NXSTAGE MEDICAL INC

CUSIP: 67072V103 Class: COMMON STOCK

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q4 2018
Shares 423,596 Value ($000) $12,123 Avg Close — Range —
Q3 2018
Shares 426,725 Value ($000) $11,901 Avg Close — Range —
Q2 2018
Shares 416,382 Value ($000) $11,617 Avg Close — Range —
Q1 2018
Shares 580,985 Value ($000) $14,443 Avg Close — Range —
Q4 2017
Shares 572,868 Value ($000) $13,880 Avg Close — Range —
Q3 2017
Shares 495,786 Value ($000) $13,684 Avg Close — Range —
Q2 2017
Shares 321,977 Value ($000) $8,072 Avg Close — Range —
Q1 2017
Shares 66,114 Value ($000) $1,774 Avg Close — Range —
Q4 2016
Shares 95,634 Value ($000) $2,364 Avg Close — Range —
Q3 2016
Shares 473,456 Value ($000) $11,832 Avg Close — Range —
Q2 2016
Shares 687,791 Value ($000) $14,911 Avg Close — Range —
Q1 2016
Shares 1,229,713 Value ($000) $18,434 Avg Close — Range —
Q4 2015
Shares 1,303,232 Value ($000) $28,553 Avg Close — Range —
Q3 2015
Shares 1,625,570 Value ($000) $25,636 Avg Close — Range —
Q2 2015
Shares 1,711,439 Value ($000) $24,448 Avg Close — Range —
Q1 2015
Shares 1,580,173 Value ($000) $27,337 Avg Close — Range —
Q4 2014
Shares 1,128,525 Value ($000) $20,234 Avg Close — Range —
Q3 2014
Shares 1,280,486 Value ($000) $16,812 Avg Close — Range —
Q2 2014
Shares 1,080,106 Value ($000) $15,521 Avg Close — Range —
Q1 2014
Shares 1,070,875 Value ($000) $13,643 Avg Close — Range —
Q4 2013
Shares 782,393 Value ($000) $7,824 Avg Close — Range —
Q3 2013
Shares 721,614 Value ($000) $9,496 Avg Close — Range —
Q2 2013
Shares 368,452 Value ($000) $5,262 Avg Close — Range —