According to the ETF Finder at ETF Channel, SLAB makes up 2.28% of the SPDR S&P Semiconductor ETF (XSD) which is lower by about 0.3% on the day Wednesday.
In afternoon trading Wednesday, SLAB was off about 0.2% on the day.
Investors will need to be more patient until the chipmaker's $14.8-billion acquisition of rival Linear Technology is completed.
Trade-Ideas LLC identified Silicon Laboratories (SLAB) as a strong and under the radar candidate
The semiconductor industry continues to consolidate, and analog chips are an especially ripe area for more M&A activity.
The analog chipmaker's quarterly results after the close should serve as a good read-through for rival chipmakers such as Texas Instruments and Analog Devices.