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▼ SELL

$ Value

$83K

Shares

83,712

Price

$1

Filed

Apr 22

Insider

Name

Hawkins Jeffrey Alan

Title

President & CEO

CIK

0001505034

Roles

Director Officer

Transaction Details

Transaction Date

2026-04-21

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

3,692,423

Footnotes

Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units. Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award. | Represents the weighted average sales price per share. The shares sold at prices ranging from $0.9811 to $1.05 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer. | Represents the weighted average sales price per share. The shares sold at prices ranging from $0.9763 to $1.04 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Filing Info

Accession No.

0001140361-26-016152

Form Type

4

Issuer CIK

0001816431

Hawkins Jeffrey Alan's History

Date Ticker Type Value
2026-04-21 QSI $83K
2026-04-20 QSI $84K
2026-03-23 QSI $10K
2026-03-20 QSI $10K
2025-06-23 QSI $38K

Other Insiders at QSI (90d)

Insider Bought Sold Last
Hawkins Jeffrey Alan
President & CEO
$104K 2026-04-20
Keyes Jeffry R.
Chief Financial Officer
$82K 2026-04-21
LaPointe Christian
GC & Corp. Secretary
$10K 2026-03-23
Vieceli John S.
Chief Product Officer
$18K 2026-03-23