INTERXION HOLDING N.V

CUSIP: N47279109 Class: SHS

Barton Investment Management's Holding History (CIK: 0001387818)

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

Q1 2016
Shares 9,300 Value ($000) $321 Avg Close — Range —
Q4 2015
Shares 9,500 Value ($000) $286 Avg Close — Range —
Q3 2015
Shares 12,550 Value ($000) $339 Avg Close — Range —
Q2 2015
Shares 89,130 Value ($000) $2,464 Avg Close — Range —
Q1 2015
Shares 276,515 Value ($000) $7,798 Avg Close — Range —
Q4 2014
Shares 299,555 Value ($000) $8,190 Avg Close — Range —
Q3 2014
Shares 298,095 Value ($000) $8,254 Avg Close — Range —
Q2 2014
Shares 286,715 Value ($000) $7,850 Avg Close — Range —
Q1 2014
Shares 294,115 Value ($000) $7,053 Avg Close — Range —
Q4 2013
Shares 284,865 Value ($000) $6,726 Avg Close — Range —
Q3 2013
Shares 260,745 Value ($000) $5,799 Avg Close — Range —
Q2 2013
Shares 228,915 Value ($000) $5,982 Avg Close — Range —