MXCT · MaxCyte Inc. Common Stock
View on chartInsiders & Stakes
| Casdin Partners Master Fund, L.P. 10% Owner | ▼ Sell | Open Market | 10,000,000 Shares held | 10/3/2022 | View profile |
| Maher Masoud EVP and General Counsel | ▲ Buy | Grant | 475,000 Shares held | 3/27/2026 | View profile |
| Stanley C. Erck President and CEO | ▲ Buy | Grant | 428,749 Shares held | 6/17/2026 | View profile |
| Mandell Art | ▲ Buy | Grant | 395,851 Shares held | 6/11/2024 | View profile |
| Doerfler Douglas President and CEO | ▼ Sell | Open Market | 333,197 Shares held | 12/5/2023 | View profile |
| Richard Douglas Director | ▲ Buy | Grant | 260,998 Shares held | 6/17/2026 | View profile |
| John Joseph Johnston Director | ▲ Buy | Grant | 201,581 Shares held | 6/17/2026 | View profile |
| Parmeet Ahuja Chief Financial Officer | ▲ Buy | Grant | 187,500 Shares held | 4/15/2026 | View profile |
| William W. Brooke | ▲ Buy | Grant | 181,300 Shares held | 6/17/2026 | View profile |
| Douglas J. Swirsky Director | ▼ Sell | Open Market | 151,669 Shares held | 3/17/2026 | View profile |
| Holtz Ron SVP and CAO | ▼ Sell | Open Market | 125,251 Shares held | 11/16/2021 | View profile |
| Cynthia Collins | ▲ Buy | Grant | 111,310 Shares held | 6/17/2026 | View profile |
| Patrick J. Balthrop | ▲ Buy | Grant | 80,998 Shares held | 6/17/2026 | View profile |
| Yasir B. Al-Wakeel | ▲ Buy | Grant | 80,998 Shares held | 6/17/2026 | View profile |
| Rekha Hemrajani | ▲ Buy | Grant | 70,314 Shares held | 6/17/2026 | View profile |
| David I. Sandoval GENERAL COUNSEL | ▼ Sell | Open Market | 64,219 Shares held | 3/18/2025 | View profile |
| Ali Soleymannezhad Chief Commercial Officer | ▼ Sell | Open Market | 59,439 Shares held | 3/18/2025 | View profile |
| Ross Thomas M. EVP, Global Sales | ▼ Sell | Open Market | 25,000 Shares held | 8/2/2024 | View profile |
| Murphy Amanda Louise Chief Financial Officer | ▼ Sell | Open Market | 0 Shares held | 11/16/2021 | View profile |
Transaction History
| John Joseph Johnston | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| Rekha Hemrajani | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| Stanley C. Erck | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| Richard Douglas | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| Cynthia Collins | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| William W. Brooke | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| Patrick J. Balthrop | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| Yasir B. Al-Wakeel | ▲ Buy | Grant | 30,421 | $0 | 6/17/2026 |
| Parmeet Ahuja | ▲ Buy | Grant | 187,500 | $0 | 4/15/2026 |
| Maher Masoud | ▲ Buy | Grant | 300,000 | $0 | 3/27/2026 |
| Douglas J. Swirsky | ▼ Sell | Open Market | 10,142 | $8K | 3/17/2026 |
| Douglas J. Swirsky | ▲ Buy | Open Market | 50,000 | $65K | 8/13/2025 |
| Maher Masoud | ▲ Buy | Open Market | 75,000 | $103K | 8/13/2025 |
| Stanley C. Erck | ▲ Buy | Open Market | 100,000 | $137K | 8/13/2025 |
| Richard Douglas | ▲ Buy | Open Market | 80,000 | $111K | 8/13/2025 |
| William W. Brooke | ▲ Buy | Open Market | 50,000 | $65K | 8/13/2025 |
| Rekha Hemrajani | ▼ Sell | Open Market | 10,684 | $22K | 6/25/2025 |
| John Joseph Johnston | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| Rekha Hemrajani | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| Stanley C. Erck | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| Richard Douglas | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| Cynthia Collins | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| William W. Brooke | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| Patrick J. Balthrop | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| Yasir B. Al-Wakeel | ▲ Buy | Grant | 29,210 | $0 | 6/18/2025 |
| Ali Soleymannezhad | ▼ Sell | Open Market | 1,211 | $4K | 3/18/2025 |
| David I. Sandoval | ▼ Sell | Open Market | 353 | $1K | 3/18/2025 |
| Douglas J. Swirsky | ▼ Sell | Open Market | 6,939 | $22K | 3/18/2025 |
| Ali Soleymannezhad | ▲ Buy | Grant | 34,625 | $0 | 3/14/2025 |
| David I. Sandoval | ▲ Buy | Grant | 23,125 | $0 | 3/14/2025 |
| Douglas J. Swirsky | ▲ Buy | Grant | 37,500 | $0 | 3/14/2025 |
| John Joseph Johnston | ▼ Sell | Open Market | 3,000 | $14K | 1/27/2025 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 3,000 | $9K | 1/27/2025 |
| David I. Sandoval | ▼ Sell | Open Market | 4,466 | $20K | 1/13/2025 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 3,000 | $9K | 12/26/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 3,000 | $12K | 12/26/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 1,121 | $2K | 12/9/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 483 | $1K | 12/9/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 2,495 | $9K | 12/9/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 891 | $3K | 12/9/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 505 | $1K | 12/6/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 505 | $2K | 12/6/2024 |
| Stanley C. Erck | ▲ Buy | Option Exercise | 47,689 | $2K | 11/1/2024 |
| Stanley C. Erck | ▼ Sell | Open Market | 47,689 | $177K | 11/1/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 3,000 | $9K | 10/28/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 3,000 | $11K | 10/28/2024 |
| Cynthia Collins | ▲ Buy | Grant | 51,679 | $0 | 10/14/2024 |
| Stanley C. Erck | ▲ Buy | Option Exercise | 21,607 | $864 | 10/2/2024 |
| Stanley C. Erck | ▼ Sell | Open Market | 21,607 | $80K | 10/2/2024 |
