WORKDAY INC — institutional ownership

9 funds reported holding WORKDAY INC in their latest 13F filings, worth $216M in total (CUSIP 98138H901).

Largest holders

1. IMC-Chicago, LLC — $83.4M
2. Optiver Holding B.V. — $69.7M
3. SIMPLEX TRADING, LLC — $17.4M
4. JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) — $15.8M
5. Maven Securities LTD — $15.3M
6. HRT FINANCIAL LP — $9.13M
7. GROUP ONE TRADING LLC — $3.45M
8. FARLEY CAPITAL L.P. — $1.85M
9. SG Americas Securities, LLC — $257K