QSI

Quantum-Si Inc

Insider trading activity for Quantum-Si Inc, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$39.4K

net selling

Bought(0 · 0 insiders): $0
Sold(6 · 3 insiders): $39.4K

Past 6 months

-$352.9K

net selling

Bought(0 · 0 insiders): $0
Sold(18 · 4 insiders): $352.9K

Past 12 months

-$8.9K

net selling

Bought(2 · 2 insiders): $564.3K
Sold(31 · 5 insiders): $573.1K

Transaction history

The 74 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Sep 22	Hawkins Jeffrey Alan	President & CEO	SSELL	9,709	$0.7608	$7.4K	-0.3%	Open the original filing on SEC.gov
Sep 22	Keyes Jeffry R.	Chief Financial Officer	SSELL	2,493	$0.7608	$1.9K	-0.1%	Open the original filing on SEC.gov
Sep 22	LaPointe Christian	GC & Corp. Secretary	SSELL	4,721	$0.7608	$3.6K	-0.4%	Open the original filing on SEC.gov
Sep 21	Hawkins Jeffrey Alan	President & CEO	SSELL	20,143	$0.7558	$15.2K	-0.5%	Open the original filing on SEC.gov
Sep 21	Keyes Jeffry R.	Chief Financial Officer	SSELL	5,172	$0.7558	$3.9K	-0.3%	Open the original filing on SEC.gov
Sep 21	LaPointe Christian	GC & Corp. Secretary	SSELL	9,795	$0.7558	$7.4K	-0.8%	Open the original filing on SEC.gov
Jun 23	Vieceli John S.	Chief Product Officer	SSELL	15,112	$0.899	$13.6K	-1.3%	Open the original filing on SEC.gov
Jun 23	LaPointe Christian	GC & Corp. Secretary	SSELL	7,794	$0.899	$7K	-0.7%	Open the original filing on SEC.gov
Jun 23	Keyes Jeffry R.	Chief Financial Officer	SSELL	4,117	$0.899	$3.7K	-0.2%	Open the original filing on SEC.gov
Jun 23	Hawkins Jeffrey Alan	President & CEO	SSELL	11,311	$0.899	$10.2K	-0.3%	Open the original filing on SEC.gov
Jun 22	Vieceli John S.	Chief Product Officer	SSELL	15,111	$0.9574	$14.5K	-1.3%	Open the original filing on SEC.gov
Jun 22	LaPointe Christian	GC & Corp. Secretary	SSELL	7,794	$0.9574	$7.5K	-0.7%	Open the original filing on SEC.gov
Jun 22	Keyes Jeffry R.	Chief Financial Officer	SSELL	4,116	$0.9574	$3.9K	-0.2%	Open the original filing on SEC.gov
Jun 22	Hawkins Jeffrey Alan	President & CEO	SSELL	11,310	$0.9574	$10.8K	-0.3%	Open the original filing on SEC.gov
May 18	Rakin Kevin	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Rothberg Jonathan M	Director, 10% Owner	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Mendel Scott	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Makes Brigid	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Kummeth Charles R.	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Kenny John P.	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Jafri Amir	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Fattori Ruth A	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
May 18	Dowdy Paula	Director	AGRANT◆	251,185	—	—	—	Open the original filing on SEC.gov
