INTERFACE INC

Ticker: TILE CUSIP: 458665304 Class: EQTY

GAM Holding AG's Holding History (CIK: 0001438848)

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

Q4 2018

Shares 42,024 Value ($000) $598 Avg Close $17.19 Range $13.45 - $23.50

Q3 2018

Shares 43,557 Value ($000) $1,017 Avg Close $23.20 Range $21.70 - $24.50

Q2 2018

Shares 14,834 Value ($000) $340 Avg Close $23.69 Range $21.25 - $26.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	42,024	$598	$17.19	$13.45 - $23.50
Q3 2018	43,557	$1,017	$23.20	$21.70 - $24.50
Q2 2018	14,834	$340	$23.69	$21.25 - $26.10