ESSEX INVESTMENT MANAGEMENT CO LLC - HUDSON TECHNOLOGIES INC ownership

HUDSON TECHNOLOGIES INC's ticker is HDSN and the CUSIP is 444144109. A total of 140 filers reported holding HUDSON TECHNOLOGIES INC in Q1 2023. The put-call ratio across all filers is 2.20 and the average weighting 0.1%.

Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of HUDSON TECHNOLOGIES INC
ValueSharesWeighting
Q3 2023$1,647,418
+34.2%
123,866
-3.0%
0.27%
+57.3%
Q2 2023$1,227,868
+12.8%
127,637
+2.3%
0.17%
+8.2%
Q1 2023$1,088,736
+74624.5%
124,712
-13.4%
0.16%
-30.4%
Q4 2022$1,457
-99.9%
144,018
-15.5%
0.23%
+13.5%
Q3 2022$1,252,000
-8.4%
170,385
-6.4%
0.20%
-9.5%
Q2 2022$1,367,000
-1.8%
182,085
-18.7%
0.22%
+27.7%
Q1 2022$1,392,000
+43.4%
224,088
+2.5%
0.17%
+55.9%
Q4 2021$971,000
+57.6%
218,616
+25.3%
0.11%
+46.1%
Q3 2021$616,000
+76.0%
174,488
+0.1%
0.08%
+72.7%
Q2 2018$350,000
-60.2%
174,293
-2.2%
0.04%
-62.1%
Q1 2018$880,000
+28.7%
178,144
+58.1%
0.12%
+28.9%
Q4 2017$684,000
-71.2%
112,683
-63.0%
0.09%
-72.1%
Q3 2017$2,379,000
-25.5%
304,571
-19.4%
0.32%
-29.3%
Q2 2017$3,195,000
+24.6%
378,093
-2.7%
0.46%
+13.7%
Q1 2017$2,565,000
-10.7%
388,647
+8.4%
0.40%
-15.0%
Q4 2016$2,871,000
+341.0%
358,399
+63.6%
0.47%
+342.1%
Q3 2015$651,000
-12.1%
219,060
+3.1%
0.11%
-4.5%
Q2 2015$741,000212,4480.11%
Other shareholders
HUDSON TECHNOLOGIES INC shareholders Q1 2023
NameSharesValueWeighting ↓
WEST FACE CAPITAL INC. 2,620,580$22,144,00020.92%
Tappan Street Partners LLC 550,000$4,648,00013.59%
COOPER CREEK PARTNERS MANAGEMENT LLC 1,506,291$12,728,0007.68%
VNBTrust, National Association 1,155,250$9,762,0003.93%
MARATHON CAPITAL MANAGEMENT 929,925$7,858,0003.70%
Venator Capital Management Ltd. 375,411$3,172,0003.35%
Mesirow Financial Investment Management, Inc. 67,545$571,0002.70%
PERRITT CAPITAL MANAGEMENT INC 1,054,050$8,907,0002.33%
BARD ASSOCIATES INC 597,025$5,045,0002.29%
ACK Asset Management 863,000$7,292,0001.64%
View complete list of HUDSON TECHNOLOGIES INC shareholders