MATERIALISE NV

Ticker: MTLS CUSIP: 57667T100 Class: ADR

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q4 2017
Shares 25,069 Value ($000) $319 Avg Close — Range —
Q3 2017
Shares 18,800 Value ($000) $274 Avg Close — Range —
Q2 2017
Shares 18,814 Value ($000) $223 Avg Close — Range —
Q2 2014
Shares 59,016 Value ($000) $679 Avg Close — Range —