Quantum-Si Inc (QSI)

Latest Insider Confidence Score

2026Q1

49.8
Bearish

Company insider confidence (by quarter)

2020Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Rothberg Jonathan M Director 31,739,312 Oct 17, 2025
4c Holdings I, Llc — 17,943,750 Jun 14, 2021
2012 Jmr Trust Common Llc — 12,480,108 Jun 14, 2021
Zuga Matt — 2,785,000 Sep 3, 2020
HighCape Capital Acquisition LLC — 2,785,000 Sep 3, 2020

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 24, 2026 Feb 26, 2026 Jafri Amir Director Neutral 52.5 - 0.00% ✗ -
Dec 22, 2025 Dec 22, 2025 Vieceli John S. Chief Product Officer Sell 46.3 -21,927 -2.66% ✗ $28K
Dec 22, 2025 Dec 22, 2025 LaPointe Christian GC & Corp. Secretary Sell 46.3 -11,951 -1.24% ✗ $15.2K
Dec 22, 2025 Dec 22, 2025 Keyes Jeffry R. CFO Sell 48.8 -8,627 -0.74% ✗ $11K
Dec 22, 2025 Dec 22, 2025 Hawkins Jeffrey Alan CEO Sell 48.8 -23,707 -0.91% ✗ $30.3K
Oct 16, 2025 Oct 17, 2025 ROTHBERG JONATHAN M Director Sell 51.3 -26,095 -0.08% ✓ $80.1K
Jun 23, 2025 Jun 24, 2025 Hawkins Jeffrey Alan CEO Sell 48.8 -23,705 -0.90% ✗ $38.3K
Jun 23, 2025 Jun 24, 2025 Vieceli John S. Chief Product Officer Sell 46.3 -21,923 -2.54% ✗ $35.4K
Jun 23, 2025 Jun 24, 2025 LaPointe Christian GC & Corp. Secretary Sell 46.3 -11,946 -1.21% ✗ $19.3K
Jun 23, 2025 Jun 24, 2025 Keyes Jeffry R. CFO Sell 48.8 -8,624 -0.73% ✗ $13.9K
May 19, 2025 May 21, 2025 Kenny John P. Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 Kummeth Charles R. Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 Makes Brigid Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 ROTHBERG JONATHAN M Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 Dowdy Paula Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 RAKIN KEVIN Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 Mendel Scott Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 Fattori Ruth A Director Neutral 52.5 - 0.00% ✗ -
May 19, 2025 May 21, 2025 Jafri Amir Director Neutral 52.5 - 0.00% ✗ -
Mar 21, 2025 Mar 24, 2025 Hawkins Jeffrey Alan CEO Sell 48.8 -23,707 -0.89% ✗ $32.8K
Mar 21, 2025 Mar 24, 2025 LaPointe Christian General Counsel & Corp. Secr. Sell 52.5 -4,896 -0.50% ✗ $6.8K
Mar 21, 2025 Mar 24, 2025 Keyes Jeffry R. CFO Sell 48.8 -8,626 -0.72% ✗ $12K
Mar 21, 2025 Mar 24, 2025 Vieceli John S. Chief Product Officer Sell 52.5 -4,317 -0.50% ✗ $6K
Mar 12, 2025 Mar 14, 2025 LaPointe Christian General Counsel & Corp. Secr. Neutral 90.0 +416,666 72.88% ✗ -
Mar 12, 2025 Mar 14, 2025 Keyes Jeffry R. CFO Neutral 90.0 +750,000 167.85% ✗ -
Mar 12, 2025 Mar 14, 2025 Bennett Todd C. Chief Commercial Officer Neutral 90.0 +208,333 40.84% ✗ -
Mar 12, 2025 Mar 14, 2025 Vieceli John S. Chief Product Officer Neutral 90.0 +708,333 441.35% ✗ -
Mar 12, 2025 Mar 14, 2025 Hawkins Jeffrey Alan CEO Neutral 90.0 +1,666,666 166.04% ✗ -
