GROUP ONE TRADING, L.P. - ELECTRO SCIENTIFIC INDS ownership

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ELECTRO SCIENTIFIC INDS's ticker is and the CUSIP is 285229950. 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%.

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Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ELECTRO SCIENTIFIC INDS
ValueSharesWeighting
Q4 2018$12,000
+33.3%
400
-20.0%
0.00%–
Q3 2018$9,000
-84.2%
500
-86.1%
0.00%–
Q2 2018$57,000
-57.1%
3,600
-47.8%
0.00%
-100.0%
Q1 2018$133,000
-69.1%
6,900
-65.7%
0.00%
-66.7%
Q4 2017$431,000–20,100–0.00%–
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Other shareholders
ELECTRO SCIENTIFIC INDS shareholders Q4 2018
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 220$659,0000.00%
GROUP ONE TRADING, L.P. 400$12,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ELECTRO SCIENTIFIC INDS shareholders