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John S. Vieceli Insider Profile

11 Followers

John S. Vieceli, CPO at Quantum-Si, holds 1.14M shares in Quantum-Si (Ticker: QSI). Most recently, John S. Vieceli Sold 30,223 shares of Quantum-Si on Jun 24, 2026 for an estimated value of $27.81K.

John S. Vieceli's Trading History

QSIQuantum-Si		Jun 24, 2026CPOInformative Sell27.81K$1.67M
QSI
Insider Shares: 1.14M (0.58%)
DateTransactionAmountNo. of SharesPrice per ShareProfitLink to Report
Jun 24, 2026Informative Sell$27.81K30,223$0.91-76.50%
Mar 24, 2026Informative Sell$18.25K21,997$0.82-71.50%
Mar 16, 2026Uninformative Buy$0.00391,681$0.00―
Dec 22, 2025Informative Sell$27.85K21,927$1.27-14.90%
Sep 24, 2025Informative Sell$32.58K19,686$1.65+51.20%
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John S. Vieceli insider profile FAQ

What is the percentage of profitable transactions made by John S. Vieceli?
The percentage of profitable transactions made by John S. Vieceli is 50%.
What is the average return per transaction made by John S. Vieceli?
The average return per transaction made by John S. Vieceli is -4.80%.
What stocks does John S. Vieceli hold?
John S. Vieceli holds: QSI stocks.
What was John S. Vieceli’s latest transaction?
John S. Vieceli’s latest transaction was an Informative Sell of $27.81K.
What was John S. Vieceli's most profitable transaction?
John S. Vieceli’s most profitable transaction was an Informative Sell of QSI stock on June 24, 2025. The return on the trade was 56.00%.
What is John S. Vieceli's role in Quantum-Si?
John S. Vieceli's role in Quantum-Si is CPO.
How can I follow the stock ratings of top corporate insiders?
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