CANADIAN NATL RY CO — institutional ownership

5 funds reported holding CANADIAN NATL RY CO in their latest 13F filings, worth $36.1M in total (CUSIP 136375902).

Largest holders

1. GROUP ONE TRADING LLC — $13.2M
2. CIBC WORLD MARKET INC. — $10.6M
3. IMC-Chicago, LLC — $7.17M
4. NATIONAL BANK OF CANADA /FI/ — $4.82M
5. SIMPLEX TRADING, LLC — $250K