NANOSPHERE INC

CUSIP: 63009F105 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2014
Shares 5,755,768 Value ($000) $2,257 Avg Close — Range —
Q3 2014
Shares 4,227,529 Value ($000) $2,410 Avg Close — Range —
Q2 2014
Shares 5,997,565 Value ($000) $9,476 Avg Close — Range —
Q1 2014
Shares 5,640,667 Value ($000) $12,127 Avg Close — Range —
Q4 2013
Shares 5,559,620 Value ($000) $12,732 Avg Close — Range —
Q3 2013
Shares 5,292,974 Value ($000) $10,586 Avg Close — Range —
Q2 2013
Shares 2,381,869 Value ($000) $7,312 Avg Close — Range —