| Stanley C. Erck | ▲ Buy | Option Exercise | 26,082 | $1K | 10/1/2024 |
| Stanley C. Erck | ▼ Sell | Open Market | 26,082 | $99K | 10/1/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 3,000 | $9K | 9/26/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 3,000 | $11K | 9/26/2024 |
| Ali Soleymannezhad | ▲ Buy | Grant | 10,400 | $0 | 9/16/2024 |
| Stanley C. Erck | ▲ Buy | Option Exercise | 29,767 | $1K | 9/4/2024 |
| Stanley C. Erck | ▼ Sell | Open Market | 29,767 | $118K | 9/4/2024 |
| Stanley C. Erck | ▲ Buy | Option Exercise | 17,922 | $717 | 9/3/2024 |
| Stanley C. Erck | ▼ Sell | Open Market | 17,922 | $73K | 9/3/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 3,000 | $9K | 8/26/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 3,000 | $13K | 8/26/2024 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 17,857 | $29K | 8/2/2024 |
| Ross Thomas M. | ▼ Sell | Open Market | 17,857 | $78K | 8/2/2024 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 15,476 | $25K | 8/1/2024 |
| Ross Thomas M. | ▼ Sell | Open Market | 15,476 | $70K | 8/1/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 3,000 | $9K | 7/26/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 3,000 | $14K | 7/26/2024 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 13,531 | $22K | 7/9/2024 |
| Ross Thomas M. | ▼ Sell | Open Market | 13,531 | $55K | 7/9/2024 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 19,802 | $32K | 7/8/2024 |
| Ross Thomas M. | ▼ Sell | Open Market | 19,802 | $80K | 7/8/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 5,044 | $8K | 6/27/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 4,956 | $15K | 6/27/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 10,000 | $40K | 6/27/2024 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 33,333 | $55K | 6/20/2024 |
| Ross Thomas M. | ▼ Sell | Open Market | 33,333 | $136K | 6/20/2024 |
| Mandell Art | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| Richard Douglas | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| Rekha Hemrajani | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| Stanley C. Erck | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| Yasir B. Al-Wakeel | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| John Joseph Johnston | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| Patrick J. Balthrop | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| William W. Brooke | ▲ Buy | Grant | 21,367 | $0 | 6/11/2024 |
| Maher Masoud | ▲ Buy | Open Market | 70,443 | $345K | 6/10/2024 |
| Maher Masoud | ▲ Buy | Open Market | 29,557 | $144K | 6/7/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 5,000 | $11K | 3/26/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 5,000 | $22K | 3/26/2024 |
| Ross Thomas M. | ▲ Buy | Grant | 25,000 | $0 | 3/15/2024 |
| David I. Sandoval | ▲ Buy | Grant | 3,913 | $0 | 3/15/2024 |
| Douglas J. Swirsky | ▲ Buy | Grant | 81,250 | $0 | 3/15/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 5,000 | $11K | 2/26/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 5,000 | $23K | 2/26/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 5,000 | $11K | 1/26/2024 |
| John Joseph Johnston | ▼ Sell | Open Market | 5,000 | $26K | 1/26/2024 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 5,000 | $11K | 12/26/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 5,000 | $23K | 12/26/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 99,442 | $4K | 12/5/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 99,442 | $514K | 12/5/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 25,008 | $1K | 12/4/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 25,008 | $125K | 12/4/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 20,200 | $808 | 12/1/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 20,200 | $101K | 12/1/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 5,350 | $214 | 11/29/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 5,350 | $27K | 11/29/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 5,000 | $11K | 11/27/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 5,000 | $23K | 11/27/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 8,717 | $14K | 11/14/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 1,283 | $3K | 11/14/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 10,000 | $37K | 11/14/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 2,841 | $5K | 8/30/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 2,841 | $11K | 8/30/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 2,059 | $3K | 8/29/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 2,059 | $8K | 8/29/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 100 | $164 | 8/28/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 100 | $370 | 8/28/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 5,000 | $8K | 7/26/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 5,000 | $24K | 7/26/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 16,757 | $670 | 7/12/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 16,757 | $84K | 7/12/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 12,798 | $512 | 7/11/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 12,798 | $65K | 7/11/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 445 | $18 | 7/10/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 445 | $2K | 7/10/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 7,471 | $12K | 6/27/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 7,471 | $33K | 6/27/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 6,817 | $7K | 6/26/2023 |
