United States Healthcare Equipment & Supplies

MaxCyte Inc (MXCT)

Track

The most recent insider trading activity at MaxCyte Inc. occurred on March 17, 2026, involving a sale of 10,142 shares by the Chief Financial Officer. Prior to this, there was a notable cluster of insider buying activity in August 2025, where multiple executives and directors acquired shares. No insider transactions have been recorded in the last three months.
Ticker: MXCT Exchange: LSE
Preparing chart...
Download chart Copy chart image Copy link Share to X Share


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Sale 17 Mar 2026
Value US$2,456,410.21 | Price 219.79 | Shares 88,498 (-4.8%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-03-19 2026-03-17 S Sale
1.2
Swirsky Douglas J

CHIEF FINANCIAL OFFICER

Officer
88,498 -4.8%
219.79
US$2,456,410 		88,498 -4.8% 219.79 US$2,456,410
2025-08-13 2025-08-13 B Purchase
3.6
DOUGLAS RICHARD
Non-Executive Director
33,595 -48.5%
277.52
US$3,938,553 		33,595 -48.5% 277.52 US$3,938,553
2025-08-13 2025-08-13 B Purchase
Brooke William W
Non-Executive Director
97,913 +24.6%
19.82
US$2,542,598 		97,913 +24.6% 19.82 US$2,542,598
2025-08-13 2025-08-13 B Purchase
Masoud Maher

President and CEO

Executive Director
75,000 +75.0%
1.37
US$102,915 		75,000 +75.0% 1.37 US$102,915
2025-08-13 2025-08-13 B Purchase
1.2
Swirsky Douglas J

CHIEF FINANCIAL OFFICER

Officer
50,000 +44.7%
1.29
US$64,500 		50,000 +44.7% 1.29 US$64,500
2025-08-13 2025-08-13 B Purchase
Erck Stanley C
Non-Executive Director
100,000 +33.5%
1.37
US$137,220 		100,000 +33.5% 1.37 US$137,220
2025-08-27 2025-06-25 PlS Planned sale
1.2
Hemrajani Rekha
Non-Executive Director
10,684 -21.1%
2.09
US$22,378 		10,684 -21.1% 2.09 US$22,378
2025-06-25 2025-06-25 PrS Proposed sale
1.2
Hemrajani Rekha

Director

Non-Executive Director
10,684
2.09
US$22,378 		10,684 2.09 US$22,378
2025-03-20 2025-03-18 S Sale
Sandoval David I.

GENERAL COUNSEL

Officer
353 -0.5%
3.18
US$1,122 		353 -0.5% 3.18 US$1,122
2025-03-20 2025-03-18 S Sale
Soleymannezhad Ali

Chief Commercial Officer

Officer
1,211 -2.0%
3.18
US$3,850 		1,211 -2.0% 3.18 US$3,850
2025-03-20 2025-03-18 S Sale
1.2
Swirsky Douglas J

CHIEF FINANCIAL OFFICER

Officer
6,939 -5.8%
3.18
US$22,061 		6,939 -5.8% 3.18 US$22,061
2025-01-29 2025-01-27 PlS Planned sale
Johnston John Joseph
Non-Executive Director
3,000 -2.1%
4.65
US$13,935 		3,000 -2.1% 4.65 US$13,935
2025-01-14 2025-01-13 S Sale
Sandoval David I.

GENERAL COUNSEL

Officer
4,466 -9.7%
4.54
US$20,272 		4,466 -9.7% 4.54 US$20,272
2024-12-31 2024-12-26 S Sale John Johnston

Non-Executive Director

Executive Director
3,000
4.01
US$12,020 		3,000 4.01 US$12,020
2024-12-30 2024-12-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
3,000 -2.1%
4.01
US$12,021 		3,000 -2.1% 4.01 US$12,021
2024-12-26 2024-12-26 PrS Proposed sale
Johnston John Joseph

Affiliate
12,000
4.11
US$49,320 		12,000 4.11 US$49,320
2024-12-10 2024-12-09 PlS Planned sale
Johnston John Joseph
Non-Executive Director
2,495 -1.7%
3.79
US$9,459 		2,495 -1.7% 3.79 US$9,459
2024-12-10 2024-12-06 PlS Planned sale
Johnston John Joseph
Non-Executive Director
505 -0.4%
3.70
US$1,869 		505 -0.4% 3.70 US$1,869
2024-11-06 2024-11-01 S Sale
Stanley Erck

Non-Executive Director

Executive Director
47,689
3.72
US$177,198 		47,689 3.72 US$177,198
2024-11-05 2024-11-01 PlS Planned sale
Erck Stanley C
Non-Executive Director
47,689 -15.1%
3.72
US$177,403 		47,689 -15.1% 3.72 US$177,403
2024-10-31 2024-10-28 S Sale John Johnston

Non-Executive Director

Executive Director
3,000
3.72
US$11,167 		3,000 3.72 US$11,167
2024-10-30 2024-10-28 PlS Planned sale
Johnston John Joseph
Non-Executive Director
3,000 -2.1%
3.72
US$11,166 		3,000 -2.1% 3.72 US$11,166
2024-10-03 2024-10-02 S Sale
Stanley Erck

