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Silicon Laboratories shares owned by SpiderRock Trading

Quarter-by-quarter ownership of Silicon Laboratories shares owned by SpiderRock Trading from 13F filings

Historical chart of SpiderRock Trading investment in Silicon Laboratories

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All positions including Silicon Laboratories held by SpiderRock Trading consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Silicon Laboratories by SpiderRock Trading

Quarter filed Position value Share count Share price at filing
2014-12-31 $56k 1.2k 47.45
2014-09-30 $0 1.3k 0.00
2014-06-30 $1.0k 1.1k 0.91
2014-03-31 $5.0k 97 51.55
2013-12-31 $35k 797 43.91
2013-09-30 $2.0k 600 3.33
2011-03-31 $54k 16k 3.30
2010-12-31 $52k 69k 0.75