A.R.T. Advisors, LLC - GRIFFON CORP ownership

GRIFFON CORP's ticker is GFF and the CUSIP is 398433102. A total of 144 filers reported holding GRIFFON CORP in Q4 2018. The put-call ratio across all filers is 0.96 and the average weighting 0.0%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of GRIFFON CORP
ValueSharesWeighting
Q4 2019$414,000
+45.3%
20,364
+20.7%
0.02%
+25.0%
Q2 2019$285,000
-29.8%
16,869
-23.2%
0.02%
-33.3%
Q1 2019$406,000
-26.8%
21,969
-36.1%
0.02%
-4.0%
Q3 2018$555,000
+118.5%
34,377
+140.7%
0.02%
+150.0%
Q2 2018$254,000
-41.1%
14,282
-26.5%
0.01%
-54.5%
Q3 2017$431,000
+62.0%
19,422
+60.2%
0.02%
+57.1%
Q2 2017$266,000
-55.4%
12,122
-68.0%
0.01%
-36.4%
Q3 2015$597,000
-2.6%
37,909
-1.7%
0.02%
+10.0%
Q2 2015$613,000
+56.0%
38,563
+70.6%
0.02%
+42.9%
Q1 2015$393,000
+171.0%
22,598
+77.3%
0.01%
+100.0%
Q3 2014$145,000
-34.1%
12,744
-28.5%
0.01%
-36.4%
Q2 2014$220,00017,8190.01%
Other shareholders
GRIFFON CORP shareholders Q4 2018
NameSharesValueWeighting ↓
12th Street Asset Management Company, LLC 398,404$7,785,0001.94%
Teton Advisors, Inc. 448,313$8,760,0001.50%
AWM Investment Company, Inc. 300,000$5,862,0000.96%
GAMCO INVESTORS, INC. ET AL 4,183,375$81,743,0000.91%
Claybrook Capital, LLC 56,551$1,105,0000.83%
IRONWOOD INVESTMENT MANAGEMENT LLC 55,187$1,078,0000.77%
Kavar Capital Partners, LLC 100,509$1,964,0000.66%
Benson Investment Management Company, Inc. 50,720$991,0000.64%
Summit Place Financial Advisors, LLC 28,200$551,0000.55%
Portolan Capital Management 196,268$3,835,0000.43%
View complete list of GRIFFON CORP shareholders