Insider Trading activities at Quantum-si Inc (QSI)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Quantum-si Inc (QSI) since 2022 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Quantum-si Inc. Table 2 shows the detailed insider transactions. This company's CIK number is 1816431.

Total stock buying since 2022: $453,936.
Total stock sales since 2022: $14,344,504.
Total stock option exercises since 2022: $0.


10 insiders reported insider trading activities at Quantum-si Inc (QSI):
Insider trading activities of Vieceli John S.
Insider trading activities of Lapointe Christian
Insider trading activities of Hawkins Jeffrey Alan
Insider trading activities of Dyer Matthew
Insider trading activities of Johnston Grace
Insider trading activities of Kummeth Charles R.
Insider trading activities of Keyes Jeffry R.
Insider trading activities of Mckenna Michael P
Insider trading activities of Rothberg Jonathan M
Insider trading activities of Stark John Viii

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at Quantum-si Inc (QSI).
Insider Buying Insider Sales Option Exercises
Year Shares Value Shares Value Shares Value
2025 0 $0 107,744 $164,421 0 $0
2024 305,000 $296,229 3,518,104 $12,986,281 0 $0
2022 45,561 $157,707 208,851 $1,193,802 0 $0

Table 2. Monthly summary of insider trading at Quantum-si Inc (QSI).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2025-06 0 $0 66,198 $106,841 0 $0
2025-03 0 $0 41,546 $57,580 0 $0
2024-12 0 $0 3,506,267 $12,973,187 0 $0
2024-09 0 $0 4,309 $4,043 0 $0
2024-08 270,000 $234,829 0 $0 0 $0
2024-06 0 $0 7,528 $9,051 0 $0
2024-03 35,000 $61,400 0 $0 0 $0
2022-08 20,000 $78,520 0 $0 0 $0
2022-06 25,561 $79,187 3,270 $10,528 0 $0
2022-03 0 $0 13,059 $52,339 0 $0
2022-01 0 $0 192,522 $1,130,935 0 $0

Table 3. Detailed insider trading at Quantum-si Inc (QSI)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2025-06-23 Vieceli John S. (Chief Product Officer) Sale 21,923 1.61 35,383
2025-06-23 Lapointe Christian (GC & Corp. Secretary) Sale 11,946 1.61 19,280
2025-06-23 Keyes Jeffry R. (Chief Financial Officer) Sale 8,624 1.61 13,919
2025-06-23 Hawkins Jeffrey Alan (President & CEO) Sale 23,705 1.61 38,259
2025-03-21 Vieceli John S. (Chief Product Officer) Sale 4,317 1.39 5,983
2025-03-21 Lapointe Christian (General Counsel & Corp. Secr.) Sale 4,896 1.39 6,785
2025-03-21 Keyes Jeffry R. (Chief Financial Officer) Sale 8,626 1.39 11,955
2025-03-21 Hawkins Jeffrey Alan (President & CEO) Sale 23,707 1.39 32,857
2024-12-27 Rothberg Jonathan M Sale 3,506,267 3.70 12,973,187
2024-09-24 Vieceli John S. (Chief Product Officer) Sale 2,117 .93 1,970
2024-09-23 Vieceli John S. (Chief Product Officer) Sale 2,192 .95 2,073
2024-08-12 Kummeth Charles R. Buy 31,100 .89 27,523
2024-08-09 Lapointe Christian (General Counsel & Corp. Secr.) Buy 25,000 .86 21,600
2024-08-09 Keyes Jeffry R. (Chief Financial Officer) Buy 50,000 .87 43,450
2024-08-09 Kummeth Charles R. Buy 138,900 .87 120,981
2024-08-09 Hawkins Jeffrey Alan (President & CEO) Buy 25,000 .85 21,275
2024-06-24 Johnston Grace (Chief Commercial Officer) Sale 3,169 1.20 3,790
2024-06-21 Johnston Grace (Chief Commercial Officer) Sale 4,359 1.21 5,261
2024-03-15 Lapointe Christian (General Counsel & Corp. Secr.) Buy 10,000 1.74 17,400
2024-03-14 Hawkins Jeffrey Alan (President & CEO) Buy 25,000 1.76 44,000
2022-08-17 Lapointe Christian (General Counsel & Corp. Secr.) Buy 20,000 3.93 78,520
2022-06-14 Rothberg Jonathan M (Interim CEO) Buy 25,561 3.10 79,187
2022-06-13 Dyer Matthew (Chief Business Officer) Sale 1,622 3.22 5,222
2022-06-13 Mckenna Michael P (EVP, Product Development & Ops) Sale 1,648 3.22 5,306
2022-03-14 Dyer Matthew (Chief Business Officer) Sale 6,478 4.01 25,963
2022-03-14 Mckenna Michael P (Chief Operating Officer) Sale 6,581 4.01 26,376
2022-01-11 Stark John Viii (Chief Executive Officer) Sale 7,702 6.28 48,399
2022-01-11 Lapointe Christian (General Counsel & Corp. Secr.) Sale 542 6.28 3,405
2022-01-10 Stark John Viii (Chief Executive Officer) Sale 172,167 5.86 1,008,209
2022-01-10 Lapointe Christian (General Counsel & Corp. Secr.) Sale 12,111 5.86 70,922

Insider trading activities including stock purchases, stock sales, and option exercises of QSI listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Quantum-si Inc (symbol QSI, CIK number 1816431) see the Securities and Exchange Commission (SEC) website.



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