Dec 27, 2024 Dec 31, 2024 ROTHBERG JONATHAN M Director Sell 21.3 -3,506,267 -9.43% ✓ $11.7M
Dec 23, 2024 Dec 26, 2024 Vieceli John S. Chief Product Officer Sell 47.5 -4,306 -2.61% ✗ $5.6K
Sep 23, 2024 Sep 25, 2024 Vieceli John S. Chief Product Officer Sell 47.5 -4,309 -2.55% ✗ $4K
Sep 17, 2024 Sep 18, 2024 Bennett Todd C. Chief Commercial Officer Neutral 90.0 +510,152 100.00% ✗ -
Sep 18, 2024 Bennett Todd C. Chief Commercial Officer Neutral 52.5 - 0.00% ✗ -
Aug 9, 2024 Aug 13, 2024 Hawkins Jeffrey Alan CEO Buy 83.8 +25,000 2.55% ✗ $21.3K
Aug 9, 2024 Aug 13, 2024 LaPointe Christian General Counsel & Corp. Secr. Buy 83.8 +25,000 4.57% ✗ $21.6K
Aug 9, 2024 Aug 13, 2024 Keyes Jeffry R. CFO Buy 91.3 +50,000 12.60% ✗ $43.5K
Aug 9, 2024 Aug 13, 2024 Kummeth Charles R. Director Buy 95.0 +170,000 91.89% ✗ $148.5K
Aug 12, 2024 Vieceli John S. Chief Product Officer Neutral 52.5 - 0.00% ✗ -
Jun 21, 2024 Jun 25, 2024 Johnston Grace Chief Commercial Officer Sell 47.5 -7,528 -2.48% ✗ $9.1K
Jun 7, 2024 Jun 7, 2024 Kummeth Charles R. Director Neutral 52.5 - 0.00% ✗ -
May 28, 2024 May 30, 2024 Kummeth Charles R. Director Neutral 52.5 - 0.00% ✗ -
May 30, 2024 Kummeth Charles R. Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 Mendel Scott Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 Fattori Ruth A Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 Dowdy Paula Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 RAKIN KEVIN Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 Jafri Amir Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 Kenny John P. Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 ROTHBERG JONATHAN M Director Neutral 52.5 - 0.00% ✗ -
May 16, 2024 May 17, 2024 Makes Brigid Director Neutral 52.5 - 0.00% ✗ -
Mar 22, 2024 Mar 25, 2024 Dowdy Paula Director Neutral 90.0 +159,217 100.00% ✗ -
Mar 25, 2024 Dowdy Paula Director Neutral 52.5 - 0.00% ✗ -
Mar 15, 2024 Mar 18, 2024 Keyes Jeffry R. CFO Neutral 90.0 +346,820 693.64% ✗ -
Mar 14, 2024 Mar 18, 2024 Hawkins Jeffrey Alan CEO Buy 91.3 +978,757 100.00% ✗ $44K
Mar 15, 2024 Mar 18, 2024 Johnston Grace Chief Commercial Officer Neutral 90.0 +303,468 100.00% ✗ -
Mar 15, 2024 Mar 18, 2024 LaPointe Christian General Counsel & Corp. Secr. Buy 91.3 +299,017 120.72% ✗ $17.4K
Mar 5, 2024 Mar 6, 2024 Keyes Jeffry R. CFO Buy 95.0 +50,000 100.00% ✗ $80.5K
Sep 25, 2023 Sep 26, 2023 Jafri Amir Director Neutral 90.0 +115,942 100.00% ✗ -
Sep 26, 2023 Jafri Amir Director Neutral 52.5 - 0.00% ✗ -
May 22, 2023 May 24, 2023 Kenny John P. Director Neutral 90.0 +114,285 100.00% ✗ -
May 24, 2023 Kenny John P. Director Neutral 52.5 - 0.00% ✗ -
May 12, 2023 May 16, 2023 Fattori Ruth A Director Neutral 52.5 - 0.00% ✗ -
May 12, 2023 May 16, 2023 RAKIN KEVIN Director Neutral 52.5 - 0.00% ✗ -
May 12, 2023 May 16, 2023 ROTHBERG JONATHAN M Director Neutral 52.5 - 0.00% ✗ -
