Quantum Si Inc Stock Ownership - Who owns Quantum Si?

Insider buying vs selling

Have Quantum Si Inc insiders been buying or selling?
Christian LapointeGeneral Counsel Corp. Secr.2023-03-1520,000$1.77
Kevin RakinDirector2022-12-1589,000$2.15

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Net Insider Buy/Sell (L12M) Ownership

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QSI Shareholders

What type of owners hold Quantum Si Inc stock?
Jonathan M. Rothberg36.39%51,573,715$85.61MInsider
4c Holdings I LLC12.66%17,943,750$29.79MInsider
Ark Investment Management LLC9.00%12,754,531$21.17MInstitution
2012 Jmr Trust Common LLC8.81%12,480,108$20.72MInsider
James B. Tananbaum5.94%8,424,317$13.98MInsider
Blackrock Inc5.01%7,101,978$11.79MInstitution
Vanguard Group Inc3.64%5,155,004$8.56MInstitution
Glenview Capital Management LLC1.70%2,415,990$4.01MInstitution
State Street Corp1.47%2,083,293$3.46MInstitution
John Stark Viii1.40%1,977,368$3.28MInsider

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QSI vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
QSI30.70%68.08%Net Selling
ENTA58.51%41.49%Net Selling
YMAB45.45%38.37%Net Buying
ABOS42.57%15.95%Net BuyingNet Buying

Quantum Si Stock Ownership FAQ

Who owns Quantum Si?

Quantum Si (NASDAQ: QSI) is owned by 30.70% institutional shareholders, 68.08% Quantum Si insiders, and 1.22% retail investors. Jonathan M. Rothberg is the largest individual Quantum Si shareholder, owning 51.57M shares representing 36.39% of the company. Jonathan M. Rothberg's Quantum Si shares are currently valued at $85.61M.

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