Value ($000) $470 (+1.9%) Shares 68,583 (+47.7%)
EdgeRock Capital LLC
Value ($000) $620 (-26.8%) Shares 90,517 (+6.1%)
MARSHALL WACE, LLP
Value ($000) $3,186 (+155.5%) Shares 465,130 (+270.4%)
State of Wyoming
Value ($000) $329 (-17.2%) Shares 48,062 (+20.0%)
LAZARD ASSET MANAGEMENT LLC
Value ($000) $2,958 (+14.2%) Shares 431,769 (+65.6%)
BRIDGEWAY CAPITAL MANAGEMENT, LLC
Value ($000) $2,591 (-27.6%) Shares 378,255 (+4.9%)
Point72 Asset Management, L.P.
Value ($000) $776 (+1717.0%) Shares 113,263 (+2534.0%)
XTX Topco Ltd
Value ($000) $200 (+41.2%) Shares 29,131 (+104.7%)
AMERICAN CENTURY COMPANIES INC
Value ($000) $9,499 (-24.9%) Shares 1,386,683 (+8.9%)
Quantinno Capital Management LP
Value ($000) $835 (+52.0%) Shares 121,947 (+120.4%)
Qube Research & Technologies Ltd
Value ($000) $1,121 (+27.3%) Shares 163,703 (+84.6%)
Hillsdale Investment Management Inc.
Value ($000) $301 (-2.1%) Shares 44,000 (+41.9%)
BlackRock, Inc.
Value ($000) $19,960 (-29.8%) Shares 2,913,869 (+1.8%)
STATE OF WISCONSIN INVESTMENT BOARD
Value ($000) $683 (-5.5%) Shares 99,764 (+37.0%)
DIMENSIONAL FUND ADVISORS LP
Value ($000) $13,996 (-29.9%) Shares 2,043,151 (+1.7%)
STRS OHIO
Value ($000) $528 (-10.8%) Shares 77,100 (+29.4%)
GOLDMAN SACHS GROUP INC
Value ($000) $1,301 (-20.3%) Shares 189,896 (+15.5%)
AVIVA PLC
Value ($000) $464 (-1.7%) Shares 67,703 (+42.5%)

Decreased Positions (66)

CASPIAN CAPITAL LP
Value ($000) $4,989 (-29.6%) Shares 728,306 (-14.3%)
North Star Investment Management Corp.
Value ($000) $28 (-98.3%) Shares 4,075 (-97.6%)
KESTREL INVESTMENT MANAGEMENT CORP
Value ($000) $1 (-33.4%) Shares 201,750 (-3.4%)
MARATHON CAPITAL MANAGEMENT
Value ($000) $1,201 (-37.8%) Shares 175,325 (-9.8%)
NEW SOUTH CAPITAL MANAGEMENT INC
Value ($000) $8,792 (-33.6%) Shares 1,283,528 (-3.8%)
Kerrisdale Advisers, LLC
Value ($000) $395 (-38.0%) Shares 57,622 (-10.1%)
Trexquant Investment LP
Value ($000) $408 (-80.5%) Shares 59,580 (-71.8%)
WINTON GROUP Ltd
Value ($000) $227 (-64.6%) Shares 33,098 (-48.7%)
683 Capital Management, LLC
Value ($000) $2,295 (-34.0%) Shares 335,000 (-4.3%)
ROYAL BANK OF CANADA
Value ($000) $10 (-99.9%) Shares 1,504 (-99.8%)
TUDOR INVESTMENT CORP ET AL
Value ($000) $200 (-90.3%) Shares 29,237 (-85.9%)
D. E. Shaw & Co., Inc.
Value ($000) $3,992 (-51.1%) Shares 582,780 (-29.1%)
RENAISSANCE TECHNOLOGIES LLC
Value ($000) $11,626 (-34.8%) Shares 1,697,250 (-5.5%)
JACOBS LEVY EQUITY MANAGEMENT, INC
Value ($000) $1,094 (-50.6%) Shares 159,728 (-28.4%)
MILLENNIUM MANAGEMENT LLC
Value ($000) $1,295 (-63.4%) Shares 189,061 (-46.9%)
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
Value ($000) $6,732 (-39.0%) Shares 982,819 (-11.6%)
BANK OF AMERICA CORP /DE/
Value ($000) $571 (-79.4%) Shares 83,404 (-70.1%)
TWO SIGMA ADVISERS, LP
Value ($000) $1,146 (-49.3%) Shares 167,300 (-26.5%)
TWO SIGMA INVESTMENTS, LP
Value ($000) $927 (-50.9%) Shares 135,400 (-28.8%)
MORGAN STANLEY
Value ($000) $4,833 (-38.6%) Shares 705,577 (-11.0%)

Exited Positions (27)