Tower Research Capital LLC (TRC) - ARCA BIOPHARMA INC ownership

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ARCA BIOPHARMA INC's ticker is ABIO and the CUSIP is 00211Y209. A total of 15 filers reported holding ARCA BIOPHARMA INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
Tower Research Capital LLC (TRC) ownership history of ARCA BIOPHARMA INC
ValueSharesWeighting
Q3 2014$2,000–1,372
+13620.0%
0.00%–
Q2 2014$0
-100.0%
10
-99.8%
0.00%
-100.0%
Q1 2014$8,000
-68.0%
4,740
-68.1%
0.00%
-75.0%
Q4 2013$25,000
+400.0%
14,877
+325.1%
0.00%–
Q2 2013$5,000–3,500–0.00%–
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Other shareholders

There were no reported owners of ARCA BIOPHARMA INC in Q3 2013.

NameSharesValueWeighting ↓
View complete list of ARCA BIOPHARMA INC shareholders