CMBM Insider Trading

CMBM · full profile →Last filing Feb 27, 2026
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 P/S transactions
Build

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
Feb 27, 2026Cada-Bartoli Melissa ElizabethGlobal Controller and CAOTax withholding(F)59$1.12$66
Feb 18, 2026Kurk Morgan C SPresident and CEO, DirectorTax withholding(F)2K$1.21$3K
Jan 10, 2026Vivek VibhuSenior VP, ProductsTax withholding(F)895$1.49$1K
Dec 1, 2025Cada-Bartoli Melissa ElizabethGlobal Controller and CAOTax withholding(F)50$1.83$92
Nov 18, 2025Kurk Morgan C SPresident and CEO, DirectorTax withholding(F)2K$2.61$5K
Oct 10, 2025Vivek VibhuSenior VP, ProductsTax withholding(F)895$0.77$689
Sep 1, 2025Cada-Bartoli Melissa ElizabethGlobal Controller and CAOTax withholding(F)48$0.76$36
Aug 18, 2025Kurk Morgan C SPresident and CEO, DirectorTax withholding(F)14K$0.69$10K
Aug 15, 2025Sayer JacobChief Financial OfficerTax withholding(F)550$0.70$385
Jul 10, 2025Vivek VibhuSenior VP, ProductsTax withholding(F)4K$0.44$2K
Jun 1, 2025Cada-Bartoli Melissa ElizabethGlobal Controller and CAOTax withholding(F)59$0.32$19
May 16, 2025Sayer JacobChief Financial OfficerTax withholding(F)3K$0.47$1K
Mar 28, 2025Cada-Bartoli Melissa ElizabethGlobal Controller and CAOTax withholding(F)42$0.70$29
Feb 28, 2025Cada-Bartoli Melissa ElizabethGlobal Controller and CAOTax withholding(F)59$0.82$48
Dec 27, 2024Cada-Bartoli Melissa ElizabethSee RemarksTax withholding(F)34$0.86$29
Dec 2, 2024Cada-Bartoli Melissa ElizabethSee RemarksSell(S)50$1.23$62
Aug 23, 2024Nirwan ArchanaChief Human Resources OfficerTax withholding(F)669$1.78$1K
Aug 1, 2024Becerril John MonroyController & Chief Acct Off'rTax withholding(F)147$2.03$298
Jul 10, 2024Vivek VibhuSenior VP, ProductsGrant(A)40K$0
May 24, 2024Nirwan ArchanaChief Human Resources OfficerTax withholding(F)3K$3.25$9K
May 16, 2024Kurk Morgan C SPresident and CEO, DirectorGrant(A)500K$0
May 16, 2024Sayer JacobChief Financial OfficerGrant(A)30K$0
May 16, 2024Sayer JacobChief Financial OfficerGrant(A)200K$0
May 1, 2024Becerril John MonroyController & Chief Acct Off'rTax withholding(F)147$3.75$551
Mar 18, 2024Becerril John MonroyController & Chief Acct Off'rGrant(A)30K$0
Mar 18, 2024de Graaf RaymondSenior VP, OperationsGrant(A)27K$0
Mar 18, 2024Imhoff ScottSenior VP, Product MgmtGrant(A)27K$0
Mar 18, 2024Nirwan ArchanaChief Human Resources OfficerGrant(A)14K$0
Mar 18, 2024Rau SallyGeneral CounselGrant(A)30K$0
Mar 18, 2024Sheppeck BryanSenior VP, Global SalesGrant(A)27K$0
Mar 18, 2024Vivek VibhuSenior VP, ProductsGrant(A)30K$0
Mar 13, 2024Vivek VibhuSenior VP, ProductsTax withholding(F)1K$4.44$6K
Mar 13, 2024de Graaf RaymondSenior VP, OperationsTax withholding(F)659$4.44$3K
Feb 1, 2024Becerril John MonroyController & Chief Acct Off'rTax withholding(F)147$4.33$637
Jan 14, 2024Bronstein Andrew PCFOTax withholding(F)843$4.83$4K
Dec 13, 2023Vivek VibhuSenior VP, ProductsTax withholding(F)1K$4.81$6K
Dec 13, 2023de Graaf RaymondSenior VP, OperationsTax withholding(F)565$4.81$3K
Dec 7, 2023Verma VikramDirectorBuy(P)500$4.58$2K
Dec 6, 2023Verma VikramDirectorBuy(P)1K$4.60$5K
Dec 5, 2023Verma VikramDirectorBuy(P)2K$4.61$7K
Dec 4, 2023Verma VikramDirectorBuy(P)1K$4.75$5K
Nov 16, 2023Lynch Kevin JDirectorBuy(P)16K$4.03$63K
Nov 15, 2023Nirwan ArchanaChief Human Resources OfficerBuy(P)5K$4.13$20K
Nov 1, 2023Becerril John MonroyController & Chief Acct Off'rTax withholding(F)497$4.71$2K
Oct 24, 2023Becerril John MonroyController & Chief Acct Off'rGrant(A)12K$0
Oct 17, 2023Becerril John MonroyController & Chief Acct Off'rGrant(A)12K$0
Oct 17, 2023de Graaf RaymondSenior VP, OperationsGrant(A)25K$0
Oct 17, 2023Imhoff ScottSenior VP, Product MgmtGrant(A)25K$0
