GROUP ONE TRADING, L.P. - BROOKS AUTOMATION INC ownership

BROOKS AUTOMATION INC's ticker is BRKS and the CUSIP is 114340102. A total of 147 filers reported holding BROOKS AUTOMATION INC in Q4 2014. The put-call ratio across all filers is 0.29 and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of BROOKS AUTOMATION INC
ValueSharesWeighting
Q4 2022$280,155
+400.3%
4,812
+301.0%
0.00%
Q3 2020$56,000
-40.4%
1,200
-43.4%
0.00%
Q2 2020$94,000
+88.0%
2,122
+28.5%
0.00%
Q1 2020$50,000
-90.1%
1,651
-86.3%
0.00%
-100.0%
Q4 2019$505,000
+206.1%
12,044
+170.8%
0.00%
+200.0%
Q3 2019$165,000
+94.1%
4,448
+102.3%
0.00%0.0%
Q2 2019$85,000
+102.4%
2,199
+37.1%
0.00%
Q4 2018$42,000
-89.9%
1,604
-90.8%
0.00%
-100.0%
Q4 2017$416,000
+55.8%
17,447
+98.1%
0.00%
+50.0%
Q3 2017$267,000
+122.5%
8,805
+58.6%
0.00%
+100.0%
Q2 2017$120,000
+11900.0%
5,550
+4525.0%
0.00%
Q1 2016$1,000
-83.3%
120
-76.9%
0.00%
Q4 2015$6,000
+200.0%
520
+160.0%
0.00%
Q1 2015$2,000
-84.6%
200
-83.3%
0.00%
Q3 2014$13,000
-59.4%
1,200
-63.1%
0.00%
-100.0%
Q2 2013$32,0003,2550.00%
Other shareholders
BROOKS AUTOMATION INC shareholders Q4 2014
NameSharesValueWeighting ↓
Tower House Partners LLP 1,450,000$44,225,00032.59%
Voce Capital Management LLC 105,158$3,207,0002.45%
Sturgeon Ventures LLP 52,006$1,586,0002.00%
Granahan Investment Management 1,131,179$34,501,0001.86%
Telemark Asset Management, LLC 230,000$7,015,0001.67%
Pier Capital, LLC 216,472$6,602,0001.46%
DF DENT & CO INC 1,942,841$59,257,0001.14%
Vident Investment Advisory, LLC 504,724$15,394,0001.01%
Granite Investment Partners, LLC 500,008$15,250,0000.99%
Penbrook Management LLC 25,210$769,0000.98%
View complete list of BROOKS AUTOMATION INC shareholders