Quantum-Si Inc (QSI) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Quantum-Si Inc
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-06-22
Sale
2026-06-24
8:31 pm
Quantum-Si IncQSILaPointe Christian
GC & Corp. Secretary
15,588$0.9282$14,4691,182,429
(Direct)
View
2026-06-22
Sale
2026-06-24
8:23 pm
Quantum-Si IncQSIKeyes Jeffry R.
Chief Financial Officer
8,233$0.9282$7,6421,724,349
(Direct)
View
2026-06-22
Sale
2026-06-24
8:17 pm
Quantum-Si IncQSIVieceli John S.
Chief Product Officer
30,223$0.9282$28,0531,140,434
(Direct)
View
2026-06-22
Sale
2026-06-24
8:12 pm
Quantum-Si IncQSIHawkins Jeffrey Alan
President & CEO
22,621$0.9282$20,9973,669,802
(Direct)
View
2026-04-20
Sale
2026-04-22
5:09 pm
Quantum-Si IncQSIKeyes Jeffry R.
Chief Financial Officer
74,763$1.0007$74,8151,732,582
(Direct)
View
2026-04-20
Sale
2026-04-22
5:02 pm
Quantum-Si IncQSIHawkins Jeffrey Alan
President & CEO
167,424$1.0007$167,5413,692,423
(Direct)
View
2026-03-20
Sale
2026-03-24
7:02 pm
Quantum-Si IncQSIKeyes Jeffry R.
Chief Financial Officer
8,655$0.83721$7,2461,807,345
(Direct)
View
2026-03-20
Sale
2026-03-24
6:55 pm
Quantum-Si IncQSILaPointe Christian
GC & Corp. Secretary
11,959$0.83721$10,0121,198,017
(Direct)
View
2026-03-20
Sale
2026-03-24
6:55 pm
Quantum-Si IncQSIVieceli John S.
Chief Product Officer
21,997$0.83721$18,4161,170,657
(Direct)
View
2026-03-20
Sale
2026-03-24
6:49 pm
Quantum-Si IncQSIHawkins Jeffrey Alan
President & CEO
23,777$0.83721$19,9063,859,847
(Direct)
View
2026-03-05
Purchase
2026-03-09
06:01 am
Quantum-Si IncQSIKummeth Charles R.
Director
500,000$0.9196$459,800855,000
(Direct)
View
2026-03-05
Purchase
2026-03-09
06:01 am
Quantum-Si IncQSIDowdy Paula
Director
109,890$0.9505$104,450269,107
(Direct)
View
2025-12-22
Sale
2025-12-22
8:11 pm
Quantum-Si IncQSIVieceli John S.
Chief Product Officer
21,927$1.276$27,979800,973
(Direct)
View
2025-12-22
Sale
2025-12-22
8:01 pm
Quantum-Si IncQSILaPointe Christian
GC & Corp. Secretary
11,951$1.276$15,249948,855
(Direct)
View
2025-12-22
Sale
2025-12-22
7:50 pm
Quantum-Si IncQSIKeyes Jeffry R.
Chief Financial Officer
8,627$1.276$11,0081,163,197
(Direct)
View
2025-12-22
Sale
2025-12-22
7:29 pm
Quantum-Si IncQSIHawkins Jeffrey Alan
President & CEO
23,707$1.276$30,2502,578,018
(Direct)
View
2025-10-16
Sale
2025-10-17
7:05 pm
Quantum-Si IncQSIROTHBERG JONATHAN M
Director
10% Owner
26,095$3.07$80,11233,644,178
(Indirect
Direct)
View
2025-09-22
Sale
2025-09-24
6:31 pm
Quantum-Si IncQSILaPointe Christian
GC & Corp. Secretary
10,728$1.6588$17,796960,806
(Direct)
View
2025-09-22
Sale
2025-09-24
6:31 pm
Quantum-Si IncQSIHawkins Jeffrey Alan
President & CEO
21,286$1.6588$35,3092,601,725
(Direct)
View
2025-09-22
Sale
2025-09-24
6:31 pm
Quantum-Si IncQSIVieceli John S.
Chief Product Officer
19,686$1.6588$32,655822,900
(Direct)
View
2025-09-22
Sale
2025-09-24
6:31 pm
Quantum-Si IncQSIKeyes Jeffry R.
Chief Financial Officer
7,746$1.6588$12,8491,171,824
(Direct)
View
2025-09-22
Sale
2025-09-24
6:31 pm
Quantum-Si IncQSIBennett Todd C.
Chief Commercial Officer
36,964$1.6588$61,316681,521
(Direct)
View
2025-06-23
Sale
2025-06-24
7:14 pm
Quantum-Si IncQSIHawkins Jeffrey Alan
President & CEO
23,705$1.6139$38,2572,623,011
(Direct)
View
2025-06-23
Sale
2025-06-24
7:11 pm
Quantum-Si IncQSIVieceli John S.
Chief Product Officer
21,923$1.6139$35,382842,586
(Direct)
View
2025-06-23
Sale
2025-06-24
7:06 pm
Quantum-Si IncQSILaPointe Christian
GC & Corp. Secretary
11,946$1.6139$19,280971,534
(Direct)
View
2025-06-23
Sale
2025-06-24
7:03 pm
Quantum-Si IncQSIKeyes Jeffry R.
Chief Financial Officer
8,624$1.6139$13,9181,179,570
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIMakes Brigid
Director
251,185$0271,697
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIFattori Ruth A
Director
251,185$0421,697
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIJafri Amir
Director
251,185$0367,127
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIDowdy Paula
Director
251,185$0520,292
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIKenny John P.
Director
251,185$0365,470
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIRAKIN KEVIN
Director
251,185$01,471,697
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIMendel Scott
Director
251,185$0393,028
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIKummeth Charles R.
Director
251,185$01,106,185
(Direct)
View
2026-05-18
Option Award
2026-05-20
4:05 pm
N/A
2036-05-18
Quantum-Si IncQSIROTHBERG JONATHAN M
Director
10% Owner
251,185$033,895,363
(Direct)
View
2026-03-12
Option Award
2026-03-16
4:19 pm
N/A
2036-03-12
Quantum-Si IncQSIKeyes Jeffry R.
Chief Financial Officer
1,433,650$02,596,847
(Direct)
View
2026-03-12
Option Award
2026-03-16
4:14 pm
N/A
2036-03-12
Quantum-Si IncQSIVieceli John S.
Chief Product Officer
860,189$01,661,162
(Direct)
View
2026-03-12
Option Award
2026-03-16
4:10 pm
N/A
2036-03-12
Quantum-Si IncQSIHawkins Jeffrey Alan
President & CEO
2,867,301$05,445,319
(Direct)
View
2026-03-12
Option Award
2026-03-16
4:06 pm
N/A
2036-03-12
Quantum-Si IncQSILaPointe Christian
GC & Corp. Secretary
573,460$01,522,315
(Direct)
View
2026-02-24
Option Award
2026-02-26
4:05 pm
N/A
2036-02-24
Quantum-Si IncQSIJafri Amir
Director
114,055$0229,997
(Direct)
View
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