HLIT Insider Trading

Harmonic Inc. · full profile →Last filing Jul 15, 2026
Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$478K
2 insiders
Net Insider Flow
-$478K
open market, 180d
Reporting Insiders
2
2 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
Jul 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)4K$0
Jul 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandTax withholding(F)1K$12.99$13K
Jul 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)4K$0
Jun 16, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)45K$0
Jun 16, 2026Haltmayer NevenSVP & GM, Video BusinessTax withholding(F)24K$14.80$352K
Jun 16, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)9K$0
Jun 16, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)5K$0
Jun 16, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)19K$0
Jun 11, 2026Jankovic WalterChief Financial OfficerOption exercise(M)1K$0
Jun 11, 2026Jankovic WalterChief Financial OfficerTax withholding(F)732$14.51$11K
Jun 11, 2026Jankovic WalterChief Financial OfficerOption exercise(M)1K$0
Jun 11, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)20K$0
Jun 11, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)20K$0
Jun 1, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)3K$0
Jun 1, 2026Haltmayer NevenSVP & GM, Video BusinessTax withholding(F)1K$15.81$23K
Jun 1, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)3K$0
May 22, 2026Jankovic WalterChief Financial OfficerOption exercise(M)7K$0
May 22, 2026Jankovic WalterChief Financial OfficerTax withholding(F)3K$15.20$51K
May 22, 2026Jankovic WalterChief Financial OfficerOption exercise(M)7K$0
May 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)8K$0
May 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)8K$0
May 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)3K$0
May 15, 2026Jankovic WalterChief Financial OfficerTax withholding(F)9K$12.54$114K
May 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)20K$0
May 15, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)6K$0
May 15, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)6K$0
May 15, 2026Haltmayer NevenSVP & GM, Video BusinessTax withholding(F)6K$12.54$76K
May 15, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)11K$0
May 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)4K$0
May 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandTax withholding(F)1K$12.54$14K
May 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)4K$0
May 15, 2026Chu Timothy CGeneral Counsel & SVP, HROption exercise(M)4K$0
May 15, 2026Chu Timothy CGeneral Counsel & SVP, HROption exercise(M)6K$0
May 15, 2026Chu Timothy CGeneral Counsel & SVP, HRTax withholding(F)3K$12.54$44K
May 15, 2026Chu Timothy CGeneral Counsel & SVP, HROption exercise(M)10K$0
May 15, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)19K$0
May 15, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)7K$0
May 15, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)26K$0
May 14, 2026Copeland StephanieDirectorSell(S)4K$13.31$57K
May 13, 2026Haltmayer NevenSVP & GM, Video BusinessSell(S)32K$13.24$421K
Apr 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)4K$0
Apr 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandTax withholding(F)1K$9.88$10K
Apr 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)4K$0
Mar 16, 2026Whalen Daniel TDirectorGrant(A)19K$0
Mar 16, 2026Krall DavidDirectorGrant(A)19K$0
Mar 16, 2026Dev IndraneelDirectorGrant(A)19K$0
Mar 16, 2026Crandall Dana LDirectorGrant(A)19K$0
Mar 16, 2026Copeland StephanieDirectorGrant(A)19K$0
Mar 16, 2026Clifford DeborahDirectorGrant(A)19K$0
Mar 16, 2026Ben-Natan NimrodPresident and CEO, DirectorGrant(A)281K$0
Mar 16, 2026Jankovic WalterChief Financial OfficerGrant(A)133K$0
Mar 16, 2026Glahn Ronald JSVP, Global Sales, BroadbandGrant(A)49K$0
Mar 16, 2026Chu Timothy CGeneral Counsel & SVP, HRGrant(A)59K$0
Mar 16, 2026Gallagher PatrickDirectorGrant(A)19K$0
Mar 11, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)20K$0
Mar 11, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)20K$0
Mar 11, 2026Jankovic WalterChief Financial OfficerTax withholding(F)513$9.34$5K
Mar 11, 2026Jankovic WalterChief Financial OfficerOption exercise(M)1K$0
Mar 11, 2026Jankovic WalterChief Financial OfficerOption exercise(M)1K$0
Mar 1, 2026Haltmayer NevenSVP & GM, Video BusinessTax withholding(F)1K$10.63$15K
Mar 1, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)3K$0
Mar 1, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)3K$0
Feb 22, 2026Jankovic WalterChief Financial OfficerTax withholding(F)2K$10.90$25K
Feb 22, 2026Jankovic WalterChief Financial OfficerOption exercise(M)7K$0
Feb 22, 2026Jankovic WalterChief Financial OfficerOption exercise(M)7K$0
Feb 15, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)90K$0
Feb 15, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)6K$0
Feb 15, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)78K$0
Feb 15, 2026Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)7K$0
Feb 15, 2026Chu Timothy CGeneral Counsel & SVP, HROption exercise(M)27K$0
Feb 15, 2026Chu Timothy CGeneral Counsel & SVP, HRTax withholding(F)10K$10.68$106K
Feb 15, 2026Chu Timothy CGeneral Counsel & SVP, HROption exercise(M)15K$0
Feb 15, 2026Chu Timothy CGeneral Counsel & SVP, HROption exercise(M)5K$0
Feb 15, 2026Chu Timothy CGeneral Counsel & SVP, HROption exercise(M)6K$0
Feb 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandTax withholding(F)4K$10.68$47K
Feb 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)16K$0
Feb 15, 2026Glahn Ronald JSVP, Global Sales, BroadbandOption exercise(M)16K$0
Feb 15, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)33K$0
Feb 15, 2026Haltmayer NevenSVP & GM, Video BusinessTax withholding(F)18K$10.68$194K
Feb 15, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)5K$0
Feb 15, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)6K$0
Feb 15, 2026Haltmayer NevenSVP & GM, Video BusinessOption exercise(M)22K$0
Feb 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)45K$0
Feb 15, 2026Jankovic WalterChief Financial OfficerTax withholding(F)16K$10.68$176K
Feb 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)3K$0
Feb 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)34K$0
Feb 15, 2026Jankovic WalterChief Financial OfficerOption exercise(M)8K$0
Feb 15, 2026Copeland StephanieDirectorOption exercise(M)16K$0
Feb 15, 2026Copeland StephanieDirectorOption exercise(M)16K$0
Feb 15, 2026Crandall Dana LDirectorOption exercise(M)16K$0
Feb 15, 2026Crandall Dana LDirectorOption exercise(M)16K$0
Feb 15, 2026Krall DavidDirectorOption exercise(M)16K$0
Feb 15, 2026Krall DavidDirectorOption exercise(M)16K$0
Feb 15, 2026Whalen Daniel TDirectorOption exercise(M)16K$0
Feb 15, 2026Whalen Daniel TDirectorOption exercise(M)16K$0
Dec 15, 2025Haltmayer NevenSVP & GM, Video BusinessSell(S)14K$10.41$150K
Dec 15, 2025Haltmayer NevenSVP & GM, Video BusinessSell(S)9K$10.42$98K
Dec 12, 2025Haltmayer NevenSVP & GM, Video BusinessSell(S)6K$10.61$65K
Dec 11, 2025Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)20K$0
Dec 11, 2025Ben-Natan NimrodPresident and CEO, DirectorOption exercise(M)20K$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 2021-01-042026-07-18. Earlier history is backfilling; this window widens as it deepens.

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