PLUG PWR INC — institutional ownership

6 funds reported holding PLUG PWR INC in their latest 13F filings, worth $16.8M in total (CUSIP 72919P902).

Largest holders

1. SIMPLEX TRADING, LLC — $8.23M
2. IMC-Chicago, LLC — $4.53M
3. GROUP ONE TRADING LLC — $3.73M
4. Sender Co & Partners, Inc. — $244K
5. Caitlin John, LLC — $48.8K
6. Marathon Trading Investment Management LLC — $542