ZIONS BANCORPORATION NATL AS — institutional ownership

4 funds reported holding ZIONS BANCORPORATION NATL AS in their latest 13F filings, worth $18.8M in total (CUSIP 989701907).

Largest holders

1. IMC-Chicago, LLC — $6.57M
2. SIMPLEX TRADING, LLC — $5.98M
3. Optiver Holding B.V. — $4.59M
4. GROUP ONE TRADING LLC — $1.63M