CIK 0001816431 · Non-accelerated filer<br>Smaller reporting company
Quantum-Si Inc
Sign in to watch- Ticker
- QSI
- Exchange
- Nasdaq
- Industry
- Measuring & Controlling Devices, NEC
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 851388175
- Phone
- (203) 458-7100
- Business address
- 29 BUSINESS PARK DRIVE, BRANFORD, CT, 06405
- Former names
- HighCape Capital Acquisition Corp.
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $39,411
- in 3 filings
Net −$39,411. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 36 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-09-22 | Hawkins Jeffrey Alan President & CEO | Sale | −9,709 | $0.76 | $7K | 3,639,950 |
| 2026-09-22 | Keyes Jeffry R. Chief Financial Officer | Sale | −2,493 | $0.76 | $2K | 1,716,684 |
| 2026-09-22 | LaPointe Christian GC & Corp. Secretary | Sale | −4,721 | $0.76 | $4K | 1,167,913 |
| 2026-09-21 | Hawkins Jeffrey Alan President & CEO | Sale | −20,143 | $0.76 | $15K | 3,649,659 |
| 2026-09-21 | Keyes Jeffry R. Chief Financial Officer | Sale | −5,172 | $0.76 | $4K | 1,719,177 |
| 2026-09-21 | LaPointe Christian GC & Corp. Secretary | Sale | −9,795 | $0.76 | $7K | 1,172,634 |
| 2026-06-23 | LaPointe Christian GC & Corp. Secretary | Sale | −7,794 | $0.90 | $7K | 1,182,429 |
| 2026-06-23 | Keyes Jeffry R. Chief Financial Officer | Sale | −4,117 | $0.90 | $4K | 1,724,349 |
| 2026-06-23 | Vieceli John S. Chief Product Officer | Sale | −15,112 | $0.90 | $14K | 1,140,434 |
| 2026-06-23 | Hawkins Jeffrey Alan President & CEO | Sale | −11,311 | $0.90 | $10K | 3,669,802 |
| 2026-06-22 | LaPointe Christian GC & Corp. Secretary | Sale | −7,794 | $0.96 | $7K | 1,190,223 |
| 2026-06-22 | Keyes Jeffry R. Chief Financial Officer | Sale | −4,116 | $0.96 | $4K | 1,728,466 |
| 2026-06-22 | Vieceli John S. Chief Product Officer | Sale | −15,111 | $0.96 | $14K | 1,155,546 |
| 2026-06-22 | Hawkins Jeffrey Alan President & CEO | Sale | −11,310 | $0.96 | $11K | 3,681,113 |
| 2026-05-18 | Fattori Ruth A Director | Grant or award · Stock Option (right to buy) | +251,185 | 251,185 | ||
| 2026-05-18 | Jafri Amir Director | Grant or award · Stock Option (right to buy) | +251,185 | 251,185 | ||
| 2026-05-18 | Kenny John P. Director | Grant or award · Stock Option (right to buy) | +251,185 | 251,185 | ||
| 2026-05-18 | Mendel Scott Director | Grant or award · Stock Option (right to buy) | +251,185 | 251,185 | ||
| 2026-05-18 | Kummeth Charles R. Director | Grant or award · Stock Option (right to buy) | +251,185 | 251,185 | ||
| 2026-05-18 | Makes Brigid Director | Grant or award · Stock Option (right to buy) | +251,185 | 251,185 |
Page 1 of 7 · 138 trades