Apr 21	Keyes Jeffry R.	Chief Financial Officer	SSELL	37,381	$0.995	$37.2K	-2.1%	Open the original filing on SEC.gov
Apr 21	Hawkins Jeffrey Alan	President & CEO	SSELL	83,712	$0.995	$83.3K	-2.2%	Open the original filing on SEC.gov
Apr 20	Keyes Jeffry R.	Chief Financial Officer	SSELL	37,382	$1.01	$37.6K	-2.1%	Open the original filing on SEC.gov
Apr 20	Hawkins Jeffrey Alan	President & CEO	SSELL	83,712	$1.01	$84.2K	-2.2%	Open the original filing on SEC.gov
Mar 23	Vieceli John S.	Chief Product Officer	SSELL	11,239	$0.8266	$9.3K	-0.9%	Open the original filing on SEC.gov
Mar 23	LaPointe Christian	GC & Corp. Secretary	SSELL	6,110	$0.8266	$5.1K	-0.5%	Open the original filing on SEC.gov
Mar 23	Keyes Jeffry R.	Chief Financial Officer	SSELL	4,422	$0.8266	$3.7K	-0.2%	Open the original filing on SEC.gov
Mar 23	Hawkins Jeffrey Alan	President & CEO	SSELL	12,149	$0.8266	$10K	-0.3%	Open the original filing on SEC.gov
Mar 20	Vieceli John S.	Chief Product Officer	SSELL	10,758	$0.8483	$9.1K	-0.9%	Open the original filing on SEC.gov
Mar 20	LaPointe Christian	GC & Corp. Secretary	SSELL	5,849	$0.8483	$5K	-0.5%	Open the original filing on SEC.gov
Mar 20	Keyes Jeffry R.	Chief Financial Officer	SSELL	4,233	$0.8483	$3.6K	-0.2%	Open the original filing on SEC.gov
Mar 20	Hawkins Jeffrey Alan	President & CEO	SSELL	11,628	$0.8483	$9.9K	-0.3%	Open the original filing on SEC.gov
Mar 12	Vieceli John S.	Chief Product Officer	AGRANT◆	468,508	—	—	—	Open the original filing on SEC.gov
Mar 12	Vieceli John S.	Chief Product Officer	AGRANT	391,681	—	—	+48.9%	Open the original filing on SEC.gov
Mar 12	LaPointe Christian	GC & Corp. Secretary	AGRANT◆	312,339	—	—	—	Open the original filing on SEC.gov
Mar 12	LaPointe Christian	GC & Corp. Secretary	AGRANT	261,121	—	—	+27.5%	Open the original filing on SEC.gov
Mar 12	Keyes Jeffry R.	Chief Financial Officer	AGRANT◆	780,847	—	—	—	Open the original filing on SEC.gov
Mar 12	Keyes Jeffry R.	Chief Financial Officer	AGRANT	652,803	—	—	+56.1%	Open the original filing on SEC.gov
Mar 12	Hawkins Jeffrey Alan	President & CEO	AGRANT◆	1.6M	—	—	—	Open the original filing on SEC.gov
Mar 12	Hawkins Jeffrey Alan	President & CEO	AGRANT	1.3M	—	—	+50.6%	Open the original filing on SEC.gov
Mar 5	Kummeth Charles R.	Director	PBUY★	500,000	$0.9196	$459.8K	+140.9%	Open the original filing on SEC.gov
Mar 5	Dowdy Paula	Director	PBUY★	109,890	$0.9505	$104.5K	+69.0%	Open the original filing on SEC.gov
Feb 24	Jafri Amir	Director	AGRANT◆	114,055	—	—	—	Open the original filing on SEC.gov
Dec 22, 2025	Vieceli John S.	Chief Product Officer	SSELL	21,927	$1.28	$28K	-2.7%	Open the original filing on SEC.gov
Dec 22, 2025	LaPointe Christian	GC & Corp. Secretary	SSELL	11,951	$1.28	$15.2K	-1.2%	Open the original filing on SEC.gov