Non-Executive Director

Executive Director
21,607
3.71
US$80,229 		21,607 3.71 US$80,229
2024-10-02 2024-10-02 PlS Planned sale
Erck Stanley C
Non-Executive Director
21,607 -7.4%
3.71
US$80,162 		21,607 -7.4% 3.71 US$80,162
2024-10-03 2024-10-01 S Sale
Stanley Erck

Non-Executive Director

Executive Director
26,082
3.78
US$98,548 		26,082 3.78 US$98,548
2024-10-02 2024-10-01 PlS Planned sale
Erck Stanley C
Non-Executive Director
26,082 -8.8%
3.78
US$98,590 		26,082 -8.8% 3.78 US$98,590
2024-10-01 2024-09-26 S Sale John Johnston

Non-Executive Director

Executive Director
3,000
3.82
US$11,460 		3,000 3.82 US$11,460
2024-09-30 2024-09-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
3,000 -2.1%
3.82
US$11,460 		3,000 -2.1% 3.82 US$11,460
2024-09-26 2024-09-26 PrS Proposed sale
Johnston John Joseph

Affiliate
9,000
3.81
US$34,290 		9,000 3.81 US$34,290
2024-09-06 2024-09-04 S Sale
Stanley Erck

Non-Executive Director

Executive Director
29,767
3.97
US$118,133 		29,767 3.97 US$118,133
2024-09-05 2024-09-04 PlS Planned sale
Erck Stanley C
Non-Executive Director
29,767 -10.0%
3.97
US$118,175 		29,767 -10.0% 3.97 US$118,175
2024-09-06 2024-09-03 S Sale
Stanley Erck

Non-Executive Director

Executive Director
17,922
4.10
US$73,441 		17,922 4.10 US$73,441
2024-09-05 2024-09-03 PlS Planned sale
Erck Stanley C
Non-Executive Director
17,922 -6.2%
4.10
US$73,480 		17,922 -6.2% 4.10 US$73,480
2024-09-03 2024-09-03 PrS Proposed sale
Erck Stanley C

Officer

Officer
143,067
4.32
US$618,049 		143,067 4.32 US$618,049
2024-08-29 2024-08-26 S Sale John Johnston

Non-Executive Director

Executive Director
3,000
4.28
US$12,841 		3,000 4.28 US$12,841
2024-08-28 2024-08-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
3,000 -2.1%
4.28
US$12,840 		3,000 -2.1% 4.28 US$12,840
2024-08-05 2024-08-02 PlS Planned sale
Ross Thomas M.

EVP, GLOBAL SALES

Officer
17,857 -41.7%
4.36
US$77,874 		17,857 -41.7% 4.36 US$77,874
2024-08-05 2024-08-01 PlS Planned sale
Ross Thomas M.

EVP, GLOBAL SALES

Officer
15,476 -38.2%
4.54
US$70,261 		15,476 -38.2% 4.54 US$70,261
2024-07-31 2024-07-26 S Sale John Johnston

Non-Executive Director

Executive Director
3,000
4.75
US$14,239 		3,000 4.75 US$14,239
2024-07-30 2024-07-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
3,000 -2.1%
4.75
US$14,238 		3,000 -2.1% 4.75 US$14,238
2024-07-10 2024-07-09 PlS Planned sale
Ross Thomas M.

EVP, GLOBAL SALES

Officer
13,531 -35.1%
4.03
US$54,584 		13,531 -35.1% 4.03 US$54,584
2024-07-10 2024-07-08 PlS Planned sale
Ross Thomas M.

EVP, GLOBAL SALES

Officer
19,802 -44.2%
4.03
US$79,782 		19,802 -44.2% 4.03 US$79,782
2024-07-02 2024-06-27 S Sale John Johnston

Non-Executive Director

Executive Director
10,000
3.99
US$39,898 		10,000 3.99 US$39,898
2024-07-01 2024-06-27 PlS Planned sale
Johnston John Joseph
Non-Executive Director
10,000 -6.6%
3.99
US$39,900 		10,000 -6.6% 3.99 US$39,900
2024-06-27 2024-06-27 PrS Proposed sale
Johnston John Joseph

Affiliate
16,000
3.98
US$63,680 		16,000 3.98 US$63,680
2024-06-24 2024-06-20 PlS Planned sale
Ross Thomas M.

EVP, GLOBAL SALES

Officer
33,333 -57.1%
4.09
US$136,465 		33,333 -57.1% 4.09 US$136,465
2024-06-20 2024-06-20 PrS Proposed sale
Ross Thomas M.