May 12, 2023 May 16, 2023 Makes Brigid Director Neutral 52.5 - 0.00% ✗ -
May 15, 2023 May 16, 2023 Keyes Jeffry R. CFO Neutral 52.5 - 0.00% ✗ -
May 12, 2023 May 16, 2023 Mina Michael Director Neutral 52.5 - 0.00% ✗ -
May 16, 2023 Keyes Jeffry R. CFO Neutral 52.5 - 0.00% ✗ -
May 12, 2023 May 16, 2023 Mendel Scott Director Neutral 90.0 +141,843 100.00% ✗ -
May 16, 2023 Mendel Scott Director Neutral 52.5 - 0.00% ✗ -
Mar 15, 2023 Mar 17, 2023 MCKENNA MICHAEL P EVP, Product Development & Ops Neutral 52.5 - 0.00% ✗ -
Mar 15, 2023 Mar 17, 2023 SCHNEIDER PATRICK COO Neutral 52.5 - 0.00% ✗ -
Mar 15, 2023 Mar 17, 2023 LaPointe Christian General Counsel & Corp. Secr. Buy 86.3 +20,000 8.78% ✗ $35.4K
Mar 15, 2023 Mar 17, 2023 Drayton Claudia CFO Neutral 52.5 - 0.00% ✗ -
Mar 8, 2023 Mar 9, 2023 ROTHBERG JONATHAN M Director Neutral 52.5 - 0.00% ✗ -
Jan 15, 2023 Jan 18, 2023 Johnston Grace Chief Commercial Officer Neutral 52.5 - 0.00% ✗ -
Dec 20, 2022 Dec 22, 2022 RAKIN KEVIN Director Neutral 27.5 -601,000 -32.99% ✗ -
Dec 22, 2022 Johnston Grace Chief Commercial Officer Neutral 52.5 - 0.00% ✗ -
Dec 15, 2022 Dec 16, 2022 RAKIN KEVIN Director Sell 22.5 -89,000 -4.66% ✗ $191.2K
Nov 9, 2022 Nov 10, 2022 Hawkins Jeffrey Alan CEO Neutral 52.5 - 0.00% ✗ -
Oct 13, 2022 Hawkins Jeffrey Alan CEO Neutral 52.5 - 0.00% ✗ -
Aug 17, 2022 Aug 18, 2022 LaPointe Christian General Counsel & Corp. Secr. Buy 90.0 +20,000 9.63% ✗ $78.5K
Jun 16, 2022 Jun 21, 2022 Bajaj Vikram Director Neutral 90.0 +66,666 100.00% ✗ -
Jun 21, 2022 Bajaj Vikram Director Neutral 52.5 - 0.00% ✗ -
Jun 14, 2022 Jun 16, 2022 ROTHBERG JONATHAN M CEO Buy 60.0 +25,561 0.07% ✗ $79.2K
Jun 13, 2022 Jun 15, 2022 MCKENNA MICHAEL P EVP, Product Development & Ops Sell 52.5 -1,648 -0.19% ✗ $5.3K
Jun 13, 2022 Jun 15, 2022 Dyer Matthew Chief Business Officer Sell 52.5 -1,622 -0.48% ✗ $5.2K
May 11, 2022 May 13, 2022 Fattori Ruth A Director Neutral 52.5 - 0.00% ✗ -
May 11, 2022 May 13, 2022 RAKIN KEVIN Director Neutral 52.5 - 0.00% ✗ -
May 11, 2022 May 13, 2022 Mina Michael Director Neutral 52.5 - 0.00% ✗ -
May 11, 2022 May 13, 2022 ROTHBERG JONATHAN M CEO Neutral 52.5 - 0.00% ✗ -
May 11, 2022 May 13, 2022 Makes Brigid Director Neutral 52.5 - 0.00% ✗ -
May 11, 2022 May 13, 2022 DEKKERS MARIJN E Director Neutral 52.5 - 0.00% ✗ -
May 9, 2022 May 11, 2022 SCHNEIDER PATRICK COO Neutral 52.5 - 0.00% ✗ -
May 11, 2022 SCHNEIDER PATRICK COO Neutral 52.5 - 0.00% ✗ -
Mar 15, 2022 Mar 16, 2022 Drayton Claudia CFO Neutral 52.5 - 0.00% ✗ -
Mar 14, 2022 Mar 16, 2022 Dyer Matthew Chief Business Officer Sell 46.3 -6,478 -1.90% ✗ $26K
Mar 15, 2022 Mar 16, 2022 LaPointe Christian General Counsel & Corp. Secr. Neutral 52.5 - 0.00% ✗ -
Mar 14, 2022 Mar 16, 2022 MCKENNA MICHAEL P COO Sell 48.8 -6,581 -0.75% ✗ $26.4K
Nov 3, 2021 Feb 10, 2022 RAKIN KEVIN Director Neutral 37.5 -11,000 -0.57% ✗ -