GROUP ONE TRADING, L.P. - ACORN ENERGY INC ownership

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ACORN ENERGY INC's ticker is and the CUSIP is 4848107. A total of 1 filers reported holding ACORN ENERGY INC in Q4 2014. 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 ACORN ENERGY INC
ValueSharesWeighting
Q3 2014$2,000
-33.3%
1,4000.0%0.00%–
Q2 2014$3,000
-91.9%
1,400
-87.3%
0.00%
-100.0%
Q1 2014$37,000
-14.0%
11,047
+5.7%
0.00%0.0%
Q4 2013$43,000–10,447
+12958.8%
0.00%–
Q3 2013$0–80–0.00%–
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Other shareholders
ACORN ENERGY INC shareholders Q4 2014
NameSharesValueWeighting ↓
STONEBRIDGE CAPITAL MANAGEMENT INC 67,765$400,0000.18%
GROUP ONE TRADING, L.P. 80$00.00%
TEACHERS ADVISORS, LLC 26,663$157,0000.00%
TIAA CREF INVESTMENT MANAGEMENT LLC 73,393$433,0000.00%
View complete list of ACORN ENERGY INC shareholders