Dec 22, 2025	Keyes Jeffry R.	Chief Financial Officer	SSELL	8,627	$1.28	$11K	-0.7%	Open the original filing on SEC.gov
Dec 22, 2025	Hawkins Jeffrey Alan	President & CEO	SSELL	23,707	$1.28	$30.3K	-0.9%	Open the original filing on SEC.gov
Oct 16, 2025	Rothberg Jonathan M	Director, 10% Owner	SSELL◷	26,095	$3.07	$80.1K	-1.4%	Open the original filing on SEC.gov
Sep 23, 2025	Vieceli John S.	Chief Product Officer	SSELL	9,843	$1.64	$16.1K	-1.2%	Open the original filing on SEC.gov
Sep 23, 2025	LaPointe Christian	GC & Corp. Secretary	SSELL	5,364	$1.64	$8.8K	-0.6%	Open the original filing on SEC.gov
Sep 23, 2025	Keyes Jeffry R.	Chief Financial Officer	SSELL	3,873	$1.64	$6.3K	-0.3%	Open the original filing on SEC.gov
Sep 23, 2025	Hawkins Jeffrey Alan	President & CEO	SSELL	10,643	$1.64	$17.4K	-0.4%	Open the original filing on SEC.gov
Sep 23, 2025	Bennett Todd C.	Chief Commercial Officer	SSELL	18,482	$1.64	$30.2K	-2.6%	Open the original filing on SEC.gov
Sep 22, 2025	Vieceli John S.	Chief Product Officer	SSELL	9,843	$1.68	$16.6K	-1.2%	Open the original filing on SEC.gov
Sep 22, 2025	LaPointe Christian	GC & Corp. Secretary	SSELL	5,364	$1.68	$9K	-0.5%	Open the original filing on SEC.gov
Sep 22, 2025	Keyes Jeffry R.	Chief Financial Officer	SSELL	3,873	$1.68	$6.5K	-0.3%	Open the original filing on SEC.gov
Sep 22, 2025	Hawkins Jeffrey Alan	President & CEO	SSELL	10,643	$1.68	$17.9K	-0.4%	Open the original filing on SEC.gov
Sep 22, 2025	Bennett Todd C.	Chief Commercial Officer	SSELL	18,482	$1.68	$31.1K	-2.6%	Open the original filing on SEC.gov
Jun 23, 2025	Vieceli John S.	Chief Product Officer	SSELL	21,923	$1.61	$35.4K	-2.5%	Open the original filing on SEC.gov
Jun 23, 2025	LaPointe Christian	GC & Corp. Secretary	SSELL	11,946	$1.61	$19.3K	-1.2%	Open the original filing on SEC.gov
Jun 23, 2025	Keyes Jeffry R.	Chief Financial Officer	SSELL	8,624	$1.61	$13.9K	-0.7%	Open the original filing on SEC.gov
Jun 23, 2025	Hawkins Jeffrey Alan	President & CEO	SSELL	23,705	$1.61	$38.3K	-0.9%	Open the original filing on SEC.gov
May 19, 2025	Rothberg Jonathan M	Director, 10% Owner	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Rakin Kevin	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Mendel Scott	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Makes Brigid	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Kummeth Charles R.	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Kenny John P.	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Jafri Amir	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Fattori Ruth A	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov
May 19, 2025	Dowdy Paula	Director	AGRANT◆	126,095	—	—	—	Open the original filing on SEC.gov

