Who owns QUANTUM SI INC?

Tip: Access positions for across all investors

Analyze quarterly positions in Quantum Si with up to 7 years of data, all consolidated into one spreadsheet

Download as csvDownload consolidated filings csv Download as ExcelDownload consolidated filings xlsx

Top investors of Quantum Si stock

Who bought or sold QUANTUM SI INC this quarter?

Fund or Company Name Shares Held Valued At Change in Shares As Of Actions
IMC-Chicago 352k $496k 48% Sep 2025
 View chart
Group One Trading 208k $293k -37% Sep 2025
 View chart
Simplex Trading 157k $221k 7% Sep 2025
 View chart
AlphaCore Capital 100.00 $1.6k 0% Sep 2025
 View chart