MXCT Insider Trading

Maxcyte, Inc. · full profile →Last filing Mar 27, 2026
Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$8K
1 insiders
Net Insider Flow
-$8K
open market, 180d
Reporting Insiders
1
1 P/S transactions
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Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Mar 27, 2026Masoud MaherPresident and CEO, DirectorGrant(A)300K$0
Mar 27, 2026Masoud MaherPresident and CEO, DirectorGrant(A)600K$0
Mar 17, 2026Swirsky Douglas JCHIEF FINANCIAL OFFICERSell(S)10K$0.82$8K
Aug 13, 2025Brooke William WDirectorBuy(P)50K$1.29$65K
Aug 13, 2025Douglas RichardDirectorBuy(P)80K$1.39$111K
Aug 13, 2025Erck Stanley CDirectorBuy(P)100K$1.37$137K
Aug 13, 2025Masoud MaherPresident and CEO, DirectorBuy(P)75K$1.37$103K
Aug 13, 2025Swirsky Douglas JCHIEF FINANCIAL OFFICERBuy(P)50K$1.29$65K
Jun 25, 2025Hemrajani RekhaDirectorSell(S)11K$2.09$22K
Jun 18, 2025Al-Wakeel Yasir B.DirectorGrant(A)29K$0
Jun 18, 2025Al-Wakeel Yasir B.DirectorGrant(A)51K$0
Jun 18, 2025Balthrop Patrick JDirectorGrant(A)29K$0
Jun 18, 2025Balthrop Patrick JDirectorGrant(A)51K$0
Jun 18, 2025Brooke William WDirectorGrant(A)29K$0
Jun 18, 2025Brooke William WDirectorGrant(A)51K$0
Jun 18, 2025Collins CynthiaDirectorGrant(A)29K$0
Jun 18, 2025Collins CynthiaDirectorGrant(A)51K$0
Jun 18, 2025Douglas RichardDirectorGrant(A)29K$0
Jun 18, 2025Douglas RichardDirectorGrant(A)51K$0
Jun 18, 2025Erck Stanley CDirectorGrant(A)29K$0
Jun 18, 2025Erck Stanley CDirectorGrant(A)51K$0
Jun 18, 2025Hemrajani RekhaDirectorGrant(A)29K$0
Jun 18, 2025Hemrajani RekhaDirectorGrant(A)51K$0
Jun 18, 2025Johnston John JosephDirectorGrant(A)29K$0
Jun 18, 2025Johnston John JosephDirectorGrant(A)51K$0
Mar 18, 2025Swirsky Douglas JCHIEF FINANCIAL OFFICERSell(S)7K$3.18$22K
Mar 18, 2025Sandoval David I.GENERAL COUNSELSell(S)353$3.18$1K
Mar 18, 2025Soleymannezhad AliChief Commercial OfficerSell(S)1K$3.18$4K
Mar 14, 2025Masoud MaherPresident and CEO, DirectorGrant(A)348K$0
Mar 14, 2025Swirsky Douglas JCHIEF FINANCIAL OFFICERGrant(A)38K$0
Mar 14, 2025Swirsky Douglas JCHIEF FINANCIAL OFFICERGrant(A)150K$0
Mar 14, 2025Sandoval David I.GENERAL COUNSELGrant(A)23K$0
Mar 14, 2025Sandoval David I.GENERAL COUNSELGrant(A)93K$0
Mar 14, 2025Soleymannezhad AliChief Commercial OfficerGrant(A)35K$0
Mar 14, 2025Soleymannezhad AliChief Commercial OfficerGrant(A)139K$0
Jan 27, 2025Johnston John JosephDirectorSell(S)3K$4.65$14K
Jan 27, 2025Johnston John JosephDirectorOption exercise(M)3K$2.93$9K
Jan 27, 2025Johnston John JosephDirectorOption exercise(M)3K$0
Jan 13, 2025Sandoval David I.GENERAL COUNSELSell(S)4K$4.54$20K
Dec 26, 2024Johnston John JosephDirectorOption exercise(M)3K$2.93$9K
Dec 26, 2024Johnston John JosephDirectorSell(S)3K$4.01$12K
Dec 26, 2024Johnston John JosephDirectorOption exercise(M)3K$0
Dec 9, 2024Johnston John JosephDirectorSell(S)2K$3.79$9K
Dec 9, 2024Johnston John JosephDirectorOption exercise(M)483$2.93$1K
Dec 9, 2024Johnston John JosephDirectorOption exercise(M)1K$1.64$2K
Dec 9, 2024Johnston John JosephDirectorOption exercise(M)891$2.93$3K
Dec 9, 2024Johnston John JosephDirectorOption exercise(M)1K$0
Dec 9, 2024Johnston John JosephDirectorOption exercise(M)891$0
Dec 9, 2024Johnston John JosephDirectorOption exercise(M)483$0
