COMBIMATRIX CORPORATION

CUSIP: 20009T501 Class: COM PAR

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

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

Q3 2017
Shares 99,100 Value ($000) $743 Avg Close — Range —
Q2 2017
Shares 15,709 Value ($000) $84 Avg Close — Range —
Q4 2016
Shares 75,891 Value ($000) $201 Avg Close — Range —
Q3 2016
Shares 82,191 Value ($000) $231 Avg Close — Range —
Q2 2016
Shares 54,791 Value ($000) $157 Avg Close — Range —
Q1 2016
Shares 18,291 Value ($000) $66 Avg Close — Range —