// company-profile

Harmonic Inc.

HLIT
ExchangeNasdaqSectorRadio & Tv Broadcasting & Communications EquipmentInc.DEFilings143Insiders18
// api This Harmonic Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 10 insiders purchased shares versus 3 sales. Buying was led by Haltmayer Neven.

// 90-day insight

Over the last 90 days, Harmonic Inc. insiders bought $0 (29 transactions) and sold $1.2M (11 transactions).

  • Most active insider: Haltmayer Neven with 13 transactions totaling $871K.
  • Largest single sale: $421K by Haltmayer Neven on May 13, 2026.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Harmonic Inc. as of 2026-03-31

— stable
Total reported AUM
$749.5M
QoQ change
-2.6%
Reporting period
2026-03-31
#1
BlackRock, Inc.
CIK 2012383
$110.5M
12.3M shares
#2
STATE STREET CORP
CIK 93751
$43.7M
4.9M shares
#3
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$42.2M
4.7M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 16, 2026Haltmayer NevenHLIT
Option Exercise
8,777$0.00$0K
Jun 16, 2026Haltmayer NevenHLIT
Option Exercise
19,329$0.00$0K
Jun 16, 2026Haltmayer NevenHLIT
Option Exercise
5,449$0.00$0K
Jun 16, 2026Haltmayer NevenHLIT
Option Exercise
44,600$0.00$0K
Jun 16, 2026Haltmayer NevenHLIT
Tax Withholding
23,751$14.80$352K

45 more transactions hidden

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