John S. Vieceli Insider Profile
11 Followers
John S. Vieceli, CPO at Quantum-Si, holds 1.17M shares in Quantum-Si (Ticker: QSI). Most recently, John S. Vieceli Sold 21,997 shares of Quantum-Si on Mar 24, 2026 for an estimated value of $18.25K.
Profitable Transactions
5 out of 6 Profitable Transactions
Average Return
+21.00%
Average return per transaction
Time Frame
Compare to
Insider Roles
CPO
Roles that John S. Vieceli holds in companies
Most Profitable Insider Trade
The most profitable trade made by John S. Vieceli
John S. Vieceli's Trading History
List of latest transactions for each holding click on a transaction to see John S. Vieceli's performance on stock
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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 83%.
What is the average return per transaction made by John S. Vieceli?
The average return per transaction made by John S. Vieceli is 21.00%.
What stocks does John S. Vieceli hold?
John S. Vieceli holds: QSI stocks.
What was John S. Vieceli’s latest transaction?
John S. Vieceli latest transaction was an Informative Sell of $18.25K.
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 49.50%.
What is John S. Vieceli's role in Quantum-Si?
John S. Vieceli's role in Quantum-Si is CPO.
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