MBBC Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$120K
4 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$120K
open market, 180d
Reporting Insiders
4
25 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
Jun 28, 2026Cornish TerrySVP and CCOTax withholding(F)247$15.49$4K
Jun 28, 2026Knopf MichelleEVP and COOTax withholding(F)225$15.49$3K
Jun 28, 2026Selting-Buchberger JoySVP and CFOTax withholding(F)522$15.49$8K
Jun 28, 2026Spatz NoraEVP and CAOTax withholding(F)503$15.49$8K
Jun 28, 2026Zillges Nicholas WPresident and CEO, DirectorTax withholding(F)1K$15.49$20K
Jun 16, 2026Zillges Nicholas WPresident and CEO, DirectorBuy(P)970$15.00$15K
Jun 15, 2026Werth Ann MDirectorGrant(A)8K$0
Jun 15, 2026Werth Ann MDirectorGrant(A)3K$0
Jun 15, 2026Spatz NoraEVP and CAOGrant(A)11K$0
Jun 15, 2026Spatz NoraEVP and CAOGrant(A)6K$0
Jun 15, 2026Grimm Thomas LDirectorGrant(A)3K$0
Jun 15, 2026Grimm Thomas LDirectorGrant(A)8K$0
Jun 15, 2026Wimmer Timothy RDirectorGrant(A)3K$0
Jun 15, 2026Wimmer Timothy RDirectorGrant(A)8K$0
Jun 15, 2026Knopf MichelleEVP and COOGrant(A)5K$0
Jun 15, 2026Knopf MichelleEVP and COOGrant(A)10K$0
Jun 15, 2026Zientara AmyDirectorGrant(A)3K$0
Jun 15, 2026Zientara AmyDirectorGrant(A)8K$0
Jun 15, 2026Cornish TerrySVP and CCOGrant(A)4K$0
Jun 15, 2026Cornish TerrySVP and CCOGrant(A)7K$0
Jun 15, 2026Zillges Nicholas WPresident and CEO, DirectorGrant(A)17K$0
Jun 15, 2026Zillges Nicholas WPresident and CEO, DirectorGrant(A)42K$0
Jun 10, 2026Spatz NoraEVP and CAOBuy(P)602$14.75$9K
Jun 10, 2026Cornish TerrySVP and CCOBuy(P)219$14.75$3K
Jun 10, 2026Zillges Nicholas WPresident and CEO, DirectorBuy(P)170$14.75$3K
Jun 10, 2026Knopf MichelleEVP and COOBuy(P)164$14.75$2K
Jun 9, 2026Spatz NoraEVP and CAOBuy(P)2K$14.50$28K
Jun 9, 2026Cornish TerrySVP and CCOBuy(P)693$14.50$10K
Jun 9, 2026Zillges Nicholas WPresident and CEO, DirectorBuy(P)537$14.50$8K
Jun 9, 2026Knopf MichelleEVP and COOBuy(P)519$14.50$8K
Jun 8, 2026Spatz NoraEVP and CAOBuy(P)197$14.24$3K
Jun 8, 2026Cornish TerrySVP and CCOBuy(P)71$14.24$1K
Jun 8, 2026Zillges Nicholas WPresident and CEO, DirectorBuy(P)55$14.24$783
Jun 8, 2026Knopf MichelleEVP and COOBuy(P)54$14.24$769
Jun 5, 2026Spatz NoraEVP and CAOBuy(P)320$14.25$5K
Jun 5, 2026Cornish TerrySVP and CCOBuy(P)116$14.25$2K
Jun 5, 2026Zillges Nicholas WPresident and CEO, DirectorBuy(P)90$14.25$1K
Jun 5, 2026Knopf MichelleEVP and COOBuy(P)87$14.25$1K
Jun 4, 2026Spatz NoraEVP and CAOBuy(P)74$13.77$1K
Jun 4, 2026Cornish TerrySVP and CCOBuy(P)27$13.77$372
Jun 4, 2026Zillges Nicholas WPresident and CEO, DirectorBuy(P)21$13.77$289
Jun 4, 2026Knopf MichelleEVP and COOBuy(P)20$13.77$275
Jun 3, 2026Zientara AmyDirectorOption exercise(M)4K$8.13$29K
Jun 3, 2026Zientara AmyDirectorOption exercise(M)899$6.48$6K
Jun 3, 2026Zientara AmyDirectorOption exercise(M)4K$0
Jun 3, 2026Zientara AmyDirectorOption exercise(M)899$0
Jun 3, 2026Spatz NoraEVP and CAOOption exercise(M)1K$8.13$10K
Jun 3, 2026Spatz NoraEVP and CAOOption exercise(M)1K$0
Jun 3, 2026Zillges Nicholas WPresident and CEO, DirectorOption exercise(M)2K$6.48$10K
Jun 3, 2026Zillges Nicholas WPresident and CEO, DirectorOption exercise(M)2K$0
Jun 3, 2026Grimm Thomas LDirectorOption exercise(M)300$6.48$2K
Jun 3, 2026Grimm Thomas LDirectorOption exercise(M)300$0
Jun 3, 2026Wimmer Timothy RDirectorOption exercise(M)4K$8.13$29K
