SIMPLEX TRADING, LLC - GRACE W R & CO DEL NEW ownership

GRACE W R & CO DEL NEW's ticker is and the CUSIP is 38388F958. A total of 2 filers reported holding GRACE W R & CO DEL NEW in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of GRACE W R & CO DEL NEW
ValueSharesWeighting
Q3 2021$26,000
-98.9%
33,3000.0%0.00%
-100.0%
Q2 2021$2,301,000
+2888.3%
33,300
+256053.8%
0.00%
Q1 2021$77,000
-89.7%
13
-90.5%
0.00%
-100.0%
Q4 2020$751,000
+432.6%
137
+291.4%
0.00%
Q3 2020$141,000
+370.0%
35
+483.3%
0.00%
Q2 2020$30,000
+25.0%
6
-14.3%
0.00%
Q1 2020$24,000
-91.6%
7
-82.9%
0.00%
-100.0%
Q4 2019$286,000
+78.8%
41
+70.8%
0.00%
Q3 2019$160,000
+2185.7%
24
+2300.0%
0.00%
Q2 2019$7,0000.0%10.0%0.00%
Q1 2019$7,000
-97.3%
1
-97.5%
0.00%
-100.0%
Q4 2018$259,000
-70.0%
40
-66.9%
0.00%
-66.7%
Q3 2018$864,000
+491.8%
121
+505.0%
0.00%
+200.0%
Q2 2018$146,000
+3550.0%
20
-44.4%
0.00%
Q1 2018$4,000
-95.8%
36
-82.7%
0.00%
-100.0%
Q4 2017$96,000
+134.1%
208
-39.4%
0.00%
+100.0%
Q3 2017$41,000
+86.4%
343
+70.6%
0.00%
+100.0%
Q2 2017$22,000
-65.1%
201
-50.6%
0.00%
-66.7%
Q1 2017$63,0000.0%407
-28.2%
0.00%
-25.0%
Q4 2016$63,000
+162.5%
567
+283.1%
0.00%
+100.0%
Q3 2016$24,000
+14.3%
148
-6.3%
0.00%
+100.0%
Q2 2016$21,000
+10.5%
158
+47.7%
0.00%
-50.0%
Q1 2016$19,000
+5.6%
107
+386.4%
0.00%
+100.0%
Q4 2015$18,000
-21.7%
22
+57.1%
0.00%
-50.0%
Q3 2015$23,000
+53.3%
14
+27.3%
0.00%
+100.0%
Q2 2015$15,000
-28.6%
11
-75.0%
0.00%
-50.0%
Q1 2015$21,000
+5.0%
44
-49.4%
0.00%0.0%
Q4 2014$20,000870.00%
Other shareholders
GRACE W R & CO DEL NEW shareholders Q1 2021
NameSharesValueWeighting ↓
Timber Hill LLC 73,000$6,135,0000.02%
KNIGHT CAPITAL GROUP LLC 6,600$555,0000.01%
Citadel Advisors 53,200$4,471,0000.01%
View complete list of GRACE W R & CO DEL NEW shareholders