Dec 6, 2024Johnston John JosephDirectorOption exercise(M)505$2.93$1K
Dec 6, 2024Johnston John JosephDirectorSell(S)505$3.70$2K
Dec 6, 2024Johnston John JosephDirectorOption exercise(M)505$0
Nov 1, 2024Erck Stanley CDirectorOption exercise(M)48K$0.04$2K
Nov 1, 2024Erck Stanley CDirectorSell(S)48K$3.72$177K
Nov 1, 2024Erck Stanley CDirectorOption exercise(M)48K$0
Oct 28, 2024Johnston John JosephDirectorSell(S)3K$3.72$11K
Oct 28, 2024Johnston John JosephDirectorOption exercise(M)3K$2.93$9K
Oct 28, 2024Johnston John JosephDirectorOption exercise(M)3K$0
Oct 14, 2024Collins CynthiaDirectorGrant(A)52K$0
Oct 14, 2024Collins CynthiaDirectorGrant(A)98K$0
Oct 2, 2024Erck Stanley CDirectorOption exercise(M)22K$0.04$864
Oct 2, 2024Erck Stanley CDirectorSell(S)22K$3.71$80K
Oct 2, 2024Erck Stanley CDirectorOption exercise(M)22K$0
Oct 1, 2024Erck Stanley CDirectorSell(S)26K$3.78$99K
Oct 1, 2024Erck Stanley CDirectorOption exercise(M)26K$0.04$1K
Oct 1, 2024Erck Stanley CDirectorOption exercise(M)26K$0
Sep 26, 2024Johnston John JosephDirectorSell(S)3K$3.82$11K
Sep 26, 2024Johnston John JosephDirectorOption exercise(M)3K$2.93$9K
Sep 26, 2024Johnston John JosephDirectorOption exercise(M)3K$0
Sep 16, 2024Soleymannezhad AliChief Commercial OfficerGrant(A)10K$0
Sep 16, 2024Soleymannezhad AliChief Commercial OfficerGrant(A)21K$0
Sep 4, 2024Erck Stanley CDirectorOption exercise(M)30K$0.04$1K
Sep 4, 2024Erck Stanley CDirectorSell(S)30K$3.97$118K
Sep 4, 2024Erck Stanley CDirectorOption exercise(M)30K$0
Sep 3, 2024Erck Stanley CDirectorOption exercise(M)18K$0.04$717
Sep 3, 2024Erck Stanley CDirectorSell(S)18K$4.10$73K
Sep 3, 2024Erck Stanley CDirectorOption exercise(M)18K$0
Aug 26, 2024Johnston John JosephDirectorOption exercise(M)3K$2.93$9K
Aug 26, 2024Johnston John JosephDirectorSell(S)3K$4.28$13K
Aug 26, 2024Johnston John JosephDirectorOption exercise(M)3K$0
Aug 2, 2024Ross Thomas M.EVP, GLOBAL SALESSell(S)18K$4.36$78K
Aug 2, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)18K$1.64$29K
Aug 2, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)18K$0
Aug 1, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)15K$1.64$25K
Aug 1, 2024Ross Thomas M.EVP, GLOBAL SALESSell(S)15K$4.54$70K
Aug 1, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)15K$0
Jul 26, 2024Johnston John JosephDirectorOption exercise(M)3K$2.93$9K
Jul 26, 2024Johnston John JosephDirectorSell(S)3K$4.75$14K
Jul 26, 2024Johnston John JosephDirectorOption exercise(M)3K$0
Jul 9, 2024Ross Thomas M.EVP, GLOBAL SALESSell(S)14K$4.03$55K
Jul 9, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)14K$1.64$22K
Jul 9, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)14K$0
Jul 8, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)20K$1.64$32K
Jul 8, 2024Ross Thomas M.EVP, GLOBAL SALESSell(S)20K$4.03$80K
Jul 8, 2024Ross Thomas M.EVP, GLOBAL SALESOption exercise(M)20K$0
Jun 27, 2024Johnston John JosephDirectorOption exercise(M)5K$1.64$8K
Jun 27, 2024Johnston John JosephDirectorOption exercise(M)5K$2.93$15K
Jun 27, 2024Johnston John JosephDirectorSell(S)10K$3.99$40K
Jun 27, 2024Johnston John JosephDirectorOption exercise(M)5K$0
Jun 27, 2024Johnston John JosephDirectorOption exercise(M)5K$0

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).