Jun 3, 2026Wimmer Timothy RDirectorOption exercise(M)899$6.48$6K
Jun 3, 2026Wimmer Timothy RDirectorOption exercise(M)4K$0
Jun 3, 2026Wimmer Timothy RDirectorOption exercise(M)899$0
Jun 3, 2026Spatz NoraEVP and CAOBuy(P)722$13.75$10K
Jun 3, 2026Cornish TerrySVP and CCOBuy(P)263$13.75$4K
Jun 3, 2026Zillges Nicholas WPresident and CEO, DirectorBuy(P)203$13.75$3K
Jun 3, 2026Knopf MichelleEVP and COOBuy(P)197$13.75$3K
May 16, 2026Knopf MichelleEVP and COOTax withholding(F)86$14.50$1K
May 16, 2026Selting-Buchberger JoySVP and CFOTax withholding(F)56$14.50$812
May 16, 2026Spatz NoraEVP and CAOTax withholding(F)30$14.50$435
May 16, 2026Cornish TerrySVP and CCOTax withholding(F)41$14.50$595
May 5, 2026Werth Ann MDirectorOption exercise(M)599$0
May 5, 2026Werth Ann MDirectorOption exercise(M)899$0
May 5, 2026Werth Ann MDirectorOption exercise(M)599$6.48$4K
May 5, 2026Werth Ann MDirectorOption exercise(M)899$8.13$7K
Mar 20, 2026Grimm Thomas LDirectorOption exercise(M)4K$8.13$29K
Mar 20, 2026Grimm Thomas LDirectorOption exercise(M)599$6.48$4K
Mar 20, 2026Grimm Thomas LDirectorOption exercise(M)0$0
Mar 20, 2026Grimm Thomas LDirectorOption exercise(M)0$0
Mar 18, 2026Spatz NoraEVP and CAOOption exercise(M)2K$8.13$20K
Mar 18, 2026Spatz NoraEVP and CAOOption exercise(M)2K$6.48$12K
Mar 18, 2026Spatz NoraEVP and CAOOption exercise(M)2K$0
Mar 18, 2026Spatz NoraEVP and CAOOption exercise(M)2K$0
Feb 23, 2026Zillges Nicholas WPresident and CEO, DirectorOption exercise(M)3K$6.48$19K
Feb 23, 2026Zillges Nicholas WPresident and CEO, DirectorOption exercise(M)3K$0
Dec 2, 2025Zillges Nicholas WPresident and CEO, DirectorDiscretionary(I)634$11.11$7K
Dec 2, 2025Zillges Nicholas WPresident and CEO, DirectorDiscretionary(I)24$11.30$271
Dec 2, 2025Spatz NoraEVP and CAODiscretionary(I)1K$11.11$14K
Dec 2, 2025Spatz NoraEVP and CAODiscretionary(I)45$11.30$509
Dec 2, 2025Knopf MichelleEVP and COODiscretionary(I)20$11.30$226
Dec 2, 2025Knopf MichelleEVP and COODiscretionary(I)536$11.11$6K
Dec 1, 2025Zillges Nicholas WPresident and CEO, DirectorDiscretionary(I)2K$11.27$19K
Dec 1, 2025Spatz NoraEVP and CAODiscretionary(I)3K$11.27$36K
Dec 1, 2025Knopf MichelleEVP and COODiscretionary(I)1K$11.27$16K
Nov 26, 2025Zillges Nicholas WPresident and CEO, DirectorBuy(P)1K$11.37$12K
Nov 13, 2025Zillges Nicholas WPresident and CEO, DirectorBuy(P)1K$11.00$15K
Jun 28, 2025Spatz NoraEVP and CAOTax withholding(F)451$9.99$5K
Jun 28, 2025Knopf MichelleEVP and COOTax withholding(F)197$9.99$2K
Jun 28, 2025Cornish TerrySVP and CCOTax withholding(F)225$9.99$2K
Jun 28, 2025Selting-Buchberger JoySVP and CFOTax withholding(F)517$9.99$5K
Jun 28, 2025Zillges Nicholas WPresident and CEO, DirectorTax withholding(F)1K$9.99$12K
Jun 13, 2025Zillges Nicholas WPresident and CEO, DirectorBuy(P)500$9.99$5K
May 29, 2025Spatz NoraEVP and CAODiscretionary(I)992$10.01$10K
May 29, 2025Zillges Nicholas WPresident and CEO, DirectorDiscretionary(I)695$10.01$7K
May 16, 2025Zillges Nicholas WPresident and CEO, DirectorBuy(P)500$10.07$5K
May 16, 2025Selting-Buchberger JoySVP and CFOTax withholding(F)44$10.03$441
May 16, 2025Spatz NoraEVP and CAOTax withholding(F)29$10.03$291

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 2019-09-302026-08-08. Earlier history is backfilling; this window widens as it deepens.

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

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