SILICON LABORATORIES INC

Ticker: SLAB CUSIP: 826919102 Class: Common Stock

FIRST INTERSTATE BANK's Holding History (CIK: 0001125727)

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

Q4 2017
Shares 148 Value ($000) $13 Avg Close $89.86 Range $80.17 - $96.93
Q3 2017
Shares 230 Value ($000) $18 Avg Close $74.44 Range $66.35 - $81.95
Q2 2017
Shares 230 Value ($000) $16 Avg Close $72.28 Range $66.85 - $78.45
Q1 2017
Shares 230 Value ($000) $17 Avg Close $69.95 Range $63.15 - $75.60
Q4 2016
Shares 230 Value ($000) $15 Avg Close $62.93 Range $55.97 - $68.95
Q3 2016
Shares 252 Value ($000) $15 Avg Close $54.01 Range $45.94 - $59.35
Q2 2016
Shares 252 Value ($000) $12 Avg Close $47.19 Range $42.63 - $51.00
Q1 2016
Shares 252 Value ($000) $11 Avg Close $43.02 Range $36.56 - $48.00