Quantum-si INC Form 4 insider transactions

Quantum-Si Inc. reports a Form 4 filing detailing the sale of company stock by GC & Corp. Secretary Christian LaPointe to cover withholding taxes related to vested restricted stock units.

Quantum-Si Inc. CFO Jeffry R. Keyes sold shares to cover tax obligations related to restricted stock unit vesting.

Quantum-Si Chief Product Officer John S. Vieceli sold shares of Class A Common Stock to cover tax withholding obligations related to restricted stock unit vesting.

Quantum-Si CEO Jeffrey Alan Hawkins sold shares to cover tax withholding obligations related to vested restricted stock units.

Quantum-Si Inc. director Kevin Rakin has reported transactions involving Class A Common Stock and stock options, including a distribution in kind and the acquisition of vested options.

Director Scott Mendel reported a transaction involving the acquisition of Class A Common Stock and stock options for Quantum-Si Inc.

Jonathan M. Rothberg, a Director and 10% owner of Quantum-Si Inc., has reported changes in his beneficial ownership of Class A and Class B common stock.

Director Charles Kummeth of Quantum-Si Inc. has reported the acquisition of 251,185 shares through the exercise of stock options and now beneficially owns 855,000 shares of Class A Common Stock.

Quantum-Si CFO Jeffry R. Keyes sold a total of 74,763 shares to cover tax withholding obligations related to RSU vesting.

CEO Jeffrey Alan Hawkins sold a total of 167,424 shares of Quantum-Si Class A Common Stock to satisfy mandatory tax withholding obligations.

Quantum-Si Inc.'s Chief Financial Officer, Jeffry R. Keyes, sold shares to cover tax withholding obligations related to restricted stock unit vesting.

Quantum-Si's General Counsel and Corporate Secretary, Christian LaPointe, sold QSI Class A Common Stock to cover mandatory tax withholdings.

Quantum-Si's Chief Product Officer, John S. Vieceli, sold shares to cover tax obligations from restricted stock unit vesting.

Quantum-Si Inc.'s President and CEO, Jeffrey Alan Hawkins, sold a portion of his Class A Common Stock to cover tax liabilities from restricted stock unit vesting.

Quantum-Si's Chief Financial Officer, Jeffry R. Keyes, was granted 652,803 restricted stock units and options for 780,847 shares, aligning his interests with long-term shareholder value.

Quantum-Si's Chief Product Officer, John S. Vieceli, was granted 391,681 restricted stock units and options for 468,508 shares of Class A Common Stock.

Quantum-Si Inc.'s President and CEO, Jeffrey Alan Hawkins, received substantial grants of restricted stock units and stock options, aligning his incentives with long-term company performance.

Quantum-Si Inc. General Counsel and Corporate Secretary Christian LaPointe was granted 261,121 restricted stock units and 312,339 stock options.

Quantum-Si Inc. Director Amir Jafri reported the acquisition of 114,055 stock options and beneficial ownership of 115,942 Class A Common Stock shares.

Quantum-Si Inc.'s Chief Product Officer, John S. Vieceli, sold 21,927 shares of Class A Common Stock to cover tax liabilities from restricted stock unit vesting.

Quantum-Si's GC & Corporate Secretary, Christian LaPointe, sold 11,951 shares of Class A Common Stock to cover tax obligations from restricted stock unit vesting.

Quantum-Si's Chief Financial Officer, Jeffry R. Keyes, sold 8,627 shares of Class A Common Stock to cover tax obligations related to vested restricted stock units.

Jeffrey Alan Hawkins, President and CEO of Quantum-Si Inc., sold 23,707 shares of Class A Common Stock on December 22, 2025, to cover mandatory tax withholdings.

Quantum-Si Director and 10% owner Jonathan M. Rothberg sold 26,095 shares of Class A Common Stock for estate planning purposes at an average price of $3.07 per share.

Quantum-Si's General Counsel and Corporate Secretary, Christian LaPointe, sold shares to cover tax obligations related to vested restricted stock units.

Quantum-Si Inc.'s President and CEO, Jeffrey Alan Hawkins, sold shares to cover tax obligations related to restricted stock unit vesting.

Quantum-Si's Chief Product Officer, John S. Vieceli, sold 19,686 shares of Class A Common Stock over two days to cover tax withholding obligations from RSU vesting.

Quantum-Si's Chief Financial Officer, Jeffry R. Keyes, sold shares to cover tax obligations related to restricted stock unit vesting.

Quantum-Si's Chief Commercial Officer, Todd C. Bennett, sold 36,964 shares of Class A Common Stock over two days to cover mandatory tax withholding related to RSU vesting.

Quantum-Si Inc.'s President and CEO, Jeffrey Alan Hawkins, sold 23,705 shares of Class A Common Stock on June 23, 2025, at a weighted average price of $1.6139 per share, to cover mandatory tax withholding related to restricted stock unit vesting.