DZSI Insider Trading

DZSI · full profile →Last filing Dec 4, 2025
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
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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
Dec 4, 2025Dasan Networks, Inc10% OwnerSell(S)9.1M$0
Dec 31, 2024Choi Woong JiDirectorOption exercise(M)25K
Dec 31, 2024Choi Woong JiDirectorOption exercise(M)25K
Dec 31, 2024Jackson ToddDirectorOption exercise(M)25K
Dec 31, 2024Jackson ToddDirectorOption exercise(M)25K
Dec 31, 2024Bross Matthew WDirectorOption exercise(M)25K
Dec 31, 2024Bross Matthew WDirectorOption exercise(M)25K
Dec 31, 2024Yoo Choon YulDirectorOption exercise(M)25K
Dec 31, 2024Yoo Choon YulDirectorOption exercise(M)25K
Dec 31, 2024Kim Joon KyungDirectorOption exercise(M)25K
Dec 31, 2024Kim Joon KyungDirectorOption exercise(M)25K
Dec 31, 2024Carbone BarbaraDirectorOption exercise(M)25K
Dec 31, 2024Carbone BarbaraDirectorOption exercise(M)25K
Dec 10, 2024Vogt Charles DPresident & CEO, DirectorBuy(P)10K$0.85$9K
Dec 6, 2024Bross Matthew WDirectorBuy(P)9K$0.86$8K
Dec 4, 2024Bross Matthew WDirectorBuy(P)1K$0.88$880
Oct 1, 2024Alonso MiguelChief Product OfficerOption exercise(M)1K
Oct 1, 2024Alonso MiguelChief Product OfficerTax withholding(F)420$0.56$235
Oct 1, 2024Alonso MiguelChief Product OfficerOption exercise(M)1K
Oct 1, 2024Ferguson Justin K.Chief Legal OfficerOption exercise(M)7K
Oct 1, 2024Ferguson Justin K.Chief Legal OfficerTax withholding(F)2K$0.56$1K
Oct 1, 2024Ferguson Justin K.Chief Legal OfficerOption exercise(M)7K
Sep 30, 2024Jackson ToddDirectorOption exercise(M)25K
Sep 30, 2024Jackson ToddDirectorOption exercise(M)25K
Sep 30, 2024Yoo Choon YulDirectorOption exercise(M)25K
Sep 30, 2024Yoo Choon YulDirectorOption exercise(M)25K
Sep 30, 2024Bross Matthew WDirectorOption exercise(M)25K
Sep 30, 2024Bross Matthew WDirectorOption exercise(M)25K
Sep 30, 2024Carbone BarbaraDirectorOption exercise(M)25K
Sep 30, 2024Carbone BarbaraDirectorOption exercise(M)25K
Sep 30, 2024Kim Joon KyungDirectorOption exercise(M)25K
Sep 30, 2024Kim Joon KyungDirectorOption exercise(M)25K
Sep 30, 2024Choi Woong JiDirector, 10% OwnerOption exercise(M)25K
Sep 30, 2024Choi Woong JiDirector, 10% OwnerOption exercise(M)25K
Sep 20, 2024Marthi RaghuChief Operating OfficerOption exercise(M)9K
Sep 20, 2024Marthi RaghuChief Operating OfficerTax withholding(F)3K$0.60$2K
Sep 20, 2024Marthi RaghuChief Operating OfficerOption exercise(M)9K
Sep 6, 2024Carbone BarbaraDirectorOption exercise(M)50K
Sep 6, 2024Carbone BarbaraDirectorGrant(A)100K
Sep 6, 2024Carbone BarbaraDirectorOption exercise(M)50K
Sep 6, 2024Kim Joon KyungDirectorOption exercise(M)50K
Sep 6, 2024Kim Joon KyungDirectorGrant(A)100K
Sep 6, 2024Kim Joon KyungDirectorOption exercise(M)50K
Sep 6, 2024Ferguson Justin K.Chief Legal OfficerTax withholding(F)16K$0.58$9K
Sep 6, 2024Ferguson Justin K.Chief Legal OfficerOption exercise(M)50K
Sep 6, 2024Ferguson Justin K.Chief Legal OfficerOption exercise(M)50K
Sep 6, 2024Ferguson Justin K.Chief Legal OfficerGrant(A)150K
Sep 6, 2024Ferguson Justin K.Chief Legal OfficerGrant(A)150K
Sep 6, 2024Yoo Choon YulDirectorOption exercise(M)50K
Sep 6, 2024Yoo Choon YulDirectorOption exercise(M)50K
Sep 6, 2024Yoo Choon YulDirectorGrant(A)100K
Sep 6, 2024Bross Matthew WDirectorOption exercise(M)50K
