NATUS MEDICAL INC DEL

CUSIP: 639050103 Class: COM

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

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

Q1 2017
Shares 8,055 Value ($000) $298 Avg Close — Range —
Q4 2016
Shares 7,601 Value ($000) $265 Avg Close — Range —
Q3 2016
Shares 8,185 Value ($000) $322 Avg Close — Range —