QUIDELORTHO CORP — institutional ownership

4 funds reported holding QUIDELORTHO CORP in their latest 13F filings, worth $2.59M in total (CUSIP 219798955).

Largest holders

1. IMC-Chicago, LLC — $1.11M
2. SIMPLEX TRADING, LLC — $788K
3. HRT FINANCIAL LP — $669K
4. GROUP ONE TRADING LLC — $22.8K