List of insiders holdings for Quantum-Si Inc:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- 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>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | ROTHBERG JONATHAN M Director 10% Owner | 2026-05-20 16:05:24 | 2,819,628 31,075,735 | 33,895,363 | Form 4 |
| 2 | 4C Holdings I LLC 10% Owner | 2021-06-14 18:40:33 | 17,943,750 0 | 17,943,750 | Form 3 |
| 3 | 2012 JMR Trust Common LLC 10% Owner | 2021-06-14 18:33:16 | 12,480,108 0 | 12,480,108 | Form 3 |
| 4 | Hawkins Jeffrey Alan President & CEO | 2026-04-22 17:02:10 | 3,692,423 0 | 3,692,423 | Form 4 |
| 5 | Zuga Matt HighCape Capital Acquisition LLC Director 10% Owner | 2020-09-15 17:25:35 | 3,190,000 0 | 3,190,000 | Form 13D |
| 6 | Stark John VIII Chief Executive Officer | 2022-01-12 18:42:49 | 1,977,368 0 | 1,977,368 | Form 4 |
| 7 | Keyes Jeffry R. Chief Financial Officer | 2026-04-22 17:09:09 | 1,732,582 0 | 1,732,582 | Form 4 |
| 8 | Tananbaum James B. Director | 2021-06-14 18:55:33 | 20,512 1,598,125 | 1,618,637 | Form 4 |
| 9 | RAKIN KEVIN Director | 2026-05-20 16:05:26 | 271,697 1,200,000 | 1,471,697 | Form 4 |
| 10 | LaPointe Christian GC & Corp. Secretary | 2026-03-24 18:55:40 | 1,198,017 0 | 1,198,017 | Form 4 |
| 11 | Vieceli John S. Chief Product Officer | 2026-03-24 18:55:18 | 1,170,657 0 | 1,170,657 | Form 4 |
| 12 | Kummeth Charles R. Director | 2026-05-20 16:05:24 | 1,106,185 0 | 1,106,185 | Form 4 |
| 13 | SCHNEIDER PATRICK President and COO | 2023-03-17 16:05:39 | 700,000 0 | 700,000 | Form 4 |
| 14 | Bennett Todd C. Chief Commercial Officer | 2025-09-24 18:31:40 | 681,521 0 | 681,521 | Form 4 |
| 15 | Dowdy Paula Director | 2026-05-20 16:05:29 | 520,292 0 | 520,292 | Form 4 |
| 16 | Fattori Ruth A Director | 2026-05-20 16:05:30 | 421,697 0 | 421,697 | Form 4 |
| 17 | Mendel Scott Director | 2026-05-20 16:05:25 | 393,028 0 | 393,028 | Form 4 |
| 18 | Jafri Amir Director | 2026-05-20 16:05:29 | 367,127 0 | 367,127 | Form 4 |
| 19 | Kenny John P. Director | 2026-05-20 16:05:27 | 365,470 0 | 365,470 | Form 4 |
| 20 | Dyer Matthew Chief Business Officer | 2022-06-15 16:12:24 | 333,393 0 | 333,393 | Form 4 |
| 21 | Johnston Grace Chief Commercial Officer | 2024-06-25 19:18:03 | 295,940 0 | 295,940 | Form 4 |
| 22 | Makes Brigid Director | 2026-05-20 16:05:31 | 271,697 0 | 271,697 | Form 4 |
| 23 | MCKENNA MICHAEL P EVP, Product Development & Ops | 2023-03-17 16:05:40 | 250,000 0 | 250,000 | Form 4 |
| 24 | Drayton Claudia Chief Financial Officer | 2023-03-17 16:05:36 | 250,000 0 | 250,000 | Form 4 |
| 25 | Mina Michael Director | 2023-05-16 16:57:28 | 120,481 0 | 120,481 | Form 4 |
| 26 | Bajaj Vikram Director | 2022-06-21 18:40:20 | 66,666 0 | 66,666 | Form 4 |
| 27 | DEKKERS MARIJN E Director | 2022-05-13 16:17:11 | 59,880 0 | 59,880 | Form 4 |
| 28 | Loebel Antony Director | 2020-09-03 16:44:12 | 30,000 0 | 30,000 | Form 3 |
| 29 | Colpman David Director | 2020-09-03 16:44:42 | 30,000 0 | 30,000 | Form 3 |
| 30 | Taub Robert Director | 2020-09-03 16:44:27 | 30,000 0 | 30,000 | Form 3 |