Mastec shares owned by SpiderRock Trading
Quarter-by-quarter ownership of Mastec shares owned by SpiderRock Trading
from 13F filings
Historical chart of SpiderRock Trading investment in Mastec
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All positions including Mastec held by SpiderRock Trading consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Mastec by SpiderRock Trading
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2014-12-31 | $338k | 15k | 22.71 |
| 2014-09-30 | $170k | 5.5k | 30.92 |
| 2014-06-30 | $165k | 5.5k | 30.00 |
| 2014-03-31 | $4.0k | 1.4k | 2.86 |
| 2013-12-31 | $6.0k | 177 | 33.90 |
| 2013-06-30 | $0 | 100 | 0.00 |
| 2011-03-31 | $2.0k | 800 | 2.50 |