INTERFACE INC

Ticker: TILE CUSIP: 458665304 Class: EQTY

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2019
Shares 513,122 Value ($000) $7,861 Avg Close $16.37 Range $14.06 - $19.40
Q4 2018
Shares 734,822 Value ($000) $10,471 Avg Close $17.19 Range $13.45 - $23.50
Q3 2018
Shares 675,180 Value ($000) $15,765 Avg Close $23.20 Range $21.70 - $24.50
Q2 2018
Shares 739,843 Value ($000) $16,979 Avg Close $23.69 Range $21.25 - $26.10
Q1 2018
Shares 1,283,340 Value ($000) $32,340 Avg Close $24.81 Range $22.10 - $26.25
Q4 2017
Shares 1,462,768 Value ($000) $36,789 Avg Close $23.44 Range $21.21 - $25.70
Q3 2017
Shares 1,472,735 Value ($000) $32,253 Avg Close $19.49 Range $18.30 - $22.60
Q2 2017
Shares 1,358,827 Value ($000) $26,701 Avg Close $19.63 Range $18.15 - $21.05
Q1 2017
Shares 1,270,140 Value ($000) $24,196 Avg Close $18.48 Range $17.18 - $19.93
Q4 2016
Shares 1,169,254 Value ($000) $21,690 Avg Close $17.24 Range $14.59 - $19.10
Q3 2016
Shares 1,064,328 Value ($000) $17,764 Avg Close $16.70 Range $15.02 - $18.45
Q2 2016
Shares 983,769 Value ($000) $15,002 Avg Close $17.05 Range $14.56 - $18.71
Q1 2016
Shares 959,449 Value ($000) $17,788 Avg Close $16.79 Range $13.70 - $18.99
Q4 2015
Shares 970,386 Value ($000) $18,573 Avg Close $20.64 Range $17.89 - $24.44
Q3 2015
Shares 1,014,569 Value ($000) $22,767 Avg Close $24.58 Range $22.16 - $27.17