SIMPLEX TRADING, LLC - ELECTRO SCIENTIFIC INDS ownership

ELECTRO SCIENTIFIC INDS's ticker is and the CUSIP is 285229900. A total of 3 filers reported holding ELECTRO SCIENTIFIC INDS in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of ELECTRO SCIENTIFIC INDS
ValueSharesWeighting
Q4 2018$5,530,000
+6184.1%
1,846
+3519.6%
0.02%
Q3 2018$88,000
-56.7%
51
-60.5%
0.00%
-100.0%
Q2 2018$203,000
+1350.0%
129
-34.5%
0.00%0.0%
Q1 2018$14,000
-79.7%
197
-62.4%
0.00%
-66.7%
Q4 2017$69,000
+2200.0%
524
+4663.6%
0.00%
Q3 2017$3,00011
+83.3%
0.00%
Q2 2016$06
+100.0%
0.00%
Q1 2016$030.00%
Other shareholders
ELECTRO SCIENTIFIC INDS shareholders Q4 2018
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 1,846$5,530,0000.02%
GROUP ONE TRADING, L.P. 14,100$422,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ELECTRO SCIENTIFIC INDS shareholders