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BCS

Changes in Beneficial Ownership · 4

Harmonic Inc.

HLITNASDAQEQUITYCurrent

Changes in Beneficial Ownership

Filed May 18, 2026Accepted May 18, 2026, 5:30 PM EDTFiling CIK 851310Accession 0001193125-26-229177
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Structured filing — 4

ownership.xml

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Filing details

Report period
2026-05-14
Issuer
HARMONIC INC.
Issuer CIK
0000851310
Trading symbol
HLIT

Reporting owner 1

Name
Copeland Stephanie
Reporting owner CIK
0001622332
Relationship
Director
Address
2950 ORCHARD PARKWAY, SAN JOSE, CA, 95131

Non-derivative transactions

Non-derivative transactions · 1 reported row
SecurityTransaction dateCodeAmountA / DPrice (USD)Owned afterOwnership
Common Stock2026-05-14S · Form 44,300D13.305020,752D
Table key
S · Form 4
Sale on the market or privately
D
Direct

Signature 1

Signed
/s/ Wendi Ninh, Attorney-in-Fact
Date
2026-05-18

Company context

Harmonic (NASDAQ: HLIT), the worldwide leader in virtualized broadband solutions, is transforming multi-gigabit connectivity. The company's industry-leading cOS™ virtualized broadband platform, suite of solutions for fiber and DOCSIS, and a growing portfolio of AI-powered network intelligence solutions, enable broadband service providers to simplify operations, deliver exceptional subscriber experiences and expand revenue streams. With thousands of vCMTS servers and hundreds of thousands of RPDs deployed globally, Harmonic powers next-generation broadband services with five-nines reliability. Anchored with a customer-first approach and driven by a legacy of innovation, Harmonic supports broadband service providers at every stage of their network evolution. More information is available at www.harmonicinc.com.

Current securities

Recent company filings

  1. 4 filingSep 15, 2026
  2. 10-Q filingAug 17, 2026
  3. NT 10-Q filingAug 12, 2026
  4. Results of Operations and Financial ConditionAug 12, 2026
  5. Completion of Acquisition or Disposition of Assets · Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory ArrangementsJun 17, 2026

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