Oct 17, 2023Rau SallyGeneral CounselGrant(A)25K$0
Oct 17, 2023Sheppeck BryanSenior VP, Global SalesGrant(A)25K$0
Oct 17, 2023Vivek VibhuSenior VP, ProductsGrant(A)25K$0
Oct 14, 2023Bronstein Andrew PCFOTax withholding(F)711$5.06$4K
Sep 25, 2023Kurk Neal MInsiderDisposed to issuer(D)11K$7.00$79K
Sep 13, 2023de Graaf RaymondSenior VP, OperationsTax withholding(F)565$7.70$4K
Sep 13, 2023Ryan Ronald GSenior VP, Gbl Channel MgmtTax withholding(F)381$7.70$3K
Sep 13, 2023Vivek VibhuSenior VP, ProductsTax withholding(F)1K$7.70$9K
Sep 11, 2023Verma VikramDirectorGrant(A)12K$0
Sep 11, 2023Verma VikramDirectorGrant(A)80K$0
Sep 11, 2023Amen Robert SDirector, 10% OwnerGrant(A)80K$0
Sep 11, 2023Felt Bruce C. Jr.DirectorGrant(A)22K$0
Sep 11, 2023Felt Bruce C. Jr.DirectorGrant(A)80K$0
Sep 11, 2023Lynch Kevin JDirectorGrant(A)60K$0
Sep 11, 2023Slusky Alexander RDirector, 10% OwnerGrant(A)80K$0
Aug 23, 2023Kurk Neal MInsiderBuy(P)11K$8.82$99K
Aug 18, 2023Kurk Morgan C SPresident and CEO, DirectorGrant(A)100K$0
Aug 18, 2023Kurk Morgan C SPresident and CEO, DirectorGrant(A)500K$0
Jul 14, 2023Bronstein Andrew PCFOTax withholding(F)711$14.85$11K
Jun 13, 2023Vivek VibhuSenior VP, ProductsTax withholding(F)1K$16.15$19K
Jun 13, 2023de Graaf RaymondSenior VP, OperationsTax withholding(F)565$16.15$9K
Jun 13, 2023Ryan Ronald GSenior VP, Gbl Channel MgmtTax withholding(F)381$16.15$6K
Jun 7, 2023Rau SallyGeneral CounselSell(S)6K$17.29$97K
Jun 7, 2023Rau SallyGeneral CounselOption exercise(M)6K$6.34$36K
Jun 7, 2023Rau SallyGeneral CounselOption exercise(M)6K$0
May 24, 2023Nirwan ArchanaChief Human Resources OfficerGrant(A)30K$0
May 24, 2023Nirwan ArchanaChief Human Resources OfficerGrant(A)50K$0
Apr 14, 2023Bronstein Andrew PCFOTax withholding(F)3K$16.62$47K
Mar 13, 2023Vivek VibhuSenior VP, ProductsTax withholding(F)1K$18.54$26K
Mar 13, 2023de Graaf RaymondSenior VP, OperationsTax withholding(F)664$18.54$12K
Mar 13, 2023Ryan Ronald GSenior VP, Gbl Channel MgmtTax withholding(F)464$18.54$9K
Mar 6, 2023Vivek VibhuSenior VP, ProductsSell(S)22K$20.27$451K
Mar 6, 2023Vivek VibhuSenior VP, ProductsOption exercise(M)15K$6.34$95K
Mar 6, 2023Vivek VibhuSenior VP, ProductsOption exercise(M)15K$0
Dec 13, 2022Vivek VibhuSenior VP, ProductsTax withholding(F)1K$20.90$25K
Dec 13, 2022Ryan Ronald GSenior VP, Gbl Channel MgmtTax withholding(F)381$20.90$8K
Dec 13, 2022de Graaf RaymondSenior VP, OperationsTax withholding(F)565$20.90$12K
Nov 30, 2022Vivek VibhuSenior VP, ProductsSell(S)2K$20.75$47K
Nov 25, 2022Vivek VibhuSenior VP, ProductsSell(S)3K$20.21$68K
Nov 18, 2022Ryan Ronald GSenior VP, Gbl Channel MgmtSell(S)9K$20.97$193K
Nov 1, 2022Becerril John MonroyController & Chief Acct Off'rGrant(A)7K$0
Sep 13, 2022de Graaf RaymondSenior VP, OperationsTax withholding(F)565$17.87$10K
Sep 13, 2022Vivek VibhuSenior VP, ProductsTax withholding(F)1K$17.87$21K
Sep 13, 2022Ryan Ronald GSenior VP, Gbl Channel MgmtTax withholding(F)381$17.87$7K
Sep 9, 2022Rau SallyGeneral CounselOption exercise(M)6K$6.34$36K
Sep 9, 2022Rau SallyGeneral CounselSell(S)6K$18.27$103K
Sep 9, 2022Rau SallyGeneral CounselOption exercise(M)6K$0
Sep 2, 2022Bhatnagar AtulCEO, DirectorGrant(A)150K$0
Jun 13, 2022Vivek VibhuSenior VP, ProductsTax withholding(F)1K$13.70$16K
Jun 13, 2022Ryan Ronald GSenior VP, Gbl Channel MgmtTax withholding(F)381$13.70$5K
Jun 13, 2022de Graaf RaymondSenior VP, OperationsTax withholding(F)565$13.70$8K
Jun 1, 2022Sheppeck BryanSenior VP, Global SalesGrant(A)44K$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.

Coverage: Form 4 filings indexed 2021-03-292026-07-14. Earlier history is backfilling; this window widens as it deepens.

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