MasTec shares owned by Keystone Financial Services
Quarter-by-quarter ownership of MasTec (MTZ) shares owned by Keystone Financial Services
from 13F filings
Historical chart of Keystone Financial Services investment in MasTec
Tip: Access up to 7 years of quarterly data
All positions including MasTec held by Keystone Financial Services consolidated in one spreadsheet with up to 7 years of data
Download as csvQuarterly reported holdings in MasTec by Keystone Financial Services
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $214k | 1.0k | 212.81 |
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