UNION PAC CORP's ticker is and the CUSIP is 907818958. A total of 5 filers reported holding UNION PAC CORP in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.1%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 384,200 | $78,234 | 0.06% |
| Twin Tree Management, LP | 133,500 | $27,184,606 | 0.06% |
| IMC-Chicago, LLC | 143,900 | $29,302,357 | 0.03% |
| Allianz Asset Management GmbH | 61,900 | $12,604,697 | 0.02% |
| Maven Securities LTD | 6,100 | $1,242,143 | 0.01% |
| JANE STREET GROUP, LLC | 204,100 | $41,560,883 | 0.01% |
| HRT FINANCIAL LP | 4,900 | $997 | 0.01% |
| GROUP ONE TRADING, L.P. | 13,500 | $2,749,005 | 0.01% |
| Garda Capital Partners LP | 1,000 | $203,630 | 0.01% |
| JPMORGAN CHASE & CO | 67,300 | $13,704,299 | 0.00% |