Stocks
QSI Quantum-Si Inc

QSI

Quantum-Si Inc

Company with tickers: QSI, QSIAW

CIK

1816431

CUSIP

74765K105

Shares Outstanding

196,431,273

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-03-23	Keyes Jeffry R.	Chief Financial Officer	Sell	4,422	$0.83	$3,655	1,807,345
2026-03-23	LaPointe Christian	GC & Corp. Secretary	Sell	6,110	$0.83	$5,051	1,198,017
2026-03-23	Vieceli John S.	Chief Product Officer	Sell	11,239	$0.83	$9,290	1,170,657
2026-03-23	Hawkins Jeffrey Alan	Director, President & CEO	Sell	12,149	$0.83	$10,042	3,859,847
2026-03-20	Keyes Jeffry R.	Chief Financial Officer	Sell	4,233	$0.85	$3,591	1,811,767
2026-03-20	LaPointe Christian	GC & Corp. Secretary	Sell	5,849	$0.85	$4,962	1,204,127
2026-03-20	Vieceli John S.	Chief Product Officer	Sell	10,758	$0.85	$9,126	1,181,896
2026-03-20	Hawkins Jeffrey Alan	Director, President & CEO	Sell	11,628	$0.85	$9,864	3,871,996
2026-03-12	Vieceli John S.	Chief Product Officer	Award	468,508	—	—	468,508
2026-03-12	Vieceli John S.	Chief Product Officer	Award	391,681	—	—	1,192,654
2026-03-12	Keyes Jeffry R.	Chief Financial Officer	Award	652,803	—	—	1,816,000
2026-03-12	Keyes Jeffry R.	Chief Financial Officer	Award	780,847	—	—	780,847
2026-03-12	Hawkins Jeffrey Alan	Director, President & CEO	Award	1,305,606	—	—	3,883,624
2026-03-12	Hawkins Jeffrey Alan	Director, President & CEO	Award	1,561,695	—	—	1,561,695
2026-03-12	LaPointe Christian	GC & Corp. Secretary	Award	261,121	—	—	1,209,976
2026-03-12	LaPointe Christian	GC & Corp. Secretary	Award	312,339	—	—	312,339
2026-03-05	Dowdy Paula	Director	Buy	109,890	$0.95	$104,450	269,107
2026-03-05	Kummeth Charles R.	Director	Buy	500,000	$0.92	$459,800	855,000
2026-02-24	Jafri Amir	Director	Other	115,942	—	—	115,942
2026-02-24	Jafri Amir	Director	Award	114,055	—	—	114,055
2025-12-22	Vieceli John S.	Chief Product Officer	Sell	21,927	$1.28	$27,979	800,973
2025-12-22	Keyes Jeffry R.	Chief Financial Officer	Sell	8,627	$1.28	$11,008	1,163,197
2025-12-22	LaPointe Christian	GC & Corp. Secretary	Sell	11,951	$1.28	$15,249	948,855
2025-12-22	Hawkins Jeffrey Alan	Director, President & CEO	Sell	23,707	$1.28	$30,250	2,578,018
2025-10-16	ROTHBERG JONATHAN M	Director, 10% Owner	Other	17,943,750	—	—	17,943,750
2025-10-16	ROTHBERG JONATHAN M	Director, 10% Owner	Sell	26,095	$3.07	$80,112	1,904,866
2025-10-16	ROTHBERG JONATHAN M	Director, 10% Owner	Other	1,930,960	—	—	1,930,960
2025-09-23	Bennett Todd C.	Chief Commercial Officer	Sell	18,482	$1.64	$30,218	681,521
2025-09-23	LaPointe Christian	GC & Corp. Secretary	Sell	5,364	$1.64	$8,770	960,806
2025-09-23	Hawkins Jeffrey Alan	Director, President & CEO	Sell	10,643	$1.64	$17,401	2,601,725
2025-09-23	Vieceli John S.	Chief Product Officer	Sell	9,843	$1.64	$16,093	822,900
2025-09-23	Keyes Jeffry R.	Chief Financial Officer	Sell	3,873	$1.64	$6,332	1,171,824
2025-09-22	Bennett Todd C.	Chief Commercial Officer	Sell	18,482	$1.68	$31,098	700,003
2025-09-22	LaPointe Christian	GC & Corp. Secretary	Sell	5,364	$1.68	$9,025	966,170
2025-09-22	Hawkins Jeffrey Alan	Director, President & CEO	Sell	10,643	$1.68	$17,908	2,612,368
2025-09-22	Vieceli John S.	Chief Product Officer	Sell	9,843	$1.68	$16,562	832,743
2025-09-22	Keyes Jeffry R.	Chief Financial Officer	Sell	3,873	$1.68	$6,517	1,175,697
2025-06-23	Vieceli John S.	Chief Product Officer	Sell	21,923	$1.61	$35,382	842,586
2025-06-23	Keyes Jeffry R.	Chief Financial Officer	Sell	8,624	$1.61	$13,918	1,179,570
2025-06-23	Hawkins Jeffrey Alan	Director, President & CEO	Sell	23,705	$1.61	$38,257	2,623,011
2025-06-23	LaPointe Christian	GC & Corp. Secretary	Sell	11,946	$1.61	$19,280	971,534
2025-05-19	Kenny John P.	Director	Award	126,095	—	—	126,095
2025-05-19	Kenny John P.	Director	Other	114,285	—	—	114,285
2025-05-19	ROTHBERG JONATHAN M	Director, 10% Owner	Other	17,943,750	—	—	17,943,750
2025-05-19	ROTHBERG JONATHAN M	Director, 10% Owner	Other	2,723,841	—	—	2,723,841
