NEXTPOWER INC — institutional ownership

4 funds reported holding NEXTPOWER INC in their latest 13F filings, worth $27.9M in total (CUSIP 65290E951).

Largest holders

1. IMC-Chicago, LLC — $21.9M
2. SIMPLEX TRADING, LLC — $3.00M
3. GROUP ONE TRADING LLC — $2.56M
4. HRT FINANCIAL LP — $440K