ARCA BIOPHARMA INC

CUSIP: 00211Y209 Class: COM NEW

RENAISSANCE TECHNOLOGIES LLC's Holding History (CIK: 0001037389)

Note: Option positions (PUT/CALL) are excluded.

Q4 2013
Shares 615,182 Value ($000) $1,034 Avg Close — Range —
Q3 2013
Shares 93,770 Value ($000) $150 Avg Close — Range —
Q2 2013
Shares 14,800 Value ($000) $19 Avg Close — Range —