MAXCYTE, INC. (MXCT) insider trading

By person

19 insiders · 106 transactions

0.6×

Maher Masoud holds only 0.6 times base salary in stock. $387.13K of shares against $590.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Maher Masoud last reported holding, valued at $0.82, the price Common Stock was last bought or sold at on the open market here, on 17 Mar 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Douglas Doerfler

President and CEO

—

$5.54M (26) scheduled

−$5.54M

333,197

0.3228%

$271.56K

−23.1%

Casdin Partners Master Fund, L.P. entity

10% owner

$23.40M (1)

$18.44M (2)

+$4.96M

10,000,000

9.69%

$8.15M

−17.8%

Thomas M. Ross

EVP, Global Sales

—

$3.13M (27) scheduled

−$3.13M

25,000

0.0242%

$20.38K

—

Amanda Louise Murphy

Chief Financial Officer

—

$1.85M (3) scheduled

−$1.85M

0.0000%

$0.00

—

Ron Holtz

Chief Financial Officer

—

$1.84M (3) scheduled

−$1.84M

125,251

0.1214%

$102.08K

−16.6%

Richard Douglas

Director

$678.92K (3)

—

+$678.92K

260,998

0.2529%

$212.71K

—

Stanley C Erck

Director

$137.22K (1)

$547.81K (5) scheduled

−$410.59K

428,749

0.4154%

$349.43K

+73.1%

John Joseph Johnston

Director

—

$389.06K (21) scheduled

−$389.06K

201,581

0.1953%

$164.29K

+67.2%

Maher Masoud

President and CEO

$591.98K (3)

$923.38K (3) scheduled

−$331.40K

475,000

0.4602%

$387.13K

—

William W Brooke

Director

$64.50K (1)

—

+$64.50K

181,300

0.1757%

$147.76K

+260.4%

Douglas J Swirsky

Chief Financial Officer

$64.50K (1)

$30.33K (2)

+$34.17K

151,669

0.1470%

$123.61K

—

Rekha Hemrajani

Director

—

$22.38K (1) scheduled

−$22.38K

70,314

0.0681%

$57.31K

—

David I. Sandoval

General Counsel

—

$21.39K (2)

−$21.39K

64,219

0.0622%

$52.34K

+52.9%

Ali Soleymannezhad

Chief Commercial Officer

—

$3.85K (1)

−$3.85K

59,439

0.0576%

$48.44K

+280.4%

Art Mandell

Director

—

395,851

0.3836%

$322.62K

+5.7%

Parmeet Ahuja

Chief Financial Officer

—

187,500

0.1817%

$152.81K

—

Cynthia Collins

Director

—

111,310

0.1079%

$90.72K

—

Patrick J Balthrop

Director

—

80,998

0.0785%

$66.01K

—

Yasir B. Al-Wakeel

Director

—

80,998

0.0785%

$66.01K

—

MAXCYTE, INC.

What the insiders did Net buying

By person