2025-05-19	ROTHBERG JONATHAN M	Director, 10% Owner	Award	126,095	—	—	126,095
2025-05-19	RAKIN KEVIN	Director	Other	1,200,000	—	—	1,200,000
2025-05-19	RAKIN KEVIN	Director	Award	126,095	—	—	126,095
2025-05-19	Mendel Scott	Director	Other	141,843	—	—	141,843
2025-05-19	Mendel Scott	Director	Award	126,095	—	—	126,095
2025-05-19	Fattori Ruth A	Director	Other	170,512	—	—	170,512
2025-05-19	Fattori Ruth A	Director	Award	126,095	—	—	126,095
2025-05-19	Jafri Amir	Director	Award	126,095	—	—	126,095
2025-05-19	Jafri Amir	Director	Other	115,942	—	—	115,942
2025-05-19	Kummeth Charles R.	Director	Award	126,095	—	—	126,095
2025-05-19	Kummeth Charles R.	Director	Other	355,000	—	—	355,000
2025-05-19	Makes Brigid	Director	Other	20,512	—	—	20,512
2025-05-19	Makes Brigid	Director	Award	126,095	—	—	126,095
2025-05-19	Dowdy Paula	Director	Award	126,095	—	—	126,095
2025-05-19	Dowdy Paula	Director	Other	159,217	—	—	159,217
2025-03-21	LaPointe Christian	GC & Corp. Secretary	Sell	4,896	$1.39	$6,783	983,480
2025-03-21	Vieceli John S.	Chief Product Officer	Sell	4,317	$1.39	$5,981	864,509
2025-03-21	Hawkins Jeffrey Alan	Director, President & CEO	Sell	23,707	$1.39	$32,846	2,646,716
2025-03-21	Keyes Jeffry R.	Chief Financial Officer	Sell	8,626	$1.39	$11,951	1,188,194
2025-03-12	Keyes Jeffry R.	Chief Financial Officer	Award	750,000	—	—	1,196,820
2025-03-12	Vieceli John S.	Chief Product Officer	Award	708,333	—	—	868,826
2025-03-12	Hawkins Jeffrey Alan	Director, President & CEO	Award	1,666,666	—	—	2,670,423
2025-03-12	LaPointe Christian	GC & Corp. Secretary	Award	416,666	—	—	988,376
2025-03-12	Bennett Todd C.	Chief Commercial Officer	Award	208,333	—	—	718,485
2024-12-27	ROTHBERG JONATHAN M	Director, 10% Owner	Sell	834,253	$3.30	$2,755,871	1,292,313
2024-12-27	ROTHBERG JONATHAN M	Director, 10% Owner	Other	17,943,750	—	—	17,943,750
2024-12-27	ROTHBERG JONATHAN M	Director, 10% Owner	Other	2,568,443	—	—	2,568,443
2024-12-23	Vieceli John S.	Chief Product Officer	Sell	4,306	$1.29	$5,570	160,493
2024-09-24	Vieceli John S.	Chief Product Officer	Sell	2,117	$0.93	$1,970	164,799
2024-09-23	Vieceli John S.	Chief Product Officer	Sell	2,192	$0.95	$2,073	166,916
2024-09-17	Bennett Todd C.	Chief Commercial Officer	Award	735,294	—	—	735,294
2024-09-17	Bennett Todd C.	Chief Commercial Officer	Award	510,152	—	—	510,152
2024-09-17	Bennett Todd C.	Chief Commercial Officer	Other	0	—	—	0
2024-08-12	Kummeth Charles R.	Director	Buy	31,100	$0.89	$27,533	355,000
2024-08-09	Keyes Jeffry R.	Chief Financial Officer	Buy	50,000	$0.87	$43,465	446,820
2024-08-09	Hawkins Jeffrey Alan	Director, President & CEO	Buy	25,000	$0.85	$21,273	1,003,757
2024-08-09	LaPointe Christian	GC & Corp. Secretary	Buy	25,000	$0.86	$21,610	571,710
2024-08-09	Kummeth Charles R.	Director	Buy	138,900	$0.87	$120,926	323,900
2024-08-02	Vieceli John S.	Chief Product Officer	Other	6,535	—	—	6,535
2024-08-02	Vieceli John S.	Chief Product Officer	Other	0	—	—	0
2024-06-24	Johnston Grace	Chief Commercial Officer	Sell	3,169	$1.20	$3,790	295,940
2024-06-21	Johnston Grace	Chief Commercial Officer	Sell	4,359	$1.21	$5,262	299,109
2024-06-07	Kummeth Charles R.	Director	Award	113,281	—	—	113,281
2024-05-28	Kummeth Charles R.	Director	Award	527,777	—	—	527,777
2024-05-27	Kummeth Charles R.	Director	Other	185,000	—	—	185,000
2024-05-16	Fattori Ruth A	Director	Award	113,281	—	—	113,281
2024-05-16	Kenny John P.	Director	Award	113,281	—	—	113,281
2024-05-16	Mendel Scott	Director	Award	113,281	—	—	113,281
2024-05-16	Dowdy Paula	Director	Award	113,281	—	—	113,281
2024-05-16	RAKIN KEVIN	Director	Award	113,281	—	—	113,281
2024-05-16	Jafri Amir	Director	Award	113,281	—	—	113,281
2024-05-16	ROTHBERG JONATHAN M	Director, 10% Owner	Award	113,281	—	—	113,281
2024-05-16	Makes Brigid	Director	Award	113,281	—	—	113,281
2024-03-22	Dowdy Paula	Director	Award	159,217	—	—	159,217
2024-03-21	Dowdy Paula	Director	Other	0	—	—	0