BLOCK INC — institutional ownership

11 funds reported holding BLOCK INC in their latest 13F filings, worth $247M in total (CUSIP 852234953).

Largest holders

1. Optiver Holding B.V. — $79.0M
2. IMC-Chicago, LLC — $77.3M
3. Capital Markets Trading UK LLP — $25.1M
4. SIMPLEX TRADING, LLC — $23.7M
5. NATIONAL BANK OF CANADA /FI/ — $10.9M
6. HRT FINANCIAL LP — $10.2M
7. Maven Securities LTD — $7.69M
8. GROUP ONE TRADING LLC — $4.84M
9. CMT Capital Markets Trading GmbH — $4.17M
10. JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) — $3.90M