UNION PAC CORP's ticker is and the CUSIP is 907818908. A total of 8 filers reported holding UNION PAC CORP in Q3 2015. The put-call ratio across all filers is - and the average weighting 1.0%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Twin Tree Management, LP | 600,000 | $120,755,997 | 0.22% |
| Garda Capital Partners LP | 20,500 | $4,125,830 | 0.20% |
| SIMPLEX TRADING, LLC | 808,100 | $162,638 | 0.14% |
| IMC-Chicago, LLC | 133,800 | $26,928,588 | 0.03% |
| Maven Securities LTD | 7,400 | $1,489,324 | 0.03% |
| GROUP ONE TRADING, L.P. | 23,000 | $4,628,980 | 0.02% |
| JANE STREET GROUP, LLC | 207,900 | $41,841,954 | 0.02% |
| Allianz Asset Management GmbH | 38,500 | $7,748,510 | 0.01% |
| SG Americas Securities, LLC | 34,000 | $119 | 0.00% |
| JPMORGAN CHASE & CO | 17,000 | $3,421,000 | 0.00% |