| John Joseph Johnston | ▲ Buy | Option Exercise | 712 | $1K | 6/26/2023 |
| John Joseph Johnston | ▼ Sell | Open Market | 7,529 | $34K | 6/26/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 28,883 | $1K | 6/14/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 28,883 | $146K | 6/14/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 14,968 | $599 | 6/13/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 14,968 | $75K | 6/13/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 16,149 | $646 | 5/3/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 16,149 | $81K | 5/3/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 5,583 | $12K | 4/12/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 5,583 | $28K | 4/12/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 12,718 | $509 | 4/12/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 12,718 | $64K | 4/12/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 8,451 | $18K | 4/11/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 8,451 | $42K | 4/11/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 2,182 | $87 | 4/11/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 2,182 | $11K | 4/11/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 100 | $214 | 4/10/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 100 | $500 | 4/10/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 100 | $4 | 4/10/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 100 | $500 | 4/10/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 27,193 | $58K | 4/6/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 27,193 | $137K | 4/6/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 27,862 | $1K | 4/6/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 27,862 | $140K | 4/6/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 6,967 | $15K | 4/5/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 6,967 | $35K | 4/5/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 6,961 | $278 | 4/5/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 6,961 | $35K | 4/5/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 7,266 | $16K | 4/4/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 7,266 | $37K | 4/4/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 7,470 | $299 | 4/4/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 7,470 | $38K | 4/4/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 100 | $214 | 4/3/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 100 | $501 | 4/3/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 100 | $4 | 4/3/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 100 | $501 | 4/3/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 2,607 | $6K | 3/31/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 2,607 | $13K | 3/31/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 2,607 | $104 | 3/31/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 2,607 | $13K | 3/31/2023 |
| Richard Douglas | ▲ Buy | Open Market | 80,000 | $345K | 3/29/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 11,575 | $25K | 2/2/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 11,575 | $67K | 2/2/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 10,665 | $427 | 2/2/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 10,665 | $62K | 2/2/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 2,468 | $2K | 2/1/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 15,090 | $32K | 2/1/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 17,558 | $100K | 2/1/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 19,335 | $773 | 2/1/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 19,335 | $110K | 2/1/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 10,234 | $409 | 1/5/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 10,234 | $52K | 1/5/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 9,467 | $9K | 1/5/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 9,467 | $48K | 1/5/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 9,153 | $366 | 1/4/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 9,153 | $46K | 1/4/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 9,153 | $9K | 1/4/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 9,153 | $46K | 1/4/2023 |
| Doerfler Douglas | ▲ Buy | Option Exercise | 10,613 | $425 | 1/3/2023 |
| Doerfler Douglas | ▼ Sell | Open Market | 10,613 | $54K | 1/3/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 10,513 | $10K | 1/3/2023 |
| Ross Thomas M. | ▼ Sell | Open Market | 10,513 | $54K | 1/3/2023 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 14,133 | $15K | 12/5/2022 |
| Ross Thomas M. | ▼ Sell | Open Market | 14,133 | $79K | 12/5/2022 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 15,000 | $16K | 12/2/2022 |
| Ross Thomas M. | ▼ Sell | Open Market | 15,000 | $90K | 12/2/2022 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 4,438 | $4K | 11/2/2022 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 1,266 | $1K | 11/2/2022 |
| Ross Thomas M. | ▼ Sell | Open Market | 5,704 | $39K | 11/2/2022 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 23,429 | $20K | 11/1/2022 |
| Ross Thomas M. | ▼ Sell | Open Market | 23,429 | $163K | 11/1/2022 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 4,282 | $4K | 10/11/2022 |
| Ross Thomas M. | ▼ Sell | Open Market | 4,282 | $28K | 10/11/2022 |
| Ross Thomas M. | ▲ Buy | Option Exercise | 24,851 | $21K | 10/10/2022 |