| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| MARSHFIELD ASSOCIATES | 1 | 1 | 2.22% | 2.22% | 2.22% | Q2 2014 | Q2 2014 | 1 |
This page lists all the filers that currently own Union Pacific Corporation or have owned Union Pacific Corporation in the past.