Sep 6, 2024Bross Matthew WDirectorOption exercise(M)50K
Sep 6, 2024Bross Matthew WDirectorGrant(A)100K
Sep 6, 2024Jackson ToddDirectorOption exercise(M)50K
Sep 6, 2024Jackson ToddDirectorGrant(A)100K
Sep 6, 2024Jackson ToddDirectorOption exercise(M)50K
Sep 6, 2024Chesnut BrianChief Accounting OfficerGrant(A)75K
Sep 6, 2024Vogt Charles DPresident & CEO, DirectorTax withholding(F)65K$0.58$38K
Sep 6, 2024Vogt Charles DPresident & CEO, DirectorOption exercise(M)200K
Sep 6, 2024Vogt Charles DPresident & CEO, DirectorGrant(A)600K
Sep 6, 2024Vogt Charles DPresident & CEO, DirectorOption exercise(M)200K
Sep 6, 2024Vogt Charles DPresident & CEO, DirectorGrant(A)600K
Sep 6, 2024Reiss GunterChief Marketing OfficerTax withholding(F)3K$0.58$2K
Sep 6, 2024Reiss GunterChief Marketing OfficerOption exercise(M)8K
Sep 6, 2024Reiss GunterChief Marketing OfficerGrant(A)25K
Sep 6, 2024Reiss GunterChief Marketing OfficerGrant(A)25K
Sep 6, 2024Reiss GunterChief Marketing OfficerOption exercise(M)8K
Sep 6, 2024Choi Woong GeeDirectorOption exercise(M)50K
Sep 6, 2024Choi Woong GeeDirectorGrant(A)100K
Sep 6, 2024Choi Woong GeeDirectorOption exercise(M)50K
Sep 6, 2024Marthi RaghuChief Operating OfficerOption exercise(M)25K
Sep 6, 2024Marthi RaghuChief Operating OfficerTax withholding(F)8K$0.58$5K
Sep 6, 2024Marthi RaghuChief Operating OfficerOption exercise(M)25K
Sep 6, 2024Marthi RaghuChief Operating OfficerGrant(A)75K
Sep 6, 2024Marthi RaghuChief Operating OfficerGrant(A)75K
Sep 6, 2024Alonso MiguelChief Product OfficerTax withholding(F)14K$0.58$8K
Sep 6, 2024Alonso MiguelChief Product OfficerOption exercise(M)42K
Sep 6, 2024Alonso MiguelChief Product OfficerGrant(A)125K
Sep 6, 2024Alonso MiguelChief Product OfficerGrant(A)125K
Sep 6, 2024Alonso MiguelChief Product OfficerOption exercise(M)42K
Aug 2, 2024Kawecki Misty DawnChief Financial OfficerOption exercise(M)17K
Aug 2, 2024Kawecki Misty DawnChief Financial OfficerTax withholding(F)5K$1.17$6K
Aug 2, 2024Kawecki Misty DawnChief Financial OfficerOption exercise(M)17K
Jul 1, 2024Kawecki Misty DawnChief Financial OfficerOption exercise(M)25K
Jul 1, 2024Kawecki Misty DawnChief Financial OfficerTax withholding(F)8K$1.16$9K
Jul 1, 2024Kawecki Misty DawnChief Financial OfficerOption exercise(M)17K
Jul 1, 2024Kawecki Misty DawnChief Financial OfficerTax withholding(F)5K$1.16$6K
Jul 1, 2024Kawecki Misty DawnChief Financial OfficerOption exercise(M)17K
Jul 1, 2024Kawecki Misty DawnChief Financial OfficerOption exercise(M)25K
Jul 1, 2024Vogt Charles DPresident & CEO, DirectorOption exercise(M)67K
Jul 1, 2024Vogt Charles DPresident & CEO, DirectorOption exercise(M)67K
Jul 1, 2024Vogt Charles DPresident & CEO, DirectorTax withholding(F)22K$1.16$26K
Jul 1, 2024Vogt Charles DPresident & CEO, DirectorTax withholding(F)22K$1.16$26K
Jul 1, 2024Vogt Charles DPresident & CEO, DirectorOption exercise(M)67K
Jul 1, 2024Vogt Charles DPresident & CEO, DirectorOption exercise(M)67K
Jul 1, 2024Marthi RaghuChief Operating OfficerTax withholding(F)2K$1.16$3K
Jul 1, 2024Marthi RaghuChief Operating OfficerOption exercise(M)7K
Jul 1, 2024Marthi RaghuChief Operating OfficerOption exercise(M)7K
Jul 1, 2024Reiss GunterChief Marketing OfficerOption exercise(M)5K

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).