Officer

Officer
133,332
4.41
US$587,994 		133,332 4.41 US$587,994
2024-06-11 2024-06-10 B Purchase
Maher Masoud

President, CEO and Director

Executive Director
70,443
4.90
US$345,248 		70,443 4.90 US$345,248
2024-06-10 2024-06-10 B Purchase
Masoud Maher

President and CEO

Executive Director
70,443 +238.3%
4.90
US$345,241 		70,443 +238.3% 4.90 US$345,241
2024-06-11 2024-06-07 B Purchase
Maher Masoud

President, CEO and Director

Executive Director
29,557
4.87
US$143,824 		29,557 4.87 US$143,824
2024-06-10 2024-06-07 B Purchase
Masoud Maher

President and CEO

Executive Director
29,557 +inf%
4.87
US$143,824 		29,557 +inf% 4.87 US$143,824
2024-04-02 2024-03-26 S Sale John Johnston

Non-Executive Director

Executive Director
5,000
4.41
US$22,026 		5,000 4.41 US$22,026
2024-03-28 2024-03-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
5,000 -4.0%
4.41
US$22,025 		5,000 -4.0% 4.41 US$22,025
2024-02-29 2024-02-26 S Sale John Johnston

Non-Executive Director

Executive Director
5,000
4.60
US$23,002 		5,000 4.60 US$23,002
2024-02-28 2024-02-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
5,000 -4.0%
4.60
US$23,005 		5,000 -4.0% 4.60 US$23,005
2024-02-26 2024-02-26 PrS Proposed sale
Johnston John Joseph

Affiliate
10,000
4.59
US$45,900 		10,000 4.59 US$45,900
2024-01-31 2024-01-26 S Sale John Johnston

Non-Executive Director

Executive Director
5,000
5.12
US$25,582 		5,000 5.12 US$25,582
2024-01-30 2024-01-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
5,000 -4.0%
5.12
US$25,585 		5,000 -4.0% 5.12 US$25,585
2023-12-29 2023-12-26 S Sale John Johnston

Non-Executive Director

Executive Director
5,000
4.53
US$22,663 		5,000 4.53 US$22,663
2023-12-28 2023-12-26 PlS Planned sale
Johnston John Joseph
Non-Executive Director
5,000 -4.0%
4.53
US$22,650 		5,000 -4.0% 4.53 US$22,650
2023-12-07 2023-12-05 S Sale
Doug Doerfler

Chief Executive Officer

Officer
99,442
5.17
US$514,483 		99,442 5.17 US$514,483
2023-12-06 2023-12-05 PlS Planned sale
Doerfler Douglas

President and CEO

Executive Director
99,442 -23.0%
5.17
US$514,115 		99,442 -23.0% 5.17 US$514,115
2023-12-07 2023-12-04 S Sale
Doug Doerfler

Chief Executive Officer

Officer
25,008
5.01
US$125,178 		25,008 5.01 US$125,178
2023-12-06 2023-12-04 PlS Planned sale
Doerfler Douglas

President and CEO

Executive Director
25,008 -7.0%
5.01
US$125,290 		25,008 -7.0% 5.01 US$125,290
2023-12-04 2023-12-01 S Sale
Doug Doerfler

Chief Executive Officer

Officer
20,200
5.00
US$101,000 		20,200 5.00 US$101,000
2023-12-01 2023-12-01 PlS Planned sale
Doerfler Douglas

President and CEO

Executive Director
20,200 -5.7%
5.00
US$101,000 		20,200 -5.7% 5.00 US$101,000
2023-12-04 2023-11-29 S Sale
Doug Doerfler

Chief Executive Officer

Officer
5,350
5.00
US$26,763 		5,350 5.00 US$26,763
2023-12-01 2023-11-29 PlS Planned sale
Doerfler Douglas

President and CEO

Executive Director
5,350 -1.6%
5.00
US$26,750 		5,350 -1.6% 5.00 US$26,750
2023-11-29 2023-11-29 PrS Proposed sale
Doerfler Douglas

Officer

Officer
150,000
4.68
US$702,000 		150,000 4.68 US$702,000
2023-11-30 2023-11-27 S Sale John Johnston

Non-Executive Director

Executive Director
5,000
4.59
US$22,959 		5,000 4.59 US$22,959
2023-11-29 2023-11-27 PlS Planned sale
Johnston John Joseph
Non-Executive Director
5,000 -4.0%
4.59
US$22,950 		5,000 -4.0% 4.59 US$22,950
2023-11-16 2023-11-14 PlS Planned sale
Johnston John Joseph
Non-Executive Director
10,000 -7.7%
3.71
US$37,100 		10,000 -7.7% 3.71 US$37,100
2023-11-14 2023-11-14 PrS Proposed sale
Johnston John Joseph

Affiliate
20,000
3.71
US$74,200 		20,000 3.71 US$74,200
2023-09-01 2023-08-30 S Sale John Johnston

Non-Executive Director

Executive Director
2,841
3.70
US$10,523 		2,841 3.70 US$10,523
2023-08-30 2023-08-30 PlS Planned sale
Johnston John Joseph
Non-Executive Director
2,841 -2.3%
3.70
US$10,512 		2,841 -2.3% 3.70 US$10,512
Explore more

More insider trading research around MaxCyte Inc

More insider trades in United States
Similar Healthcare companies with insider activity
More Healthcare Services companies with insider activity
More Healthcare Equipment & Supplies companies with insider activity
Insider trading in North America