SSELL$7.4K

Hawkins Jeffrey Alan · President & CEOSep 22

9,709 sh @ $0.7608 · -0.3% own

SSELL$1.9K

Keyes Jeffry R. · Chief Financial…Sep 22

2,493 sh @ $0.7608 · -0.1% own

SSELL$3.6K

LaPointe Christian · GC & Corp. Secreta…Sep 22

4,721 sh @ $0.7608 · -0.4% own

SSELL$15.2K

Hawkins Jeffrey Alan · President & CEOSep 21

20,143 sh @ $0.7558 · -0.5% own

SSELL$3.9K

Keyes Jeffry R. · Chief Financial…Sep 21

5,172 sh @ $0.7558 · -0.3% own

SSELL$7.4K

LaPointe Christian · GC & Corp. Secreta…Sep 21

9,795 sh @ $0.7558 · -0.8% own

SSELL$13.6K

Vieceli John S. · Chief Product…Jun 23

15,112 sh @ $0.899 · -1.3% own

SSELL$7K

LaPointe Christian · GC & Corp. Secreta…Jun 23

7,794 sh @ $0.899 · -0.7% own

SSELL$3.7K

Keyes Jeffry R. · Chief Financial…Jun 23

4,117 sh @ $0.899 · -0.2% own

SSELL$10.2K

Hawkins Jeffrey Alan · President & CEOJun 23

11,311 sh @ $0.899 · -0.3% own

SSELL$14.5K

Vieceli John S. · Chief Product…Jun 22

15,111 sh @ $0.9574 · -1.3% own

SSELL$7.5K

LaPointe Christian · GC & Corp. Secreta…Jun 22

7,794 sh @ $0.9574 · -0.7% own

SSELL$3.9K

Keyes Jeffry R. · Chief Financial…Jun 22

4,116 sh @ $0.9574 · -0.2% own

SSELL$10.8K

Hawkins Jeffrey Alan · President & CEOJun 22

11,310 sh @ $0.9574 · -0.3% own

AGRANT◆—

Rakin Kevin · DirectorMay 18

251,185 sh

AGRANT◆—

Rothberg Jonathan M · Director, 10%…May 18

251,185 sh

AGRANT◆—

Mendel Scott · DirectorMay 18

251,185 sh

AGRANT◆—

Makes Brigid · DirectorMay 18

251,185 sh

AGRANT◆—

Kummeth Charles R. · DirectorMay 18

251,185 sh

AGRANT◆—

Kenny John P. · DirectorMay 18

251,185 sh

AGRANT◆—

Jafri Amir · DirectorMay 18

251,185 sh

AGRANT◆—

Fattori Ruth A · DirectorMay 18

251,185 sh

AGRANT◆—

Dowdy Paula · DirectorMay 18

251,185 sh

SSELL$37.2K

Keyes Jeffry R. · Chief Financial…Apr 21

37,381 sh @ $0.995 · -2.1% own

SSELL$83.3K

Hawkins Jeffrey Alan · President & CEOApr 21

83,712 sh @ $0.995 · -2.2% own

SSELL$37.6K

Keyes Jeffry R. · Chief Financial…Apr 20

37,382 sh @ $1.01 · -2.1% own

SSELL$84.2K

Hawkins Jeffrey Alan · President & CEOApr 20

83,712 sh @ $1.01 · -2.2% own

SSELL$9.3K

Vieceli John S. · Chief Product…Mar 23

11,239 sh @ $0.8266 · -0.9% own

SSELL$5.1K

LaPointe Christian · GC & Corp. Secreta…Mar 23

6,110 sh @ $0.8266 · -0.5% own

SSELL$3.7K

Keyes Jeffry R. · Chief Financial…Mar 23

4,422 sh @ $0.8266 · -0.2% own

SSELL$10K

Hawkins Jeffrey Alan · President & CEOMar 23

12,149 sh @ $0.8266 · -0.3% own

SSELL$9.1K

Vieceli John S. · Chief Product…Mar 20

10,758 sh @ $0.8483 · -0.9% own

SSELL$5K

LaPointe Christian · GC & Corp. Secreta…Mar 20

5,849 sh @ $0.8483 · -0.5% own

SSELL$3.6K

Keyes Jeffry R. · Chief Financial…Mar 20

4,233 sh @ $0.8483 · -0.2% own

SSELL$9.9K

Hawkins Jeffrey Alan · President & CEOMar 20

11,628 sh @ $0.8483 · -0.3% own

AGRANT◆—

Vieceli John S. · Chief Product…Mar 12

468,508 sh

AGRANT—

Vieceli John S. · Chief Product…Mar 12

391,681 sh · +48.9% own

AGRANT◆—

LaPointe Christian · GC & Corp. Secreta…Mar 12

312,339 sh

AGRANT—

