Investors can speculate about the future of a stock by watching how its insiders buy and sell stocks. Quantum-Si Incorporated shares valued at $27,979 were sold by Vieceli John S. on Dec 22 ’25. At $1.28 per share, Vieceli John S. sold 21,927 shares. The insider’s holdings dropped to 800,973 shares worth approximately $0.99 million following the completion of this transaction.
Also, Vieceli John S. purchased 21,927 shares, netting a total of over 27,979 in proceeds.
Before that, LaPointe Christian had sold 11,951 shares from its account. In a trade valued at $15,249, the GC & Corp. Secretary traded Quantum-Si Incorporated shares for $1.28 each. Upon closing the transaction, the insider’s holdings decreased to 11,951 shares, worth approximately $1.17 million.
As published in their initiating research note from Alliance Global Partners on February 07, 2025, Quantum-Si Incorporated [QSI] has been a Buy and the price target has been revised to $3.75. Analysts at H.C. Wainwright started covering the stock with ‘”a Buy”‘ outlook in a report released in early December. As of September 25, 2023, Canaccord Genuity has decreased its “Buy” rating to a “Hold” for QSI. Earlier on October 20, 2021, Canaccord Genuity initiated its rating. Their recommendation was “a Buy” for QSI stock.
Analyzing QSI Stock Performance
On last trading session, Quantum-Si Incorporated [NASDAQ: QSI] plunged -3.15% to $1.23. The stock’s lowest price that day was $1.23, but it reached a high of $1.3 in the same session. During the last five days, there has been a drop of approximately -1.60%. Over the course of the year, Quantum-Si Incorporated shares have dropped approximately -39.41%.
Support And Resistance Levels for Quantum-Si Incorporated (QSI)
RSI (Relative Strength Index) is 45.63 on the 14-day chart, showing neutral technical sentiment.
Is Quantum-Si Incorporated subject to short interest?
Stocks of Quantum-Si Incorporated saw a sharp rise in short interest on 2025-12-31 jumping by 0.43 million shares to 19.26 million. Data from Yahoo Finance shows that the short interest on 2025-11-28 was 18.84 million shares. A jump of 2.22% in short interest reflects a negative sentiment towards the stock. Despite the fact that short shares comprise just 4.09 of the overall float, the days-to-cover ratio (short ratio) jumped to 4.09.
Which companies own the most shares of Quantum-Si Incorporated (QSI)?
In terms of Quantum-Si Incorporated share price expectations, FactSet research, analysts set an average price target of 1.5 in the next 12 months, up nearly 18.11% from the previous closing price of $1.27. Analysts anticipate Quantum-Si Incorporated stock to reach 1.5 by 2026, with the lowest price target being 1.5.






