NXSTAGE MEDICAL INC

CUSIP: 67072V103 Class: COMMON STOCK

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q3 2018
Shares 4,862 Value ($000) $136 Avg Close — Range —
Q1 2018
Shares 14,902 Value ($000) $370 Avg Close — Range —
Q4 2017
Shares 21 Value ($000) $1 Avg Close — Range —
Q3 2017
Shares 3,365 Value ($000) $93 Avg Close — Range —
Q4 2016
Shares 591 Value ($000) $15 Avg Close — Range —
Q3 2015
Shares 7,994 Value ($000) $126 Avg Close — Range —
Q2 2015
Shares 2,083 Value ($000) $29 Avg Close — Range —
Q1 2015
Shares 1,631 Value ($000) $29 Avg Close — Range —
Q4 2014
Shares 799 Value ($000) $14 Avg Close — Range —
Q3 2014
Shares 1,724 Value ($000) $23 Avg Close — Range —
Q2 2014
Shares 248 Value ($000) $4 Avg Close — Range —
Q1 2014
Shares 173 Value ($000) $2 Avg Close — Range —
Q4 2013
Shares 298 Value ($000) $3 Avg Close — Range —
Q3 2013
Shares 3,267 Value ($000) $43 Avg Close — Range —
Q2 2013
Shares 3,922 Value ($000) $56 Avg Close — Range —