LaPointe Christian · GC & Corp. Secreta…Mar 12

261,121 sh · +27.5% own

AGRANT◆—

Keyes Jeffry R. · Chief Financial…Mar 12

780,847 sh

AGRANT—

Keyes Jeffry R. · Chief Financial…Mar 12

652,803 sh · +56.1% own

AGRANT◆—

Hawkins Jeffrey Alan · President & CEOMar 12

1.6M sh

AGRANT—

Hawkins Jeffrey Alan · President & CEOMar 12

1.3M sh · +50.6% own

PBUY★$459.8K

Kummeth Charles R. · DirectorMar 5

500,000 sh @ $0.9196 · +140.9% own

PBUY★$104.5K

Dowdy Paula · DirectorMar 5

109,890 sh @ $0.9505 · +69.0% own

AGRANT◆—

Jafri Amir · DirectorFeb 24

114,055 sh

SSELL$28K

Vieceli John S. · Chief Product…Dec 22, 2025

21,927 sh @ $1.28 · -2.7% own

SSELL$15.2K

LaPointe Christian · GC & Corp. Secreta…Dec 22, 2025

11,951 sh @ $1.28 · -1.2% own

SSELL$11K

Keyes Jeffry R. · Chief Financial…Dec 22, 2025

8,627 sh @ $1.28 · -0.7% own

SSELL$30.3K

Hawkins Jeffrey Alan · President & CEODec 22, 2025

23,707 sh @ $1.28 · -0.9% own

SSELL◷$80.1K

Rothberg Jonathan M · Director, 10%…Oct 16, 2025

26,095 sh @ $3.07 · -1.4% own

SSELL$16.1K

Vieceli John S. · Chief Product…Sep 23, 2025

9,843 sh @ $1.64 · -1.2% own

SSELL$8.8K

LaPointe Christian · GC & Corp. Secreta…Sep 23, 2025

5,364 sh @ $1.64 · -0.6% own

SSELL$6.3K

Keyes Jeffry R. · Chief Financial…Sep 23, 2025

3,873 sh @ $1.64 · -0.3% own

SSELL$17.4K

Hawkins Jeffrey Alan · President & CEOSep 23, 2025

10,643 sh @ $1.64 · -0.4% own

SSELL$30.2K

Bennett Todd C. · Chief Commercial…Sep 23, 2025

18,482 sh @ $1.64 · -2.6% own

SSELL$16.6K

Vieceli John S. · Chief Product…Sep 22, 2025

9,843 sh @ $1.68 · -1.2% own

SSELL$9K

LaPointe Christian · GC & Corp. Secreta…Sep 22, 2025

5,364 sh @ $1.68 · -0.5% own

SSELL$6.5K

Keyes Jeffry R. · Chief Financial…Sep 22, 2025

3,873 sh @ $1.68 · -0.3% own

SSELL$17.9K

Hawkins Jeffrey Alan · President & CEOSep 22, 2025

10,643 sh @ $1.68 · -0.4% own

SSELL$31.1K

Bennett Todd C. · Chief Commercial…Sep 22, 2025

18,482 sh @ $1.68 · -2.6% own

SSELL$35.4K

Vieceli John S. · Chief Product…Jun 23, 2025

21,923 sh @ $1.61 · -2.5% own

SSELL$19.3K

LaPointe Christian · GC & Corp. Secreta…Jun 23, 2025

11,946 sh @ $1.61 · -1.2% own

SSELL$13.9K

Keyes Jeffry R. · Chief Financial…Jun 23, 2025

8,624 sh @ $1.61 · -0.7% own

SSELL$38.3K

Hawkins Jeffrey Alan · President & CEOJun 23, 2025

23,705 sh @ $1.61 · -0.9% own

AGRANT◆—

Rothberg Jonathan M · Director, 10%…May 19, 2025

126,095 sh

AGRANT◆—

Rakin Kevin · DirectorMay 19, 2025

126,095 sh

AGRANT◆—

Mendel Scott · DirectorMay 19, 2025

126,095 sh

AGRANT◆—

Makes Brigid · DirectorMay 19, 2025

126,095 sh

AGRANT◆—

Kummeth Charles R. · DirectorMay 19, 2025

126,095 sh

AGRANT◆—

Kenny John P. · DirectorMay 19, 2025

126,095 sh

AGRANT◆—

Jafri Amir · DirectorMay 19, 2025

126,095 sh

AGRANT◆—

Fattori Ruth A · DirectorMay 19, 2025

126,095 sh

AGRANT◆—

Dowdy Paula · DirectorMay 19, 2025

126,095 sh

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 48 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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